STMicroelectronics BAS70WFILM Low capacitance, low series inductance and resistance schottky diode Datasheet

BAS70
Low capacitance, low series inductance and resistance Schottky diodes
Features
■
■
■
■
■
■
BAS70ZFILM
(Single)
Very low conduction losses
Negligible switching losses
Low forward and reverse recovery times
Surface mount device
Low capacitance diode
Low resistance and inductance
SOD-123
BAS70JFILM
(Single)
SOD-323
BAS70KFILM
(Single)
Description
SOD-523
BAS70FILM
(Single)
The BAS70 series uses 70 V Schottky barrier
diodes packaged in SOD-123, SOD-323, SOD523, SOT-23, SOT-323, SOT-323-6L or SOT-666.
These diodes are specially suited for signal
detection and temperature compensation in RF
applications.
SOT-23
BAS70-04FILM
(Series)
BAS70-05FILM
(Common cathode)
BAS70-06FILM
(Common anode)
BAS70WFILM
(Single)
SOT-323
BAS70-04WFILM
(Series)
BAS70-05WFILM
(Common cathode)
BAS70-06WFILM
(Common anode)
BAS70-08SFILM
(3 parallel diodes)
Table 1.
Device summary
SOT-323-6L
Symbol
Value
IF
70 mA
VRRM
70 V
C (max)
2 pF
Tj (max)
150 °C
October 2009
BAS70-07P6FILM
(2 parallel diodes)
SOT-666
BAS70-09P6FILM
(2 opposite diodes)
Configurations in top view
Doc ID 12563 Rev 2
1/14
www.st.com
14
Characteristics
1
BAS70
Characteristics
Table 2.
Absolute ratings (limiting values at Tj = 25 °C, unless otherwise specified)
Symbol
Value
Unit
Repetitive peak reverse voltage
70
V
Continuous forward current
70
mA
IFSM
Surge non repetitive forward current tp = 10 ms Sinusoidal
1
A
Tstg
Storage temperature range
- 65 to +150
°C
VRRM
IF
Parameter
Tj
Maximum operating junction temperature
150
°C
TL
Maximum soldering temperature
260
°C
Value
Unit
Table 3.
Thermal parameters
Symbol
Rth(j-a)
Parameter
Junction to
ambient(1)
SOD-123, SOT-23
500
SOT-323, SOD-323
550
SOD-523, SOT-666
600
°C/W
1. Epoxy printed circuit board with recommended pad layout
Table 4.
Static electrical characteristics
Symbol
Parameter
IR(1)
Reverse leakage current
VF(2)
Forward voltage drop
Test conditions
Tj = 25 °C
Tj = 25 °C
Min.
Typ.
Max.
Unit
VR = 50 V
100
nA
VR = 70 V
10
µA
IF = 1 mA
410
IF = 10 mA
750
IF = 15 mA
1000
mV
1. Pulse test: tp = 5 ms, δ < 2 %
2. Pulse test: tp = 380 µs, δ < 2 %
Table 5.
Symbol
2/14
Dynamic characteristics
Parameter
Test conditions
C
Diode capacitance
VR = 0 V, F = 1 MHz
RF
Differential forward
resistance
IF = 10 mA, F = 100 MHz
LS
Series inductance
Doc ID 12563 Rev 2
Min.
Typ.
Max.
Unit
2
pF
30
Ω
1.5
nH
BAS70
Characteristics
Figure 1.
Average forward power dissipation Figure 2.
versus average forward current
Average forward current versus
ambient temperature (δ = 1)
IF(AV)(A)
P(W)
0.08
0.14
d=0.05
d=0.2
d=0.1
d=0.5
d=1
0.07
0.12
0.06
0.10
0.05
0.08
0.04
0.06
0.03
T
T
0.04
0.02
0.02
0.01
tp
d=tp/T
IF(AV)(A)
tp
d=tp/T
T amb (°C)
0.00
0.00
0.00
0.01
Figure 3.
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
Reverse leakage current versus
reverse applied voltage
(typical values)
IR(µA)
0
25
Figure 4.
75
100
125
150
Reverse leakage current versus
junction temperature
(typical values)
IR(µA)
1.E+02
1.E+02
50
VR=50 V
Tj=150 °C
1.E+01
1.E+01
1.E+00
Tj=85 °C
1.E+00
1.E-01
1.E-01
1.E-02
Tj=25 °C
Tj(°C)
VR(V)
1.E-03
0
Figure 5.
10
20
30
40
1.E-02
50
60
0
70
Junction capacitance versus
reverse applied voltage
(typical values)
Figure 6.
25
50
75
100
125
150
Forward voltage drop versus
forward current (typical values)
IFM(mA)
C(pF)
10.0
1.E+02
F=1 MHz
VOSC=30 mVRMS
Tj=25 °C
Tj=150 °C
1.E+01
1.0
Tj=-40 °C
1.E+00
Tj=85°C
VFM(V)
VR(V)
0.1
0.1
1.0
1.E-01
10.0
100.0
0.0
Doc ID 12563 Rev 2
0.5
1.0
1.5
2.0
2.5
3.0
3.5
3/14
Characteristics
Figure 7.
1.E+02
BAS70
Forward voltage drop versus
forward current (typical values)
Figure 8.
IFM(mA)
1000
Differential forward resistance
versus forward current
(typical values)
RF (Ω)
F=100 MHz
Tj=25 °C
Tj=125 °C
Tj=25 °C
1.E+01
100
1.E+00
VFM(V)
1.E-01
Figure 9.
1000
IF(mA)
10
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Relative variation of thermal
impedance junction to ambient
versus pulse duration
0.1
1.0
10.0
Figure 10. Relative variation of thermal
impedance junction to ambient
versus pulse duration
Zth(j-a) /Rth(j-a)
Zth(j-a) (°C/W)
1.00
printed circuit board, epoxy FR4 eCU = 35 µm SOT-323-6L
Single pulse
SOT-23
Single pulse
SOT-323-6L
100
10
1.E-02
tP(s)
1.E-01
1.E+00
1.E+01
1.E+02
Figure 11. Relative variation of thermal
impedance junction to ambient
versus pulse duration
1.00
Aluminesubstrate
10 x 8 x 0.5 mm
0.10
alluminium oxide substrate 10 x 8 x 0.5 mm SOT-23
0.01
1.E-02
1.E-01
1.E+00
1.E+01
Zth(j-a) /Rth(j-a)
Zth(j-a) /Rth(j-a)
1.00
Single pulse
SOT-666
EpoxyFR4
SCU=2.25 mm²
eCU=35 µm
printed circuit board, epoxy FR4 eCU = 35 µm SOD-323
0.01
1.E-02
1.E-01
1.E+00
1.E+01
4/14
1.E+02
Figure 12. Relative variation of thermal
impedance junction to ambient
versus pulse duration
Single pulse
SOD-323
0.10
tP(s)
0.10
tP(s)
1.E+02
printed circuit board, epoxy FR4 eCU = 35 µm SOT-666
0.01
1.E-03
1.E-02
1.E-01
1.E+00
Doc ID 12563 Rev 2
Epoxy FR4
eCU=35 µm
tP(s)
1.E+01
BAS70
Ordering information scheme
Figure 13. Relative variation of thermal
impedance junction to ambient
versus pulse duration
Figure 14. Thermal impedance junction to
ambient versus copper surface
under each lead
Zth(j-a) /Rth(j-a)
Rth(j-a) (°C/W)
600
1.00
printed circuit board, epoxy FR4 eCU = 35 µm SOD-323
Single pulse
SOD-523
550
EpoxyFR4
eCU=35 µm
0.10
500
450
400
0.01
350
printed circuit board, epoxy FR4 eCU = 35 µm SOD-523
0.00
1.E-03
2
1.E-02
1.E-01
1.E+00
tP(s)
1.E+01
SCU(mm²)
300
0
5
10
15
20
25
30
35
40
45
50
Ordering information scheme
Figure 15. Ordering information scheme
BAS70
xx
xx FILM
Signal Schottky diodes
VRRM = 70 V
Configuration
No letter = Single diode
04 = Series diodes
05 = Common cathode
06 = Common anode
07 = 2 Parallel diodes
08 = 3 Parallel diodes
09 = 2 Opposite diodes
Package
Blank = SOT-23
J = SOD-323
W = SOT-323
K = SOD-523
P6 = SOT-666
S = SOT323-6L
Z = SOD-123
Packing
FILM = Tape and reel
Doc ID 12563 Rev 2
5/14
Package information
3
BAS70
Package information
●
Epoxy meets UL94, V0
●
Lead-free packages
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK® packages, depending on their level of environmental compliance. ECOPACK®
specifications, grade definitions and product status are available at: www.st.com.
ECOPACK® is an ST trademark.
Table 6.
SOD-123 dimensions
Dimensions
Ref.
H
Millimeters
Inches
A2
A1
Min.
b
A
E
D
A
Max.
Min.
1.45
Max.
0.057
A1
0
0.1
0
0.004
A2
0.85
1.35
0.033
0.053
c
b
0.55 Typ.
0.022 Typ.
c
0.15 Typ.
0.039 Typ.
D
2.55
2.85
0.1
0.112
E
1.4
1.7
0.055
0.067
G
0.25
H
3.55
G
0.01
3.95
Figure 16. SOD-123 footprint (dimensions in mm)
4.45
0.65
0.97
6/14
2.51
Doc ID 12563 Rev 2
0.97
0.14
0.156
BAS70
Package information
Table 7.
SOD-323 dimensions
Dimensions
H
A1
Ref.
b
Millimeters
Min.
E
A
A
D
c
Q1
L
Max.
Inches
Min.
1.17
Max.
0.046
A1
0
0.1
0
0.004
b
0.25
0.44
0.01
0.017
c
0.1
0.25
0.004
0.01
D
1.52
1.8
0.06
0.071
E
1.11
1.45
0.044
0.057
H
2.3
2.7
0.09
0.106
L
0.1
0.46
0.004
0.02
Q1
0.1
0.41
0.004
0.016
Figure 17. SOD-323 footprint (dimensions in mm)
3.20
0.54
1.06
1.08
1.06
Doc ID 12563 Rev 2
7/14
Package information
Table 8.
BAS70
SOD-523 dimensions
Dimensions
E
Ref.
0.15 M C A B
E1
B
D
2xb
0.20 M C A B
Millimeters
Inches
Min.
Typ.
Max.
Min.
Typ.
Max.
A
0.50
0.60
0.70
0.020 0.024 0.028
E
1.50
1.60
1.70
0.059 0.063 0.067
E1
1.10
1.20
1.30
0.043 0.047 0.051
D
0.70
0.80
0.90
0.028 0.031 0.035
b
0.25
0.35
0.010
0.014
c
0.07
0.20
0.003
0.008
L
0.15
0.25
0.006 0.008 0.010
L1
0.05
0.20
0.002
A
8°
R0.1
A
c
SEATING PLANE
C
7°
L
L1
Figure 18. SOD-523 footprint (dimensions in mm)
0.7
0.3
2
8/14
Doc ID 12563 Rev 2
0.20
0.008
BAS70
Package information
Table 9.
SOT-23 dimensions
Dimensions
Ref.
Millimeters
Min.
Max.
Min.
Max.
A
0.89
1.4
0.035
0.055
A1
0
0.1
0
0.004
B
0.3
0.51
0.012
0.02
c
0.085
0.18
0.003
0.007
D
2.75
3.04
0.108
0.12
e
0.85
1.05
0.033
0.041
e1
1.7
2.1
0.067
0.083
E
1.2
1.6
0.047
0.063
H
2.1
2.75
0.083
0.108
A
E
e
B
D
e1
S
A1
L
Inches
c
H
L
0.6 typ.
S
0.35
0.024 typ.
0.65
0.014
0.026
Figure 19. SOT-23 footprint (dimensions in mm)
0.95
0.61
1.26
0.73
3.25
Doc ID 12563 Rev 2
9/14
Package information
BAS70
Table 10.
SOT-323 dimensions
Dimensions
Ref.
A
E
Millimeters
Min.
e
Typ.
Inches
Max.
Min.
Typ.
Max.
A
0.8
1.1
0.031
0.043
A1
0.0
0.1
0.0
0.004
b
0.25
0.4
0.010
0.016
c
0.1
0.26
0.004
0.010
D
1.8
2.0
2.2
0.071
0.079
0.086
E
1.15
1.25
1.35
0.045
0.049
0.053
D
b
A1
e
c
θ
L
0.65
0.026
H
1.8
2.1
2.4
0.071
0.083
0.094
L
0.1
0.2
0.3
0.004
0.008
0.012
q
0
30°
0
H
Figure 20. SOT-323 footprint (dimensions in mm)
0.95
1.0
0.8
10/14
Doc ID 12563 Rev 2
0.50
2.9
30°
BAS70
Package information
Table 11.
SOT323-6L dimensions
Dimensions
A
Ref.
Millimeters
Inches
E
e
b
Min.
Max.
Min.
Max.
A
0.8
1.1
0.031
0.043
A1
0
0.1
0
0.004
A2
0.8
1
0.031
0.039
b
0.15
0.3
0.006
0.012
c
0.1
0.18
0.004
0.007
D
1.8
2.2
0.071
0.086
E
1.15
1.35
0.045
0.053
D
e
A1
A2
Q1
e
c
L
HE
0.65 Typ.
0.025 Typ.
H
1.8
2.4
0.071
0.094
Q
0.1
0.4
0.004
0.016
Figure 21. SOT323-6L footprint (dimensions in mm)
0.65
1.05
2.9
0.80
1.05
0.40
Doc ID 12563 Rev 2
11/14
Package information
BAS70
Table 12.
SOT-666 dimensions
Dimensions
b1
Ref.
Millimeters
Inches
L1
Min.
Typ.
Max.
Min.
Typ.
Max.
A
0.45
0.60 0.018
0.024
A3
0.08
0.18 0.003
0.007
b
0.17
0.34 0.007
0.013
b1
0.19
D
1.50
1.70 0.059
0.067
E
1.50
1.70 0.059
0.067
E1
1.10
1.30 0.043
0.051
L3
b
D
E1
0.27
0.34 0.007 0.011 0.013
A
L2
E
A3
e
0.50
0.020
L1
0.19
0.007
L2
0.10
0.30 0.004
0.012
e
L3
0.10
Figure 22. SOT-666 footprint (dimensions in mm)
0.50
0.62
0.99
0.30
12/14
Doc ID 12563 Rev 2
2.60
0.004
BAS70
4
Ordering information
Ordering information
Table 13.
Ordering information
Order code
5
Marking
Package
Weight
Base qty
Delivery mode
BAS70ZFILM
Z70
SOD-123
10 mg
3000
Tape and reel
BAS70FILM
D76
SOT-23 Single
10 mg
3000
Tape and reel
BAS70-04FILM
D96
SOT-23 Series
10 mg
3000
Tape and reel
BAS70-05FILM
D97
SOT-23
Common cathode
10 mg
3000
Tape and reel
BAS70-06FILM
D98
SOT-23
Common anode
10 mg
3000
Tape and reel
BAS70WFILM
D28
SOT-323 Single
6 mg
3000
Tape and reel
BAS70-04WFILM
D31
SOT-323 Series
6 mg
3000
Tape and reel
BAS70-05WFILM
D30
SOT-323
Common cathode
6 mg
3000
Tape and reel
BAS70-06WFILM
D29
SOT-323
Common anode
6 mg
3000
Tape and reel
BAS70-08SFILM
D33
SOT323-6L 3 Parallel
6 mg
3000
Tape and reel
BAS70JFILM
76
SOD-323
5 mg
3000
Tape and reel
BAS70KFILM
76
SOD-523
1.4 mg
3000
Tape and reel
BAS70-07P6FILM
P7
SOT-666 2 Parallel
2.9 mg
3000
Tape and reel
BAS70-09P6FILM
Q7
SOT-666 2 Opposite
2.9 mg
3000
Tape and reel
Revision history
Table 14.
Document revision history
Date
Revision
Changes
24-Jul-2006
1
BAS70J / W datasheets merged. ECOPACK statement added. SOD523 and SOT-666 packages added.
12-Oct-2009
2
Updated Table 8 quote “L1” from 0.10 to 0.05.
Doc ID 12563 Rev 2
13/14
BAS70
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