CDBMT220L-G

Low VF SMD Schottky Barrier Rectifiers
CDBMT220L-G Thru. CDBMT240L-G
Reverse Voltage: 20 to 40 Volts
Forward Current: 2.0 Amp
RoHS Device
Features
SOD-123H
-Excellent power dissipation offers better reverse
leakage current and thermal resistance.
-Low profile surface mounted application in order
to optimize board space.
-Low power loss, high efficiency.
-High current capability,low forward voltage drop.
-High surge capability.
-Guarding for overvoltage protection.
-Ultra high-speed switching.
-Silicon epitaxial planar chip,metal silicon junction.
-Lead-free part meets environmental standards of
MIL-STD-19500/228
0.146(3.7)
0.130(3.3)
0.018(0.45)
0.006(0.15)
0.071(1.8)
0.055(1.4)
0.006(0.15)
0.002(0.05)
0.040(1.0)
0.024(0.6)
Mechanical data
0.035(0.9)
0.028(0.7)
0.035(0.9)
0.028(0.7)
-Case: Mini SMA/SOD-123H , molded plastic.
-Terminals: solderable per MIL-STD-750,
method 2026.
-Polarity: Indicated by cathode band.
Dimensions in inches and (millimeter)
-Approx. weight: 0.011 grams
Maximum Ratings and Electrical Characteristics (at T =25°C unless otherwise noted)
A
Parameter
Symbol
CDBMT220L-G
CDBMT230L-G
CDBMT240L-G
Units
VRRM
20
30
40
V
VR
20
30
40
V
Max. RMS Voltage
VRMS
14
21
28
V
Max. Forward Surge Current
8.3ms single half sine-wave superimposed
on rate load (JEDEC method)
IFSM
50
A
Max. Forward Rectified Current (Fig.2)
IO
2.0
A
Max. Forward Voltage @IF=2.0A
VF
Max. Reverse Current @TA=25°C
IR
1.0
mA
RθJA
70
°C/W
CJ
160
pF
TSTG
-65 to +175
°C
TJ
-55 to +100
°C
Max. Repetitive Peak Reverse Voltage
Continuous Reverse Voltage
Typ. Thermal Resistance
Junction to Ambient
Typ. Diode Junction Capacitance
f=1MHz and applied 4V DC reverse voltage
Storage Temperature
Operating Temperature
0.38
0.40
0.40
Company reserves the right to improve product design , functions and reliability without notice.
V
REV:B
Page 1
QW-BL012
Comchip Technology CO., LTD.
Low VF SMD Schottky Barrier Rectifiers
RATING AND CHARACTERISTIC CURVES (CDBMT220L-G thru CDBMT240L-G)
Fig.1 - Typical Forward Characteristics
Fig.2 - Typical Forward Current
Derating Curve
2.8
10
CD
2
T2
BM
C
0L
Average Forward Current, (A)
Instantaneous Forward Current, (A)
100
-G
23
MT
DB
4
~2
-G
0L
0L
-G
1
0.1
TJ=25°C
Pulse width=300μs
1% Duty cycle
0.01
0.1
2.4
2.0
1.6
1.2
0.8
0.4
0
0.3
0.5
0.7
0.9
1.1
1.3
1.5
0
25
50
75
100
125
150
Forward Voltage, (V)
Lead Temperature, (°C)
Fig.3 - Typical Revrse Characteristics
Fig.4 - Maximum Non-repetitive
Forward Surge Current
175
60
1000
Peak Forward surge Current, (A)
Reverse leakage Current, (mA)
O
100
10
O
TJ=75 C
1
O
TJ=25 C
50
40
30
TJ=25°C
20
10
0
0.1
0
20
40
60
80
100
120
140
TJ=25 C
8.3ms single half sine
wave, JEDEC method
1
Percentage of Rated Peak Reverse Voltage, (%)
10
100
Number of cycles at 60Hz
Fig.5 - Typical Junction Capacitance
Junction Capacitance, (pF)
350
300
250
200
150
100
50
0
0.01
0.1
1
10
100
Reverse Voltage, (V)
REV:B
Page 2
QW-BL012
Comchip Technology CO., LTD.
SMD Schottky Barrier Rectifiers
Reel Taping Specification
d
P0
P1
T
E
Index hole
F
W
B
C
P
A
12
o
0
D2
D1 D
W1
Trailer
Device
.......
.......
End
.......
.......
Leader
.......
.......
.......
.......
10 pitches (min)
Start
10 pitches (min)
Direction of Feed
SOD-123H
SOD-123H
SYMBOL
A
B
C
d
D
D1
D2
(mm)
2.00 ± 0.10
3.85 ± 0.10
1.10 ± 0.10
1.50 ± 0.10
178.00 ± 2.00
62.00 (min)
13.00 ± 0.50
(inch)
0.079 ± 0.004
0.152 ± 0.004
0.043 ± 0.004
0.059 ± 0.004
7.007 ± 0.079
2.441 (min)
0.512 ± 0.020
SYMBOL
E
F
P
P0
P1
T
W
W1
(mm)
1.75 ± 0.10
3.50 ± 0.10
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.10
0.23 ± 0.10
8.00 ± 0.30
11.40 ± 1.00
(inch)
0.069 ± 0.004
0.138 ± 0.004
0.157 ± 0.004
0.157 ± 0.004
0.079 ± 0.004
0.009 ± 0.04
0.315 ± 0.012
0.449 ± 0.039
REV:B
Page 3
QW-BL012
Comchip Technology CO., LTD.
Low VF SMD Schottky Barrier Rectifiers
Marking Code
Part Number
Marking Code
CDBMT220L-G
L22
CDBMT230L-G
L23
CDBMT240L-G
L24
XXX
XXX= Product type marking code
Suggested PAD Layout
SOD-123H
D
SIZE
(mm)
(inch)
A
3.00
0.118
B
1.30
0.051
A
E
C
C
1.80
0.071
D
4.30
0.169
E
1.70
0.067
B
Standard Packaging
REEL PACK
Case Type
SOD-123H
REEL
Reel Size
( pcs )
(inch)
3,000
7
REV:B
Page 4
QW-BL012
Comchip Technology CO., LTD.
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