Outline Dimension-100330.pdf

OUTLINE DIMENSION
z SOT
SOT-143 --------------------------------------------------------------------------------------------------------------------------------- A5
SOT-23-3 -------------------------------------------------------------------------------------------------------------------------------- A6
SOT-23-5 -------------------------------------------------------------------------------------------------------------------------------- A7
SOT-23-6 -------------------------------------------------------------------------------------------------------------------------------- A8
SOT-23-8 -------------------------------------------------------------------------------------------------------------------------------- A9
SOT-89 ---------------------------------------------------------------------------------------------------------------------------------- A10
SOT-89-5 -------------------------------------------------------------------------------------------------------------------------------- A11
SOT-223 --------------------------------------------------------------------------------------------------------------------------------- A12
SOT-223-5 ------------------------------------------------------------------------------------------------------------------------------ A13
SOT-563 --------------------------------------------------------------------------------------------------------------------------------- A14
z TSOT
TSOT-23-3
TSOT-23-5
TSOT-23-6
TSOT-23-8
------------------------------------------------------------------------------------------------------------------------------ A15
------------------------------------------------------------------------------------------------------------------------------ A16
------------------------------------------------------------------------------------------------------------------------------ A17
------------------------------------------------------------------------------------------------------------------------------ A18
z TO
TO-92 ------------------------------------------------------------------------------------------------------------------------------------ A19
TO-251 ----------------------------------------------------------------------------------------------------------------------------------- A20
TO-252 ----------------------------------------------------------------------------------------------------------------------------------- A21
TO-252-4 -------------------------------------------------------------------------------------------------------------------------------- A22
TO-252-5 -------------------------------------------------------------------------------------------------------------------------------- A23
TO-263 ----------------------------------------------------------------------------------------------------------------------------------- A24
TO-263-5 -------------------------------------------------------------------------------------------------------------------------------- A25
TO-263S-5 ------------------------------------------------------------------------------------------------------------------------------ A26
TO-263-7 -------------------------------------------------------------------------------------------------------------------------------- A27
TO-220 ----------------------------------------------------------------------------------------------------------------------------------- A28
TO-220-5 -------------------------------------------------------------------------------------------------------------------------------- A29
z SOP/DIP
SOP-8 ----------------------------------------------------------------------------------------------------------------------------------- A30
SOP-14 ---------------------------------------------------------------------------------------------------------------------------------- A31
SOP-16 ---------------------------------------------------------------------------------------------------------------------------------- A32
SOP-20 ---------------------------------------------------------------------------------------------------------------------------------- A33
SOP-24 ---------------------------------------------------------------------------------------------------------------------------------- A34
SOP-24 (236mil) ---------------------------------------------------------------------------------------------------------------------- A35
SOP-28 ---------------------------------------------------------------------------------------------------------------------------------- A36
SOP-32 ---------------------------------------------------------------------------------------------------------------------------------- A37
SOP-8 (Exposed Pad) --------------------------------------------------------------------------------------------------------------- A38
DIP-8 ------------------------------------------------------------------------------------------------------------------------------------- A39
DIP-16 ----------------------------------------------------------------------------------------------------------------------------------- A40
OD-100330
www.richtek.com
A-1
OUTLINE DIMENSION
z SSOP
SSOP-16 -------------------------------------------------------------------------------------------------------------------------------- A41
SSOP-24 -------------------------------------------------------------------------------------------------------------------------------- A42
SSOP-28 -------------------------------------------------------------------------------------------------------------------------------- A43
SSOP-30 -------------------------------------------------------------------------------------------------------------------------------- A44
z TSSOP
TSSOP-8 -------------------------------------------------------------------------------------------------------------------------------- A45
TSSOP-14 ------------------------------------------------------------------------------------------------------------------------------ A46
TSSOP-16 ------------------------------------------------------------------------------------------------------------------------------ A47
TSSOP-20 ------------------------------------------------------------------------------------------------------------------------------ A48
TSSOP-24 ------------------------------------------------------------------------------------------------------------------------------ A49
TSSOP-28 ------------------------------------------------------------------------------------------------------------------------------ A50
TSSOP-32 ------------------------------------------------------------------------------------------------------------------------------ A51
TSSOP-14 (Exposed PAD) --------------------------------------------------------------------------------------------------------- A52
TSSOP-16 (Exposed PAD) --------------------------------------------------------------------------------------------------------- A53
TSSOP-24 (Exposed PAD) --------------------------------------------------------------------------------------------------------- A54
TSSOP-28 (Exposed PAD) --------------------------------------------------------------------------------------------------------- A55
z MSOP
MSOP-8 --------------------------------------------------------------------------------------------------------------------------------- A56
MSOP-10 ------------------------------------------------------------------------------------------------------------------------------- A57
MSOP-8 (Exposed PAD) ------------------------------------------------------------------------------------------------------------ A58
MSOP-10 (Exposed PAD) ---------------------------------------------------------------------------------------------------------- A59
z SC
SC-70-3 ---------------------------------------------------------------------------------------------------------------------------------- A60
SC-70-4 ---------------------------------------------------------------------------------------------------------------------------------- A61
SC-70-5 ---------------------------------------------------------------------------------------------------------------------------------- A62
SC-70-6 ---------------------------------------------------------------------------------------------------------------------------------- A63
SC-82 ------------------------------------------------------------------------------------------------------------------------------------ A64
z SOJ
SOJ-2021-10L -------------------------------------------------------------------------------------------------------------------------- A65
z VQFN
VQFN-3x3-16L ------------------------------------------------------------------------------------------------------------------------- A66
VQFN-4x4-16L ------------------------------------------------------------------------------------------------------------------------- A67
VQFN-4x4-20L ------------------------------------------------------------------------------------------------------------------------- A68
VQFN-4x4-24L ------------------------------------------------------------------------------------------------------------------------- A69
VQFN-5x5-16L ------------------------------------------------------------------------------------------------------------------------- A70
VQFN-5x5-24L ------------------------------------------------------------------------------------------------------------------------- A71
VQFN-5x5-28L ------------------------------------------------------------------------------------------------------------------------- A72
VQFN-5x5-32L ------------------------------------------------------------------------------------------------------------------------- A73
VQFN-6x6-28L ------------------------------------------------------------------------------------------------------------------------- A74
VQFN-6x6-40L ------------------------------------------------------------------------------------------------------------------------- A75
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A-2
OD-100330
OUTLINE DIMENSION
z VDFN
VDFN-2x2-6L --------------------------------------------------------------------------------------------------------------------------- A76
VDFN-2x2-8L --------------------------------------------------------------------------------------------------------------------------- A77
VDFN-3x3-6L --------------------------------------------------------------------------------------------------------------------------- A78
VDFN-3x3-8L --------------------------------------------------------------------------------------------------------------------------- A79
VDFN-3x3-10L ------------------------------------------------------------------------------------------------------------------------- A80
VDFN-5x6-8L --------------------------------------------------------------------------------------------------------------------------- A81
z WQFN
WQFN-2x2-12L ------------------------------------------------------------------------------------------------------------------------ A82
WQFN-3x3-16L ------------------------------------------------------------------------------------------------------------------------ A83
WQFN-3x3-20L ------------------------------------------------------------------------------------------------------------------------ A84
WQFN-4x4-16L ------------------------------------------------------------------------------------------------------------------------ A85
WQFN-4x4-20L ------------------------------------------------------------------------------------------------------------------------ A86
WQFN-4x4-24L ------------------------------------------------------------------------------------------------------------------------ A87
WQFN-4x4-28L ------------------------------------------------------------------------------------------------------------------------ A88
WQFN-4x4-32L ------------------------------------------------------------------------------------------------------------------------ A89
WQFN-5x5-12L ------------------------------------------------------------------------------------------------------------------------ A90
WQFN-5x5-16L ------------------------------------------------------------------------------------------------------------------------ A91
WQFN-5x5-24L ------------------------------------------------------------------------------------------------------------------------ A92
WQFN-5x5-28L ------------------------------------------------------------------------------------------------------------------------ A93
WQFN-5x5-32L ------------------------------------------------------------------------------------------------------------------------ A94
WQFN-5x5-40L ------------------------------------------------------------------------------------------------------------------------ A95
WQFN-6x6-28L ------------------------------------------------------------------------------------------------------------------------ A96
WQFN-6x6-40L ------------------------------------------------------------------------------------------------------------------------ A97
WQFN-6x6-48L ------------------------------------------------------------------------------------------------------------------------ A98
WQFN-7x7-48L ------------------------------------------------------------------------------------------------------------------------ A99
WQFN-7x7-56L ------------------------------------------------------------------------------------------------------------------------ A100
WQFN-2x3-16L ------------------------------------------------------------------------------------------------------------------------ A101
WQFN-3x4-20L ------------------------------------------------------------------------------------------------------------------------ A102
WQFN-3.5x3.5-14L ------------------------------------------------------------------------------------------------------------------- A103
WQFN-4x5-28L ------------------------------------------------------------------------------------------------------------------------ A104
WQFN-6.5x4.5-46L ------------------------------------------------------------------------------------------------------------------- A105
WQFN-1.6x1.6-8L (COL) ------------------------------------------------------------------------------------------------------------ A106
WQFN-2x2-12L (COL) --------------------------------------------------------------------------------------------------------------- A107
WQFN-2x2-14L (COL) --------------------------------------------------------------------------------------------------------------- A108
WQFN-3x3-24L (COL) --------------------------------------------------------------------------------------------------------------- A109
z WDFN
WDFN-2x2-6L -------------------------------------------------------------------------------------------------------------------------- A110
WDFN-2x2-8L -------------------------------------------------------------------------------------------------------------------------- A111
WDFN-3x3-6L -------------------------------------------------------------------------------------------------------------------------- A112
WDFN-3x3-8L -------------------------------------------------------------------------------------------------------------------------- A113
WDFN-3x3-8L, 0.5mm Lead Pitch ------------------------------------------------------------------------------------------------ A114
OD-100330
www.richtek.com
A-3
OUTLINE DIMENSION
WDFN-3x3-10L ------------------------------------------------------------------------------------------------------------------------ A115
WDFN-3x3-12L ------------------------------------------------------------------------------------------------------------------------ A116
WDFN-1.6x1.6-6L --------------------------------------------------------------------------------------------------------------------- A117
WDFN-2x3-8L -------------------------------------------------------------------------------------------------------------------------- A118
WDFN-3x2-10L ------------------------------------------------------------------------------------------------------------------------ A119
WDFN-4x3-12L ------------------------------------------------------------------------------------------------------------------------ A120
WDFN-4x3-16L ------------------------------------------------------------------------------------------------------------------------ A121
WDFN-2x2-6SL ------------------------------------------------------------------------------------------------------------------------ A122
z XDFN
XDFN-2x2-8L --------------------------------------------------------------------------------------------------------------------------- A123
z WLCSP
WL-CSP-0.7x1.35-5B ---------------------------------------------------------------------------------------------------------------- A124
WL-CSP-0.9x1.3-6B ----------------------------------------------------------------------------------------------------------------- A125
WL-CSP-1x2-8B ---------------------------------------------------------------------------------------------------------------------- A126
WL-CSP-1.5x1.5-8B ----------------------------------------------------------------------------------------------------------------- A127
WL-CSP-1.5x1.5-9B ----------------------------------------------------------------------------------------------------------------- A128
WL-CSP-2.05x2.55-20B ------------------------------------------------------------------------------------------------------------- A129
WL-CSP-2.45x1.95-20B ------------------------------------------------------------------------------------------------------------- A130
WL-CSP-2.55x2.05-20B ------------------------------------------------------------------------------------------------------------- A131
WL-CSP-2.45x2.45-25B ------------------------------------------------------------------------------------------------------------- A132
WL-CSP-2.45x2.05-30B ------------------------------------------------------------------------------------------------------------- A133
WL-CSP-2.4x2.4-32B ---------------------------------------------------------------------------------------------------------------- A134
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A-4
OD-100330
D
e
H
L
B
C
b
b1
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.200
0.031
0.047
A1
0.050
0.150
0.002
0.006
B
1.200
1.400
0.047
0.055
b
0.300
0.520
0.012
0.020
b1
0.760
0.920
0.030
0.036
C
2.100
2.640
0.083
0.104
D
2.800
3.040
0.110
0.120
e
1.900
0.075
H
0.080
0.150
0.003
0.006
L
0.210
0.410
0.008
0.016
SOT-143 Surface Mount Package
OD-100330
www.richtek.com
A-5
H
D
L
C
B
e
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.889
1.295
0.035
0.051
A1
0.000
0.152
0.000
0.006
B
1.397
1.803
0.055
0.071
b
0.356
0.508
0.014
0.020
C
2.591
2.997
0.102
0.118
D
2.692
3.099
0.106
0.122
e
1.803
2.007
0.071
0.079
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
SOT-23-3 Surface Mount Package
www.richtek.com
A-6
OD-100330
H
D
L
B
C
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.889
1.295
0.035
0.051
A1
0.000
0.152
0.000
0.006
B
1.397
1.803
0.055
0.071
b
0.356
0.559
0.014
0.022
C
2.591
2.997
0.102
0.118
D
2.692
3.099
0.106
0.122
e
0.838
1.041
0.033
0.041
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
SOT-23-5 Surface Mount Package
OD-100330
www.richtek.com
A-7
H
D
L
C
B
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.889
1.295
0.031
0.051
A1
0.000
0.152
0.000
0.006
B
1.397
1.803
0.055
0.071
b
0.250
0.560
0.010
0.022
C
2.591
2.997
0.102
0.118
D
2.692
3.099
0.106
0.122
e
0.838
1.041
0.033
0.041
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
SOT-23-6 Surface Mount Package
www.richtek.com
A-8
OD-100330
H
D
L
C
B
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.450
0.039
0.057
A1
0.000
0.150
0.000
0.006
B
1.500
1.700
0.059
0.067
b
0.220
0.500
0.009
0.020
C
2.600
3.000
0.102
0.118
D
2.800
3.000
0.110
0.118
e
0.585
0.715
0.023
0.028
H
0.100
0.220
0.004
0.009
L
0.300
0.600
0.012
0.024
SOT-23-8 Surface Mount Package
OD-100330
www.richtek.com
A-9
D
D1
A
B
C
C1
e
e
H
A
b
Symbol
b1
b
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.397
1.600
0.055
0.063
b
0.356
0.483
0.014
0.019
B
2.388
2.591
0.094
0.102
b1
0.406
0.533
0.016
0.021
C
3.937
4.242
0.155
0.167
C1
0.787
1.194
0.031
0.047
D
4.394
4.597
0.173
0.181
D1
1.397
1.753
0.055
0.069
e
1.448
1.549
0.057
0.061
H
0.356
0.432
0.014
0.017
3-Lead SOT-89 Surface Mount Package
www.richtek.com
A-10
OD-100330
D
D1
b1
A
C
B
C1
e
e
H
A
b
Symbol
b1
b
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.400
1.600
0.055
0.063
b
0.360
0.508
0.014
0.020
B
2.400
2.600
0.094
0.102
b1
0.406
0.533
0.016
0.021
C
3.937
4.250
0.155
0.167
C1
0.800
1.194
0.031
0.047
D
4.400
4.600
0.173
0.181
D1
1.397
1.700
0.055
0.067
e
1.400
1.600
0.055
0.063
H
0.356
0.430
0.014
0.017
5-Lead SOT-89 Surface Mount Package
OD-100330
www.richtek.com
A-11
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.400
1.800
0.055
0.071
A1
0.020
0.100
0.001
0.004
b
0.600
0.840
0.024
0.033
B
3.300
3.700
0.130
0.146
C
6.700
7.300
0.264
0.287
D
6.300
6.700
0.248
0.264
b1
2.900
3.100
0.114
0.122
e
2.300
0.091
H
0.230
0.350
0.009
0.014
L
1.500
2.000
0.059
0.079
L1
0.800
1.100
0.031
0.043
3-Lead SOT-223 Surface Mount Package
www.richtek.com
A-12
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.400
1.800
0.055
0.071
A1
0.020
0.100
0.001
0.004
b
0.410
0.530
0.016
0.021
B
3.300
3.700
0.130
0.146
C
6.700
7.300
0.264
0.287
D
6.300
6.700
0.248
0.264
b1
2.900
3.100
0.114
0.122
e
2.270
0.050
H
0.230
0.350
0.009
0.014
L
1.500
2.000
0.059
0.079
L1
0.800
1.100
0.031
0.043
5-Lead SOT-223 Surface Mount Package
OD-100330
www.richtek.com
A-13
D
E E1
L
b
A
Symbol
L
e
A3
A1
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.500
0.600
0.020
0.024
A1
0.000
0.050
0.000
0.002
A3
0.080
0.180
0.003
0.007
b
0.150
0.300
0.006
0.012
D
1.500
1.700
0.059
0.067
E
1.500
1.700
0.059
0.067
E1
1.100
1.300
0.043
0.051
e
L
0.500
0.100
0.020
0.300
0.004
0.012
SOT-563 Surface Mount Package
www.richtek.com
A-14
OD-100330
H
D
L
C
B
e
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
1.000
0.028
0.039
A1
0.000
0.100
0.000
0.004
B
1.397
1.803
0.055
0.071
b
0.300
0.510
0.012
0.020
C
2.591
3.000
0.102
0.118
D
2.692
3.099
0.106
0.122
e
1.803
2.007
0.071
0.079
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
TSOT-23-3 Surface Mount Package
OD-100330
www.richtek.com
A-15
H
D
L
B
C
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
1.000
0.028
0.039
A1
0.000
0.100
0.000
0.004
B
1.397
1.803
0.055
0.071
b
0.300
0.559
0.012
0.022
C
2.591
3.000
0.102
0.118
D
2.692
3.099
0.106
0.122
e
0.838
1.041
0.033
0.041
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
TSOT-23-5 Surface Mount Package
www.richtek.com
A-16
OD-100330
H
D
L
C
B
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
1.000
0.028
0.039
A1
0.000
0.100
0.000
0.004
B
1.397
1.803
0.055
0.071
b
0.300
0.559
0.012
0.022
C
2.591
3.000
0.102
0.118
D
2.692
3.099
0.106
0.122
e
0.838
1.041
0.033
0.041
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
TSOT-23-6 Surface Mount Package
OD-100330
www.richtek.com
A-17
H
D
L
C
B
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
1.000
0.028
0.039
A1
0.000
0.100
0.000
0.004
B
1.397
1.803
0.055
0.071
b
0.220
0.380
0.009
0.015
C
2.591
3.000
0.102
0.118
D
2.692
3.099
0.106
0.122
e
0.585
0.715
0.023
0.028
H
0.080
0.254
0.003
0.010
L
0.300
0.610
0.012
0.024
TSOT-23-8 Surface Mount Package
www.richtek.com
A-18
OD-100330
A
D
E
L
b
e
C
D1
A1
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
3.175
4.191
0.125
0.165
A1
1.143
1.372
0.045
0.054
b
0.406
0.533
0.016
0.021
C
0.406
0.533
0.016
0.021
D
4.445
5.207
0.175
0.205
D1
3.429
5.029
0.135
0.198
E
4.318
5.334
0.170
0.210
e
1.143
1.397
0.045
0.055
L
12.700
0.500
3-Lead TO-92 Plastic Package
OD-100330
www.richtek.com
A-19
A
D
C
D1
B
E
A1
L
b
e
b2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
2.184
2.388
0.086
0.094
A1
1.016
1.295
0.040
0.051
B
0.889
2.032
0.035
0.080
b
0.508
0.889
0.020
0.035
b2
0.457
0.584
0.018
0.023
C
0.457
0.584
0.018
0.023
D
6.350
6.731
0.250
0.265
D1
5.207
5.461
0.205
0.215
E
5.334
6.223
0.210
0.245
e
2.101
2.438
0.083
0.096
L
7.010
8.001
0.276
0.315
3-Lead TO-251 Plastic Package
www.richtek.com
A-20
OD-100330
D
U
C
D1
R
B
T
V
E
S
L1
L3
b1
b
L2
e
b2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
2.184
2.388
0.086
0.094
B
0.889
2.032
0.035
0.080
b
0.508
0.889
0.020
0.035
b1
1.016 Ref.
0.040 Ref.
b2
0.457
0.584
0.018
0.023
C
0.457
0.584
0.018
0.023
D
6.350
6.731
0.250
0.265
D1
5.207
5.461
0.205
0.215
E
5.334
6.223
0.210
0.245
e
2.108
2.438
0.083
0.096
L1
9.398
10.414
0.370
0.410
L2
L3
0.508 Ref.
0.635
1.016
0.020 Ref.
0.025
0.040
U
3.810 Ref.
0.150 Ref.
V
3.048 Ref.
0.120 Ref.
R
0.200
0.850
0.008
0.033
S
2.500
3.400
0.098
0.134
T
0.500
0.850
0.020
0.033
3-Lead TO-252 Surface Mount Package
OD-100330
www.richtek.com
A-21
E
C2
b3
L3
V
D
H
L4
L
b
P
L2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
2.200
2.400
0.087
0.094
b
0.580
0.670
0.023
0.026
b3
5.200
5.500
0.205
0.217
C2
0.400
0.600
0.016
0.024
D
5.950
6.250
0.234
0.246
E
6.350
6.650
0.250
0.262
H
9.500
10.500
0.374
0.413
L
1.390
1.690
0.055
0.067
L2
0.508 Ref.
0.020 Ref.
L3
0.950
1.250
0.037
0.049
L4
--
1.000
--
0.400
P
V
1.270 Ref.
5.350
5.550
0.050 Ref.
0.211
0.219
4-Lead TO-252 Surface Mount Package
www.richtek.com
A-22
OD-100330
E
C2
R
b3
L3
T
V
S
D
H
L
b
P
L2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
2.184
2.388
0.086
0.094
b
0.381
0.889
0.015
0.035
b3
4.953
5.461
0.195
0.215
C2
0.457
0.889
0.018
0.035
D
5.334
6.223
0.210
0.245
E
6.350
6.731
0.250
0.265
H
9.000
10.414
0.354
0.410
L
0.508
1.780
0.020
0.070
L2
L3
0.508 Ref.
0.889
2.032
0.020 Ref.
0.035
0.080
P
1.270 Ref.
0.050 Ref.
V
5.200 Ref.
0.205 Ref.
R
0.200
1.500
0.008
0.059
S
2.500
3.400
0.098
0.134
T
0.500
0.850
0.020
0.033
5-Lead TO-252 Surface Mount Package
OD-100330
www.richtek.com
A-23
C
D
U
B
V
E
L1
b1
L2
e
b2
b
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
4.064
4.826
0.160
0.190
B
1.143
1.676
0.045
0.066
b
0.660
0.914
0.026
0.036
b1
1.143
1.397
0.045
0.055
b2
0.305
0.584
0.012
0.023
C
1.143
1.397
0.045
0.055
D
9.652
10.668
0.380
0.420
E
8.128
9.652
0.320
0.380
e
2.286
2.794
0.090
0.110
L1
14.605
15.875
0.575
0.625
L2
2.286
2.794
0.090
0.110
U
6.223 Ref.
0.245 Ref.
V
7.620 Ref.
0.300 Ref.
3-Lead TO- 263 Surface Mount Package
www.richtek.com
A-24
OD-100330
C
D
U
B
V
E
L1
L2
b
e
b2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
4.064
4.826
0.160
0.190
B
1.143
1.676
0.045
0.066
b
0.660
0.914
0.026
0.036
b2
0.305
0.584
0.012
0.023
C
1.143
1.397
0.045
0.055
D
9.652
10.668
0.380
0.420
E
8.128
9.652
0.320
0.380
e
1.524
1.829
0.060
0.072
L1
14.605
15.875
0.575
0.625
L2
2.286
2.794
0.090
0.110
U
6.223 Ref.
0.245 Ref.
V
7.620 Ref.
0.300 Ref.
5-Lead TO-263 Surface Mount Package
OD-100330
www.richtek.com
A-25
C
D
U
B
V
E
L1
L2
b
e
b2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
4.064
4.826
0.160
0.190
B
1.143
1.397
0.045
0.055
b
0.660
0.914
0.026
0.036
b2
0.305
0.584
0.012
0.023
C
1.250
1.450
0.049
0.057
D
9.652
10.668
0.380
0.420
E
8.128
9.652
0.320
0.380
e
1.524
1.829
0.060
0.072
L1
13.000
14.300
0.512
0.563
L2
1.090
1.590
0.043
0.063
U
7.600 Ref.
0.299 Ref.
V
5.900 Ref.
0.232 Ref.
5-Lead TO-263S Surface Mount Package
www.richtek.com
A-26
OD-100330
C
D
U
B
V
E
L1
L2
e
b2
b
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
4.064
4.826
0.160
0.190
B
1.143
1.676
0.045
0.066
b
0.660
0.914
0.026
0.036
b2
0.301
0.584
0.012
0.023
C
1.143
1.397
0.045
0.055
D
9.652
10.668
0.380
0.420
E
8.128
9.652
0.320
0.380
e
1.270 BSC
0.050 BSC
L1
14.605
15.875
0.575
0.625
L2
2.286
2.794
0.090
0.110
U
6.223 Ref.
0.245 Ref.
V
7.620 Ref.
0.300 Ref.
7-Lead TO-263 Surface Mount Package
OD-100330
www.richtek.com
A-27
C
D
F
M
E1
L1
E
b1
A1
L2
e
b
b2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
4.064
4.826
0.160
0.190
A1
2.032
2.921
0.080
0.115
b
0.635
1.016
0.025
0.040
b1
1.143
1.524
0.045
0.060
b2
0.305
0.559
0.012
0.022
C
1.143
1.397
0.045
0.055
D
9.779
10.668
0.385
0.420
E
7.620
9.398
0.300
0.370
e
2.286
2.794
0.090
0.110
E1
11.176
12.954
0.440
0.510
F
2.616
2.870
0.103
0.113
L1
17.526
18.542
0.690
0.730
L2
7.544
8.636
0.297
0.340
M
3.708
3.962
0.146
0.156
3-Lead TO-220 Plastic Package
www.richtek.com
A-28
OD-100330
C
D
M
F
E1
E
P
A1
e
b
b2
A
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
4.064
4.826
0.160
0.190
A1
2.032
2.921
0.080
0.115
b
0.635
1.016
0.025
0.040
b2
0.305
0.559
0.012
0.022
C
1.143
1.397
0.045
0.055
e
1.524
1.829
0.060
0.072
D
9.779
10.668
0.385
0.420
E
7.620
9.398
0.300
0.370
E1
11.176
12.954
0.440
0.510
F
14.224
15.113
0.560
0.595
M
3.708
3.962
0.146
0.156
P
24.689
26.416
0.972
1.040
5-Lead TO-220 Plastic Package
OD-100330
www.richtek.com
A-29
H
A
M
J
B
F
C
I
D
Dimensions In Millimeters
Dimensions In Inches
Symbol
Min
Max
Min
Max
A
4.801
5.004
0.189
0.197
B
3.810
3.988
0.150
0.157
C
1.346
1.753
0.053
0.069
D
0.330
0.508
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.170
0.254
0.007
0.010
I
0.050
0.254
0.002
0.010
J
5.791
6.200
0.228
0.244
M
0.400
1.270
0.016
0.050
8-Lead SOP Plastic Package
www.richtek.com
A-30
OD-100330
H
A
M
J
B
F
C
I
D
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
8.534
8.738
0.336
0.344
B
3.810
3.988
0.150
0.157
C
1.346
1.753
0.053
0.069
D
0.330
0.508
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.178
0.254
0.007
0.010
I
0.102
0.254
0.004
0.010
J
5.791
6.198
0.228
0.244
M
0.406
1.270
0.016
0.050
14–Lead SOP Plastic Package
OD-100330
www.richtek.com
A-31
H
A
M
B
J
F
C
I
D
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
9.804
10.008
0.386
0.394
B
3.810
3.988
0.150
0.157
C
1.346
1.753
0.053
0.069
D
0.330
0.508
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.178
0.254
0.007
0.010
I
0.102
0.254
0.004
0.010
J
5.791
6.198
0.228
0.244
M
0.406
1.270
0.016
0.050
16–Lead SOP Plastic Package
www.richtek.com
A-32
OD-100330
H
A
M
J
B
F
C
I
D
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
12.598
13.005
0.496
0.512
B
7.391
7.595
0.291
0.299
C
2.362
2.642
0.093
0.104
D
0.330
0.508
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.229
0.330
0.009
0.013
I
0.102
0.305
0.004
0.012
J
10.008
10.643
0.394
0.419
M
0.381
1.270
0.015
0.050
20–Lead SOP Plastic Package
OD-100330
www.richtek.com
A-33
H
A
M
J
B
F
C
I
D
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
15.189
15.596
0.598
0.614
B
7.391
7.595
0.291
0.299
C
2.362
2.642
0.093
0.104
D
0.330
0.508
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.229
0.330
0.009
0.013
I
0.102
0.305
0.004
0.012
J
10.008
10.643
0.394
0.419
M
0.381
1.270
0.015
0.050
24–Lead SOP Plastic Package
www.richtek.com
A-34
OD-100330
H
A
M
J
B
F
C
I
D
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
12.800
13.200
0.504
0.520
B
5.800
6.200
0.228
0.244
C
1.350
1.900
0.053
0.075
D
0.300
0.520
0.012
0.020
F
1.000
0.040
H
0.100
0.270
0.004
0.011
I
0.050
0.150
0.002
0.006
J
7.700
8.300
0.303
0.327
M
0.250
0.650
0.010
0.026
24–Lead SOP Plastic Package (Body Width = 236mil)
OD-100330
www.richtek.com
A-35
H
A
M
J
B
F
C
I
D
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
17.704
18.110
0.697
0.713
B
7.391
7.595
0.291
0.299
C
2.362
2.642
0.093
0.104
D
0.330
0.508
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.229
0.330
0.009
0.013
I
0.102
0.305
0.004
0.012
J
10.008
10.643
0.394
0.419
M
0.381
1.270
0.015
0.050
28–Lead SOP Plastic Package
www.richtek.com
A-36
OD-100330
H
A
M
J
B
F
C
I
D
Dimensions In Millimeters
Dimensions In Inches
Symbol
Min
Max
Min
Max
A
20.320
20.726
0.800
0.816
B
7.391
7.595
0.291
0.299
C
2.362
2.642
0.093
0.104
D
0.330
0.508
0.013
0.020
F
1.27
0.050
H
0.229
0.330
0.009
0.013
I
0.102
0.305
0.004
0.012
J
10.008
10.643
0.394
0.419
M
0.381
1.270
0.015
0.050
32–Lead SOP Plastic Package
OD-100330
www.richtek.com
A-37
H
A
M
EXPOSED THERMAL PAD
(Bottom of Package)
Y
J
X
B
F
C
I
D
Dimensions In Millim eters
Symbol
Dimensions In Inches
Min
Max
Min
Max
A
4.801
5.004
0.189
0.197
B
3.810
4.000
0.150
0.157
C
1.346
1.753
0.053
0.069
D
0.330
0.510
0.013
0.020
F
1.194
1.346
0.047
0.053
H
0.170
0.254
0.007
0.010
I
0.000
0.152
0.000
0.006
J
5.791
6.200
0.228
0.244
M
0.406
1.270
0.016
0.050
X
2.000
2.300
0.079
0.091
Y
2.000
2.300
0.079
0.091
X
2.100
2.500
0.083
0.098
Y
3.000
3.500
0.118
0.138
Option 1
Option 2
8-Lead SOP (Exposed Pad) Plastic Package
www.richtek.com
A-38
OD-100330
Dimensions In Millimeters
Symbol
Dimensions In Inches
Min
Max
Min
Max
A
3.700
4.320
0.146
0.170
A1
0.381
0.710
0.015
0.028
A2
3.200
3.600
0.126
0.142
b
0.360
0.560
0.014
0.022
b1
1.143
1.778
0.045
0.070
D
9.050
9.550
0.356
0.376
E
6.200
6.600
0.244
0.260
E1
7.620
8.255
0.300
0.325
e
L
2.540
3.000
0.100
3.600
0.118
0.142
8-Lead DIP Plastic Package
OD-100330
www.richtek.com
A-39
Dimensions In Millimeters
Symbol
Dimensions In Inches
Min
Max
Min
Max
A
3.700
4.320
0.146
0.170
A1
0.381
0.710
0.015
0.028
A2
3.200
3.600
0.126
0.142
b
0.360
0.560
0.014
0.022
b1
1.143
1.778
0.045
0.070
D
18.800
19.300
0.740
0.760
E
6.200
6.600
0.244
0.260
E1
7.620
8.255
0.300
0.325
e
L
2.540
3.000
0.100
3.600
0.118
0.142
16-Lead DIP Plastic Package
www.richtek.com
A-40
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.346
1.753
0.053
0.069
A1
0.102
0.254
0.004
0.010
A2
1.499
0.059
b
0.203
0.305
0.008
0.012
C
0.178
0.254
0.007
0.010
D
4.801
5.004
0.189
0.197
e
0.635
0.025
E
5.791
6.198
0.228
0.244
E1
3.810
3.988
0.150
0.157
L
0.406
1.270
0.016
0.050
16-Lead SSOP Plastic Package
OD-100330
www.richtek.com
A-41
c
D
L
E
E1
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.346
1.753
0.053
0.069
A1
0.100
0.254
0.004
0.010
A2
1.370
1.520
0.054
0.060
b
0.203
0.305
0.008
0.012
C
0.178
0.254
0.007
0.010
D
8.530
8.740
0.336
0.344
e
0.635
0.025
E
5.800
6.200
0.228
0.244
E1
3.800
4.000
0.150
0.157
L
0.380
1.270
0.015
0.050
24-Lead SSOP Plastic Package
www.richtek.com
A-42
OD-100330
c
D
L
E
E1
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.346
1.753
0.053
0.069
A1
0.100
0.254
0.004
0.010
A2
1.499
0.059
b
0.203
0.360
0.008
0.014
C
0.178
0.274
0.007
0.011
D
9.800
10.010
0.386
0.394
e
0.635
0.025
E
5.790
6.200
0.228
0.244
E1
3.810
3.990
0.150
0.157
L
0.380
1.270
0.015
0.050
28-Lead SSOP Plastic Package
OD-100330
www.richtek.com
A-43
c
D
L
E
E1
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
---
2.00
---
0.079
A1
0.05
---
0.002
---
A2
1.65
1.85
0.065
0.073
b
0.22
0.38
0.009
0.015
C
0.99
0.25
0.039
0.010
D
9.91
10.49
0.390
0.413
e
0.66
0.026
E
7.4
8.20
0.291
0.323
E1
5.00
5.60
0.197
0.220
L
0.55
0.95
0.022
0.037
30-Lead SSOP Plastic Package
www.richtek.com
A-44
OD-100330
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
2.900
3.100
0.114
0.122
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
8-Lead TSSOP Plastic Package
OD-100330
www.richtek.com
A-45
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
4.900
5.100
0.193
0.201
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
14-Lead TSSOP Plastic Package
www.richtek.com
A-46
OD-100330
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
4.900
5.100
0.193
0.201
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
16-Lead TSSOP Plastic Package
OD-100330
www.richtek.com
A-47
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
6.400
6.600
0.252
0.260
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
20-Lead TSSOP Plastic Package
www.richtek.com
A-48
OD-100330
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
7.700
7.900
0.303
0.311
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
24-Lead TSSOP Plastic Package
OD-100330
www.richtek.com
A-49
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
9.600
9.800
0.378
0.386
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
28-Lead TSSOP Plastic Package
www.richtek.com
A-50
OD-100330
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.050
0.150
0.002
0.006
A2
0.800
1.050
0.031
0.041
b
0.130
0.300
0.005
0.012
D
11.200
11.400
0.441
0.449
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
32-Lead TSSOP Plastic Package
OD-100330
www.richtek.com
A-51
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.000
0.150
0.000
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
4.900
5.100
0.193
0.201
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
U
1.900
2.900
0.075
0.114
V
1.600
2.600
0.063
0.102
14-Lead TSSOP (Exposed Pad) Plastic Package
www.richtek.com
A-52
OD-100330
D
L
U
EXPOSED THERMAL PAD
(Bottom of Package)
E
V
E1
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.000
0.150
0.000
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
4.900
5.100
0.193
0.201
e
0.65
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
U
2.000
3.000
0.079
0.118
V
2.000
3.000
0.079
0.118
16-Lead TSSOP (Exposed Pad) Plastic Package
OD-100330
www.richtek.com
A-53
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.000
0.150
0.000
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
7.700
7.900
0.303
0.311
e
0.65
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
U
3.700
4.900
0.146
0.193
V
2.200
3.100
0.087
0.122
24-Lead TSSOP (Exposed Pad) Plastic Package
www.richtek.com
A-54
OD-100330
Dimensions In Millimeters
Sym bol
Dimensions In Inches
Min
Max
Min
Max
A
1.000
1.200
0.039
0.047
A1
0.000
0.150
0.000
0.006
A2
0.800
1.050
0.031
0.041
b
0.190
0.300
0.007
0.012
D
9.600
9.800
0.378
0.386
e
0.650
0.026
E
6.300
6.500
0.248
0.256
E1
4.300
4.500
0.169
0.177
L
0.450
0.750
0.018
0.030
U
4.410
5.510
0.174
0.217
V
2.400
3.000
0.094
0.118
U
5.500
6.170
0.217
0.243
V
1.600
2.210
0.063
0.087
Option 1
Option 2
28-Lead TSSOP (Exposed Pad) Plastic Package
OD-100330
www.richtek.com
A-55
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.810
1.100
0.032
0.043
A1
0.000
0.150
0.000
0.006
A2
0.750
0.950
0.030
0.037
b
0.220
0.380
0.009
0.015
D
2.900
3.100
0.114
0.122
e
0.650
0.026
E
4.800
5.000
0.189
0.197
E1
2.900
3.100
0.114
0.122
L
0.400
0.800
0.016
0.031
8-Lead MSOP Plastic Package
www.richtek.com
A-56
OD-100330
D
L
E1
E
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.810
1.100
0.032
0.043
A1
0.000
0.150
0.000
0.006
A2
0.750
0.950
0.030
0.037
b
0.170
0.270
0.007
0.011
D
2.900
3.100
0.114
0.122
e
0.500
0.020
E
4.800
5.000
0.189
0.197
E1
2.900
3.100
0.114
0.122
L
0.400
0.800
0.016
0.031
10-Lead MSOP Plastic Package
OD-100330
www.richtek.com
A-57
D
L
EXPOSED THERMAL PAD
(Bottom of Package)
U
E
V
E1
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.810
1.100
0.032
0.043
A1
0.000
0.150
0.000
0.006
A2
0.750
0.950
0.030
0.037
b
0.220
0.380
0.009
0.015
D
2.900
3.100
0.114
0.122
e
0.650
0.026
E
4.800
5.000
0.189
0.197
E1
2.900
3.100
0.114
0.122
L
0.400
0.800
0.016
0.031
U
1.300
1.700
0.051
0.067
V
1.500
1.900
0.059
0.075
8-Lead MSOP (Exposed Pad) Plastic Package
www.richtek.com
A-58
OD-100330
D
L
EXPOSED THERMAL PAD
(Bottom of Package)
U
E
V
E1
e
A2
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.810
1.100
0.032
0.043
A1
0.000
0.150
0.000
0.006
A2
0.750
0.950
0.030
0.037
b
0.170
0.270
0.007
0.011
D
2.900
3.100
0.114
0.122
e
0.500
0.020
E
4.800
5.000
0.189
0.197
E1
2.900
3.100
0.114
0.122
L
0.400
0.800
0.016
0.031
U
1.300
1.700
0.051
0.067
V
1.500
1.900
0.059
0.075
10-Lead MSOP (Exposed Pad) Plastic Package
OD-100330
www.richtek.com
A-59
H
D
L
C
B
e
A
A1
b
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.100
0.031
0.044
A1
0.000
0.100
0.000
0.004
B
1.150
1.350
0.045
0.054
b
0.150
0.400
0.006
0.016
C
1.800
2.450
0.071
0.096
D
1.800
2.250
0.071
0.089
e
1.300
0.051
H
0.080
0.260
0.003
0.010
L
0.210
0.460
0.008
0.018
SC-70-3 Surface Mount Package
www.richtek.com
A-60
OD-100330
H
D
L
B
C
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.100
0.031
0.043
A1
0.000
0.100
0.000
0.004
B
1.150
1.350
0.045
0.053
b
0.150
0.400
0.006
0.016
C
1.800
2.450
0.071
0.096
D
1.800
2.250
0.071
0.089
e
1.300
0.051
H
0.080
0.260
0.003
0.010
L
0.210
0.460
0.008
0.018
SC-70-4 Surface Mount Package
OD-100330
www.richtek.com
A-61
H
D
L
B
C
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.100
0.031
0.044
A1
0.000
0.100
0.000
0.004
B
1.150
1.350
0.045
0.054
b
0.150
0.400
0.006
0.016
C
1.800
2.450
0.071
0.096
D
1.800
2.250
0.071
0.089
e
0.650
0.026
H
0.080
0.260
0.003
0.010
L
0.210
0.460
0.008
0.018
SC-70-5 Surface Mount Package
www.richtek.com
A-62
OD-100330
H
D
L
C
B
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.100
0.031
0.044
A1
0.000
0.100
0.000
0.004
B
1.150
1.350
0.045
0.054
b
0.150
0.400
0.006
0.016
C
1.800
2.450
0.071
0.096
D
1.800
2.250
0.071
0.089
e
0.650
0.026
H
0.080
0.260
0.003
0.010
L
0.210
0.460
0.008
0.018
SC-70-6 Surface Mount Package
OD-100330
www.richtek.com
A-63
D
e
H
L
B
C
b1
b
A
A1
e
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.100
0.031
0.043
A1
0.000
0.100
0.000
0.004
B
1.150
1.350
0.045
0.053
b
0.150
0.400
0.006
0.016
b1
0.350
0.500
0.014
0.020
C
1.800
2.450
0.071
0.096
D
1.800
2.200
0.071
0.087
e
1.300
0.051
H
0.080
0.260
0.003
0.010
L
0.200
0.460
0.008
0.018
SC-82 Surface Mount Package
www.richtek.com
A-64
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.900
1.100
0.035
0.043
A1
0.000
0.100
0.000
0.004
B
1.650
1.850
0.065
0.073
b
0.150
0.300
0.006
0.012
C
2.000
2.400
0.079
0.094
D
1.800
2.200
0.071
0.087
e
0.400
0.016
H
0.100
0.200
0.004
0.008
L
0.350
0.550
0.014
0.022
SOJ-2021-10L Small Outline J-Leaded Package
OD-100330
www.richtek.com
A-65
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
A1
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.950
3.050
0.116
0.120
D2
1.300
1.750
0.051
0.069
E
2.950
3.050
0.116
0.120
E2
1.300
1.750
0.051
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
V-Type 16L QFN 3x3 Package
www.richtek.com
A-66
OD-100330
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
A1
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.250
0.380
0.010
0.015
D
3.950
4.050
0.156
0.159
D2
2.000
2.450
0.079
0.096
E
3.950
4.050
0.156
0.159
E2
2.000
2.450
0.079
0.096
e
L
0.650
0.500
0.026
0.600
0.020
0.024
V-Type 16L QFN 4x4 Package
OD-100330
www.richtek.com
A-67
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Min
Dimensions In Inches
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.300
0.006
0.012
D
3.950
4.050
0.156
0.159
D2
2.650
2.750
0.104
0.108
E
3.950
4.050
0.156
0.159
E2
2.650
2.750
0.104
0.108
e
L
0.500
0.350
0.020
0.450
0.014
0.018
V-Type 20L QFN 4x4 Package
www.richtek.com
A-68
OD-100330
D2
D
SEE DETAIL A
L
1
E
E2
e
b
A3
Symbol
2
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Min
Dimensions In Inches
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
3.950
4.050
0.156
0.159
D2
2.300
2.750
0.091
0.108
E
3.950
4.050
0.156
0.159
E2
2.300
2.750
0.091
0.108
e
L
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A
A1
1
0.500
0.350
0.020
0.450
0.014
0.018
V-Type 24L QFN 4x4 Package
OD-100330
www.richtek.com
A-69
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
A1
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.250
0.350
0.010
0.014
D
4.950
5.050
0.195
0.199
D2
3.000
3.300
0.118
0.130
E
4.950
5.050
0.195
0.199
E2
3.000
3.300
0.118
0.130
e
L
0.800
0.500
0.031
0.600
0.020
0.024
V-Type 16L QFN 5x5 Package
www.richtek.com
A-70
OD-100330
D2
D
SEE DETAIL A
L
1
E
E2
e
b
A3
Symbol
2
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.250
0.350
0.010
0.014
D
4.950
5.050
0.195
0.199
D2
3.100
3.400
0.122
0.134
E
4.950
5.050
0.195
0.199
E2
3.100
3.400
0.122
0.134
e
L
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A
A1
1
0.650
0.350
0.026
0.450
0.014
0.018
V-Type 24L QFN 5x5 Package
OD-100330
www.richtek.com
A-71
D2
D
SEE DETAIL A
1
E
E2
L
e
b
A
A1
A3
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
4.950
5.050
0.195
0.199
D2
3.000
3.300
0.118
0.130
E
4.950
5.050
0.195
0.199
E2
3.000
3.300
0.118
0.130
e
L
0.500
0.450
0.020
0.650
0.018
0.026
V-Type 28L QFN 5x5 Package
www.richtek.com
A-72
OD-100330
D2
D
SEE DETAIL A
L
1
E
E2
e
b
A
A1
1
1
2
2
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
4.950
5.050
0.195
0.199
D2
3.400
3.750
0.134
0.148
E
4.950
5.050
0.195
0.199
E2
3.400
3.750
0.134
0.148
e
L
0.500
0.350
0.020
0.450
0.014
0.018
V-Type 32L QFN 5x5 Package
OD-100330
www.richtek.com
A-73
D2
D
SEE DETAIL A
1
E
E2
L
e
b
A
A1
A3
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.230
0.350
0.009
0.014
D
5.900
6.100
0.232
0.240
D2
3.500
4.100
0.138
0.161
E
5.900
6.100
0.232
0.240
E2
3.500
4.100
0.138
0.161
e
L
0.650
0.500
0.026
0.700
0.020
0.028
V-Type 28L QFN 6x6 Package
www.richtek.com
A-74
OD-100330
D
SEE DETAIL A
D2
L
1
E
E2
e
b
1
1
2
2
A
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A1
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
5.950
6.050
0.234
0.238
D2
4.000
4.750
0.157
0.187
E
5.950
6.050
0.234
0.238
E2
4.000
4.750
0.157
0.187
e
L
0.500
0.350
0.020
0.450
0.014
0.018
V-Type 40L QFN 6x6 Package
OD-100330
www.richtek.com
A-75
D2
D
L
E
E2
1
e
b
A
A1
SEE DETAIL A
2
1
2
1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.350
0.008
0.014
D
1.950
2.050
0.077
0.081
D2
1.000
1.450
0.039
0.057
E
1.950
2.050
0.077
0.081
E2
0.500
0.850
0.020
0.033
e
L
0.650
0.300
0.026
0.400
0.012
0.016
V-Type 6L DFN 2x2 Package
www.richtek.com
A-76
OD-100330
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
1.950
2.050
0.077
0.081
D2
1.000
1.250
0.039
0.049
E
1.950
2.050
0.077
0.081
E2
0.400
0.650
0.016
0.026
e
L
0.500
0.300
0.020
0.400
0.012
0.016
V-Type 8L DFN 2x2 Package
OD-100330
www.richtek.com
A-77
D2
D
L
E
E2
1
e
b
A
A1
SEE DETAIL A
2
1
2
1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.350
0.450
0.014
0.018
D
2.950
3.050
0.116
0.120
D2
2.200
2.400
0.087
0.094
E
2.950
3.050
0.116
0.120
E2
1.400
1.600
0.055
0.063
e
L
0.950
0.425
0.037
0.525
0.017
0.021
V-Type 6L DFN 3x3 Package
www.richtek.com
A-78
OD-100330
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
2.950
3.050
0.116
0.120
D2
2.100
2.350
0.083
0.093
E
2.950
3.050
0.116
0.120
E2
1.350
1.600
0.053
0.063
e
L
0.650
0.425
0.026
0.525
0.017
0.021
V-Type 8L DFN 3x3 Package
OD-100330
www.richtek.com
A-79
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.950
3.050
0.116
0.120
D2
2.300
2.650
0.091
0.104
E
2.950
3.050
0.116
0.120
E2
1.500
1.750
0.059
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
V-Type 10L DFN 3x3 Package
www.richtek.com
A-80
OD-100330
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.800
1.000
0.031
0.039
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.350
0.450
0.014
0.018
D
4.950
5.050
0.195
0.199
D2
3.950
4.050
0.156
0.159
E
5.950
6.050
0.234
0.238
E2
3.350
3.450
0.132
0.136
e
L
1.270
0.550
0.050
0.650
0.022
0.026
V-Type 8L DFN 5x6 Package
OD-100330
www.richtek.com
A-81
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
1.900
2.100
0.075
0.083
E
1.900
2.100
0.075
0.083
e
0.400
0.016
D2
0.850
0.950
0.033
0.037
E2
0.850
0.950
0.033
0.037
L
0.250
0.350
0.010
0.014
W-Type 12L QFN 2x2 Package
www.richtek.com
A-82
OD-100330
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
A1
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.950
3.050
0.116
0.120
D2
1.300
1.750
0.051
0.069
E
2.950
3.050
0.116
0.120
E2
1.300
1.750
0.051
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 16L QFN 3x3 Package
OD-100330
www.richtek.com
A-83
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
2.900
3.100
0.114
0.122
D2
1.650
1.750
0.065
0.069
E
2.900
3.100
0.114
0.122
E2
1.650
1.750
0.065
0.069
e
L
0.400
0.350
0.016
0.450
0.014
0.018
W-Type 20L QFN 3x3 Package
www.richtek.com
A-84
OD-100330
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
A1
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.250
0.380
0.010
0.015
D
3.950
4.050
0.156
0.159
D2
2.000
2.450
0.079
0.096
E
3.950
4.050
0.156
0.159
E2
2.000
2.450
0.079
0.096
e
L
0.650
0.500
0.026
0.600
0.020
0.024
W-Type 16L QFN 4x4 Package
OD-100330
www.richtek.com
A-85
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
D2
E2
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.300
0.006
0.012
D
3.900
4.100
0.154
0.161
Option 1
2.650
2.750
0.104
0.108
Option 2
2.100
2.200
0.083
0.087
E
3.900
4.100
0.154
0.161
Option 1
2.650
2.750
0.104
0.108
Option 2
2.100
2.200
0.083
0.087
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 20L QFN 4x4 Package
www.richtek.com
A-86
OD-100330
D2
D
SEE DETAIL A
L
1
E
E2
e
b
A3
Symbol
2
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
3.950
4.050
0.156
0.159
D2
2.300
2.750
0.091
0.108
E
3.950
4.050
0.156
0.159
E2
2.300
2.750
0.091
0.108
e
L
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A
A1
1
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 24L QFN 4x4 Package
OD-100330
www.richtek.com
A-87
D2
D
SEE DETAIL A
L
1
E
E2
e
Symbol
A3
2
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
3.900
4.100
0.154
0.161
D2
2.350
2.450
0.093
0.096
E
3.900
4.100
0.154
0.161
E2
2.350
2.450
0.093
0.096
e
L
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
b
A
A1
1
0.400
0.400
0.016
0.500
0.016
0.020
W-Type 28L QFN 4x4 Package
www.richtek.com
A-88
OD-100330
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
3.900
4.100
0.154
0.161
D2
2.650
2.750
0.104
0.108
E
3.900
4.100
0.154
0.161
E2
2.650
2.750
0.104
0.108
e
L
0.400
0.300
0.020
0.400
0.012
0.016
W-Type 32L QFN 4x4 Package
OD-100330
www.richtek.com
A-89
SEE DETAIL A
D2
D
e
E2
E
b
L
2
Symbol
A3
1
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.450
0.550
0.018
0.022
D
4.900
5.100
0.193
0.201
D2
3.350
3.550
0.132
0.140
E
4.900
5.100
0.193
0.201
E2
3.350
3.550
0.132
0.140
e
L
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A
A1
1
1.250
0.450
0.049
0.550
0.018
0.022
W-Type 12L QFN 5x5 Package
www.richtek.com
A-90
OD-100330
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
A1
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.250
0.350
0.010
0.014
D
4.950
5.050
0.195
0.199
D2
3.000
3.300
0.118
0.130
E
4.950
5.050
0.195
0.199
E2
3.000
3.300
0.118
0.130
e
L
0.800
0.500
0.031
0.600
0.020
0.024
W-Type 16L QFN 5x5 Package
OD-100330
www.richtek.com
A-91
D2
D
SEE DETAIL A
L
1
E
E2
e
A
Dimensions In Millimeters
2
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.250
0.350
0.010
0.014
D
4.950
5.050
0.195
0.199
D2
3.100
3.400
0.122
0.134
E
4.950
5.050
0.195
0.199
E2
3.100
3.400
0.122
0.134
e
L
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
A1
Symbol
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
b
A3
1
0.650
0.350
0.026
0.450
0.014
0.018
W-Type 24L QFN 5x5 Package
www.richtek.com
A-92
OD-100330
D2
D
SEE DETAIL A
L
1
E
E2
e
Symbol
A3
2
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
4.950
5.050
0.195
0.199
D2
3.000
3.300
0.118
0.130
E
4.950
5.050
0.195
0.199
E2
3.000
3.300
0.118
0.130
e
L
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
b
A
A1
1
0.500
0.450
0.020
0.650
0.018
0.026
W-Type 28L QFN 5x5 Package
OD-100330
www.richtek.com
A-93
D2
D
SEE DETAIL A
L
1
E
E2
e
b
1
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A
A1
1
2
A3
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
4.950
5.050
0.195
0.199
D2
3.400
3.750
0.134
0.148
E
4.950
5.050
0.195
0.199
E2
3.400
3.750
0.134
0.148
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 32L QFN 5x5 Package
www.richtek.com
A-94
OD-100330
D
SEE DETAIL A
D2
L
1
E2
E
e
b
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A
A3
A1
Symbol
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
4.950
5.050
0.195
0.199
D2
3.250
3.500
0.128
0.138
E
4.950
5.050
0.195
0.199
E2
3.250
3.500
0.128
0.138
e
L
0.400
0.350
0.016
0.450
0.014
0.018
W-Type 40L QFN 5x5 Package
OD-100330
www.richtek.com
A-95
D2
D
SEE DETAIL A
1
E
E2
L
e
b
1
1
2
2
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.230
0.350
0.009
0.014
D
5.900
6.100
0.232
0.240
D2
3.500
4.100
0.138
0.161
E
5.900
6.100
0.232
0.240
E2
3.500
4.100
0.138
0.161
e
L
0.650
0.500
0.026
0.700
0.020
0.028
W-Type 28L QFN 6x6 Package
www.richtek.com
A-96
OD-100330
D
SEE DETAIL A
D2
L
1
E
E2
e
b
A
1
1
2
2
DETAIL A
Pin #1 ID and Tie Bar Mark Options
A3
A1
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
5.950
6.050
0.234
0.238
D2
4.000
4.750
0.157
0.187
E
5.950
6.050
0.234
0.238
E2
4.000
4.750
0.157
0.187
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 40L QFN 6x6 Package
OD-100330
www.richtek.com
A-97
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
5.950
6.050
0.234
0.238
D2
4.250
4.350
0.167
0.171
E
5.950
6.050
0.234
0.238
E2
4.250
4.350
0.167
0.171
e
L
0.400
0.350
0.016
0.450
0.014
0.018
W-Type 48L QFN 6x6 Package
www.richtek.com
A-98
OD-100330
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
6.950
7.050
0.274
0.278
D2
5.050
5.250
0.199
0.207
E
6.950
7.050
0.274
0.278
E2
5.050
5.250
0.199
0.207
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 48L QFN 7x7 Package
OD-100330
www.richtek.com
A-99
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
6.900
7.100
0.272
0.280
D2
5.150
5.250
0.203
0.207
E
6.900
7.100
0.272
0.280
E2
5.150
5.250
0.203
0.207
e
L
0.400
0.350
0.020
0.450
0.014
0.018
W-Type 56L QFN 7x7 Package
www.richtek.com
A-100
OD-100330
D
D2
SEE DETAIL A
e
E
E2
L
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
1.900
2.100
0.075
0.083
D2
0.700
0.800
0.028
0.031
E
2.900
3.100
0.114
0.122
E2
1.700
1.800
0.067
0.071
e
L
0.400
0.325
0.016
0.425
0.013
0.017
W-Type 16L QFN 2x3 Package
OD-100330
www.richtek.com
A-101
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.900
3.100
0.114
0.122
D2
1.600
1.700
0.063
0.067
E
3.900
4.100
0.154
0.161
E2
2.600
2.700
0.102
0.106
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 20L QFN 3x4 Package
www.richtek.com
A-102
OD-100330
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
3.400
3.600
0.134
0.142
D2
1.950
2.150
0.077
0.085
E
3.400
3.600
0.134
0.142
E2
1.950
2.150
0.077
0.085
e
0.500
0.020
e1
1.500
0.060
L
0.300
0.500
0.012
0.020
W-Type 14L QFN 3.5x3.5 Package
OD-100330
www.richtek.com
A-103
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
3.900
4.100
0.154
0.161
D2
2.600
2.700
0.102
0.106
E
4.900
5.100
0.193
0.201
E2
3.600
3.700
0.142
0.146
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 28L QFN 4x5 Package
www.richtek.com
A-104
OD-100330
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dim ensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
6.400
6.600
0.252
0.260
D2
5.050
5.150
0.199
0.203
E
4.400
4.600
0.173
0.181
E2
3.050
3.150
0.120
0.124
e
L
0.400
0.350
0.020
0.450
0.014
0.018
W-Type 46L QFN 6.5x4.5 Package
OD-100330
www.richtek.com
A-105
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
1.550
1.650
0.061
0.065
E
1.550
1.650
0.061
0.065
e
L
0.400
0.350
0.016
0.450
0.014
0.018
W-Type 8L QFN 1.6x1.6 (COL) Package
www.richtek.com
A-106
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
1.900
2.100
0.075
0.083
E
1.900
2.100
0.075
0.083
e
L
0.400
0.350
0.016
0.450
0.014
0.018
W-Type 12L QFN 2x2 (COL) Package
OD-100330
www.richtek.com
A-107
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
1.900
2.100
0.075
0.083
E
1.900
2.100
0.075
0.083
e
L
0.400
0.300
0.016
0.400
0.012
0.016
W-Type 14L QFN 2x2 (COL) Package
www.richtek.com
A-108
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
2.900
3.100
0.114
0.122
E
2.900
3.100
0.114
0.122
e
0.400
0.016
L
0.350
0.450
0.014
0.018
L1
0.950
1.050
0.037
0.041
W-Type 24L QFN 3x3 (COL) Package
OD-100330
www.richtek.com
A-109
D2
D
L
E
E2
1
e
b
A
A1
SEE DETAIL A
2
1
2
1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.350
0.008
0.014
D
1.950
2.050
0.077
0.081
D2
1.000
1.450
0.039
0.057
E
1.950
2.050
0.077
0.081
E2
0.500
0.850
0.020
0.033
e
L
0.650
0.300
0.026
0.400
0.012
0.016
W-Type 6L DFN 2x2 Package
www.richtek.com
A-110
OD-100330
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
1.950
2.050
0.077
0.081
D2
1.000
1.250
0.039
0.049
E
1.950
2.050
0.077
0.081
E2
0.400
0.650
0.016
0.026
e
L
0.500
0.300
0.020
0.400
0.012
0.016
W-Type 8L DFN 2x2 Package
OD-100330
www.richtek.com
A-111
D2
D
L
E
E2
1
e
b
A
A1
SEE DETAIL A
2
1
2
1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.350
0.450
0.014
0.018
D
2.950
3.050
0.116
0.120
D2
2.200
2.400
0.087
0.094
E
2.950
3.050
0.116
0.120
E2
1.400
1.600
0.055
0.063
e
L
0.950
0.425
0.037
0.525
0.017
0.021
W-Type 6L DFN 3x3 Package
www.richtek.com
A-112
OD-100330
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
2.950
3.050
0.116
0.120
D2
2.100
2.350
0.083
0.093
E
2.950
3.050
0.116
0.120
E2
1.350
1.600
0.053
0.063
e
L
0.650
0.425
0.026
0.525
0.017
0.021
W-Type 8L DFN 3x3 Package
OD-100330
www.richtek.com
A-113
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.950
3.050
0.116
0.120
D2
2.200
2.700
0.087
0.106
E
2.950
3.050
0.116
0.120
E2
1.450
1.750
0.057
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 8L DFN 3x3 Package, 0.5mm Lead Pitch
www.richtek.com
A-114
OD-100330
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.950
3.050
0.116
0.120
D2
2.300
2.650
0.091
0.104
E
2.950
3.050
0.116
0.120
E2
1.500
1.750
0.059
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 10L DFN 3x3 Package
OD-100330
www.richtek.com
A-115
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
2.950
3.050
0.116
0.120
D2
2.300
2.650
0.091
0.104
E
2.950
3.050
0.116
0.120
E2
1.400
1.750
0.055
0.069
e
L
0.450
0.350
0.018
0.450
0.014
0.018
W-Type 12L DFN 3x3 Package
www.richtek.com
A-116
OD-100330
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
1.550
1.650
0.061
0.065
D2
0.950
1.050
0.037
0.041
E
1.550
1.650
0.061
0.065
E2
0.550
0.650
0.022
0.026
e
L
0.500
0.190
0.020
0.290
0.007
0.011
W-Type 6L DFN 1.6x1.6 Package
OD-100330
www.richtek.com
A-117
D
D2
L
E
E2
SEE DETAIL A
1
e
b
2
A
A1
1
2
1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dim ensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.300
0.008
0.012
D
1.900
2.100
0.075
0.083
D2
1.550
1.650
0.061
0.065
E
2.900
3.100
0.114
0.122
E2
1.650
1.750
0.065
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 8L DFN 2x3 Package
www.richtek.com
A-118
OD-100330
D2
D
L
E2
E
1
e
A
A1
SEE DETAIL A
b
A3
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
2.900
3.100
0.114
0.122
D2
2.450
2.550
0.096
0.100
E
1.900
2.100
0.075
0.083
E2
0.750
0.850
0.030
0.033
e
L
0.500
0.250
0.020
0.350
0.010
0.014
W-Type 10L DFN 3x2 Package
OD-100330
www.richtek.com
A-119
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.180
0.300
0.007
0.012
D
3.950
4.050
0.156
0.159
D2
3.250
3.350
0.128
0.132
E
2.950
3.050
0.116
0.120
E2
1.650
1.750
0.065
0.069
e
L
0.500
0.350
0.020
0.450
0.014
0.018
W-Type 12L DFN 4x3 Package
www.richtek.com
A-120
OD-100330
2
1
2
1
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.150
0.250
0.006
0.010
D
3.900
4.100
0.154
0.161
D2
3.250
3.350
0.128
0.132
E
2.900
3.100
0.114
0.122
E2
1.550
1.650
0.061
0.065
e
L
0.450
0.300
0.020
0.400
0.012
0.016
W-Type 16L DFN 4x3 Package
OD-100330
www.richtek.com
A-121
D2
D
L
E
E2
1
e
b
A
A1
SEE DETAIL A
2
1
2
1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.700
0.800
0.028
0.031
A1
0.000
0.050
0.000
0.002
A3
0.175
0.250
0.007
0.010
b
0.200
0.350
0.008
0.014
D
1.900
2.100
0.075
0.083
D2
1.550
1.650
0.061
0.065
E
1.900
2.100
0.075
0.083
E2
0.950
1.050
0.037
0.041
e
L
0.650
0.200
0.026
0.300
0.008
0.012
W-Type 6SL DFN 2x2 Package
www.richtek.com
A-122
OD-100330
D2
D
L
E
E2
1
e
SEE DETAIL A
b
2
1
2
1
A
A1
A3
DETAIL A
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.400
0.500
0.016
0.020
A1
0.000
0.050
0.000
0.002
A3
0.100
0.150
0.004
0.006
b
0.200
0.300
0.008
0.012
D
1.950
2.050
0.077
0.081
D2
1.000
1.250
0.039
0.049
E
1.950
2.050
0.077
0.081
E2
0.400
0.650
0.016
0.026
e
L
0.500
0.300
0.020
0.400
0.012
0.016
X-Type 8L DFN 2x2 Package
OD-100330
www.richtek.com
A-123
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.500
0.600
0.020
0.024
A1
0.130
0.180
0.005
0.007
b
0.180
0.250
0.007
0.010
D
1.300
1.400
0.051
0.055
D1
E
0.693
0.680
0.027
0.780
0.027
0.031
E1
0.400
0.016
e
0.400
0.016
e1
0.693
0.027
5B WL-CSP 0.70x1.35 Package
www.richtek.com
A-124
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.500
0.600
0.020
0.024
A1
0.130
0.180
0.005
0.007
b
0.180
0.250
0.007
0.010
D
1.250
1.350
0.049
0.053
D1
E
0.800
0.850
0.031
0.950
0.033
0.037
E1
0.400
0.016
e
0.400
0.016
6B WL-CSP 0.9x1.3 Package
OD-100330
www.richtek.com
A-125
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.525
0.625
0.021
0.025
A1
0.200
0.260
0.008
0.010
b
0.290
0.350
0.011
0.014
D
1.950
2.050
0.077
0.081
D1
E
1.500
0.950
0.059
1.050
0.037
0.041
E1
0.500
0.020
e
0.500
0.020
8B WL-CSP 1x2 Package
www.richtek.com
A-126
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.525
0.625
0.021
0.025
A1
0.200
0.260
0.008
0.010
b
0.290
0.350
0.011
0.014
D
1.450
1.550
0.057
0.061
D1
E
1.000
1.450
0.039
1.550
0.057
0.061
E1
1.000
0.039
e
0.500
0.020
8B WL-CSP 1.5x1.5 Package
OD-100330
www.richtek.com
A-127
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.500
0.700
0.020
0.028
A1
0.150
0.350
0.006
0.014
b
0.250
0.350
0.010
0.014
D
1.450
1.550
0.057
0.061
D1
E
1.000
1.450
0.039
1.550
0.057
0.061
E1
1.000
0.039
e
0.500
0.020
9B WL-CSP 1.5x1.5 Package
www.richtek.com
A-128
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.525
0.625
0.021
0.025
A1
0.200
0.260
0.008
0.010
b
0.290
0.350
0.011
0.014
D
2.500
2.600
0.098
0.102
D1
E
2.000
2.000
0.079
2.100
0.079
0.083
E1
1.500
0.059
e
0.500
0.020
WL-CSP-20B 2.05x2.55
OD-100330
www.richtek.com
A-129
Dimensions In Millimeters
Symbol
Dimensions In Inches
Min
Max
Min
Max
A
0.525
0.625
0.021
0.025
A1
0.200
0.260
0.008
0.010
b
0.290
0.350
0.011
0.014
D
1.900
2.000
0.075
0.079
D1
E
1.500
2.400
0.059
2.500
0.094
0.098
E1
2.000
0.079
e
0.500
0.020
20B WL-CSP 2.45x1.95 Package
www.richtek.com
A-130
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.525
0.625
0.021
0.025
A1
0.200
0.260
0.008
0.010
b
0.290
0.350
0.011
0.014
D
2.000
2.100
0.079
0.083
D1
E
1.500
2.500
0.059
2.600
0.098
0.102
E1
2.000
0.079
e
0.500
0.020
20B WL-CSP 2.55x2.05 Package
OD-100330
www.richtek.com
A-131
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.525
0.625
0.021
0.025
A1
0.200
0.260
0.008
0.010
b
0.290
0.350
0.011
0.014
D
2.400
2.500
0.094
0.098
D1
E
2.000
2.400
0.079
2.500
0.094
0.098
E1
2.000
0.079
e
0.500
0.020
25B WL-CSP 2.45x2.45 Package
www.richtek.com
A-132
OD-100330
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.500
0.600
0.020
0.024
A1
0.130
0.180
0.005
0.007
b
0.180
0.250
0.007
0.010
D
2.000
2.100
0.079
0.083
D1
E
1.600
2.400
0.063
2.500
0.094
0.098
E1
2.000
0.079
e
0.400
0.016
30B WL-CSP 2.45x2.05 Package
OD-100330
www.richtek.com
A-133
Symbol
Dimensions In Millimeters
Dimensions In Inches
Min
Max
Min
Max
A
0.500
0.600
0.020
0.024
A1
0.130
0.180
0.005
0.007
b
0.180
0.250
0.007
0.010
D
2.350
2.450
0.093
0.096
D1
E
2.000
2.350
0.079
2.450
0.093
0.096
E1
2.000
0.079
e
0.400
0.016
32B WL-CSP 2.4x2.4 Package
www.richtek.com
A-134
OD-100330