BAT41 Low capacitance small signal Schottky diodes Features BAT41ZFILM

BAT41 Low capacitance small signal Schottky diodes Features BAT41ZFILM
BAT41
Low capacitance small signal Schottky diodes
Features
BAT41ZFILM
(Single)
■
Low leakage current losses
■
Negligible switching losses
■
Low forward and reverse recovery times
■
Extremely fast switching
■
Surface mount device
■
Low capacitance diode
SOD-123
BAT41JFILM
(Single)
SOD-323
Description
The BAT41 series uses 100 V Schottky barrier
diodes packaged in SOD-123, SOD-323,
SOD-523, SOT-323, or SOT-666. This series is
specially suited for switching mode with low IR
losses
BAT41KFILM
(Single)
SOD-523
BAT41WFILM
(Single)
SOT-323
BAT41CWFILM
(Common cathode)
BAT41AWFILM
(Common anode)
BAT41SWFILM
(Series)
Table 1.
BAT41-07P6FILM
(2 parallel diodes)
Device summary
Symbol
Value
IF
200 mA
VRRM
100 V
C(typ)
3 pF
Tj (max)
150 °C
October 2009
SOT-666
BAT41-09P6FILM
(2 opposite diodes)
Configurations in top view
Doc ID 12633 Rev 2
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www.st.com
12
Characteristics
1
BAT41
Characteristics
Table 2.
Absolute ratings (limiting values at Tj = 25 °C, unless otherwise specified)
Symbol
VRRM
IF
Parameter
Value
Unit
Repetitive peak reverse voltage
100
V
Continuous forward current
200
mA
1
A
-65 to +150
°C
150
°C
Value
Unit
IFSM
Surge non repetitive forward current
Tstg
Storage temperature range
Tj
Table 3.
Maximum operating junction temperature
Thermal parameters
Symbol
Rth(j-a)
tp = 10 ms Sinusoidal
Parameter
Junction to
ambient(1)
SOD-123
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
Test conditions
IR(1)
Reverse leakage current
VF(2)
Forward voltage drop
Tj = 25 °C
Tj = 100 °C
Tj = 25 °C
Min.
Typ.
Max.
Unit
0.1
VR = 50 V
µA
20
IF = 1 mA
400
IF = 200 mA
450
mV
1000
1. Pulse test: tp = 5 ms, δ < 2 %
2. Pulse test: tp = 380 µs, δ < 2 %
Table 5.
Symbol
C
2/12
Dynamic characteristics
Parameter
Diode capacitance
Test conditions
VR = 1 V, F = 1 MHz
Doc ID 12633 Rev 2
Min.
Typ.
Max.
Unit
3
10
pF
BAT41
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)
0.22
0.22
0.20
δ = 0.05
δ = 0.1
δ = 0.2
δ = 0.5
0.20
0.18
0.18
0.16
0.16
δ=1
0.14
0.14
0.12
0.12
0.10
0.10
0.08
0.08
0.06
0.06
T
T
0.04
0.04
0.02
IF(AV)(A)
0.00
0.02
0.04
Figure 3.
0.06
0.08
0.10
0.12
0.02
δ=tp/T
0.00
0.14
0.16
0.18
0.20
δ=tp/T
tp
0.00
0.22
0.24
Reverse leakage current versus
reverse applied voltage
(typical values)
0
Figure 4.
IR(µA)
Tamb(°C)
tp
25
50
75
100
125
150
Reverse leakage current versus
junction temperature
(typical values)
IR(µA)
1.E+03
1.E+03
VR=50V
Tj=150°C
1.E+02
1.E+02
Tj=125°C
1.E+01
1.E+01
Tj=100°C
1.E+00
Tj=75°C
1.E+00
1.E-01
Tj=50°C
1.E-01
1.E-02
Tj=25°C
Tj(°C)
VR(V)
1.E-02
0
Figure 5.
20
40
1.E-03
60
80
100
Junction capacitance versus
reverse applied voltage
(typical values)
0
25
Figure 6.
50
75
100
125
150
Forward voltage drop versus
forward current (typical values)
IFM(A)
C(pF)
10.0
1.E+00
F=1MHz
VOSC=30mVRMS
Tj=25°C
1.E-01
Tj=75°C
1.E-02
1.0
Tj=-40°C
1.E-03
VFM(V)
VR(V)
1.E-04
0.1
1.0
10.0
100.0
0.0
Doc ID 12633 Rev 2
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
3/12
Characteristics
Figure 7.
BAT41
Forward voltage drop versus
forward current (typical values)
Figure 8.
Variation of thermal impedance
junction to ambient versus pulse
duration
Zth(j-a)(°C/W)
IFM(A)
1000
1.E+00
SOT323-6L
Tj=125°C
1.E-01
Tj=100°C
Tj=25°C
1.E-02
100
Single pulse
1.E-03
VFM(V)
printed circuit board, epoxy FR4, eCU = 35 µm, SOT323-6L
10
1.E-04
0.0
0.1
Figure 9.
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.E-02
1.2
Relative variation of thermal
impedance junction to ambient
versus pulse duration
tp(s)
1.E+02
Zth(j-a)/Rth(j-a)
SOT-23
Alumine substrate
10 x 8 x 0.5 mm
Single pulse
1.E+01
1.00
Allumine substrate, SOT-23
SOD-523
Epoxy FR4
eCU = 35 µm
SOD-323
Epoxy FR4
SCU = 2.25 mm2
eCU = 35 µm
0.10
1.E+00
Figure 10. Relative variation of thermal
impedance junction to ambient
versus pulse duration
Zth(j-a)/Rth(j-a)
1.00
1.E-01
0.10
Single pulse
SOT-666
Epoxy FR4
eCU = 35 µm
printed circuit board, epoxy FR4, eCU = 35 µm, SOT-666 and SOD-523
printed circuit board, epoxy Fr4, eCU = 35 µm, SOD-323
tp(s)
0.01
1.E-02
1.E-01
1.E+00
1.E+01
tp(s)
0.01
1.E+02
1.E-03
1.E-02
1.E-01
1.E+00
Figure 11. Thermal resistance junction to ambient versus copper surface under each lead
Rth(j-a)(°C/W)
600
printed circuit board, epoxy Fr4, eCU = 35 µm, SOD-323
550
500
450
400
350
SCU(mm²)
300
0
4/12
5
10
15
20
25
30
35
Doc ID 12633 Rev 2
40
45
50
1.E+01
BAT41
2
Ordering information scheme
Ordering information scheme
Figure 12. Ordering information scheme
BAT41
xx
xx FILM
Signal Schottky diodes
VRRM = 100 V
Configuration
No letter = Single diode
A = Common anode
C = Common cathode
S = Series diodes
07 = Parallel diodes
09 = Opposite diodes
Package
J = SOD-323
W = SOT-323
K = SOD-523
P6 = SOT-666
Z = SOD-123
Packing
FILM = Tape and reel
Doc ID 12633 Rev 2
5/12
Package information
3
BAT41
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 13. SOD-123 footprint (dimensions in mm)
4.45
0.65
0.97
6/12
2.51
Doc ID 12633 Rev 2
0.97
0.14
0.156
BAT41
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 14. SOD-323 footprint (dimensions in mm)
3.20
0.54
1.06
1.08
1.06
Doc ID 12633 Rev 2
7/12
Package information
Table 8.
BAT41
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 15. SOD-523 footprint (dimensions in mm)
0.7
0.3
2
8/12
Doc ID 12633 Rev 2
0.20
0.008
BAT41
Package information
Table 9.
SOT-323 dimensions
Dimensions
Ref.
Millimeters
Inches
A
Min.
E
e
Typ.
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
c
e
θ
0.65
0.026
L
H
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
30°
Figure 16. SOT-323 footprint (dimensions in mm)
0.95
1.0
0.8
Doc ID 12633 Rev 2
2.9
0.50
9/12
Package information
BAT41
Table 10.
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 17. SOT-666 footprint (dimensions in mm)
0.50
0.62
0.99
0.30
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Doc ID 12633 Rev 2
2.60
0.004
BAT41
4
Ordering information
Ordering information
Table 11.
5
Ordering information
Order code
Marking
Package
Weight
Base qty
Delivery mode
BAT41ZFILM
Z41
SOD-123 Single
10 mg
3000
Tape and reel
BAT41WFILM
B41
SOT-323 Single
6 mg
3000
Tape and reel
BAT41SWFILM
S41
SOT-323 Series
6 mg
3000
Tape and reel
BAT41CWFILM
C41
SOT-323
Common cathode
6 mg
3000
Tape and reel
BAT41AWFILM
A41
SOT-323
Common anode
6 mg
3000
Tape and reel
BAT41JFILM
41
SOD-323 Single
5 mg
3000
Tape and reel
BAT41KFILM
41
SOD-523 Single
1.4 mg
3000
Tape and reel
BAT41-09P6FILM
Q1
SOT-666 Opposite
2.9 mg
3000
Tape and reel
BAT41-07P6FILM
P1
SOT-666 Parallel
2.9 mg
3000
Tape and reel
Revision history
Table 12.
Document revision history
Date
Revision
Changes
08-Aug-2006
1
Initial release.
12-Oct-2009
2
Updated Table 8 quote “L1” from 0.10 to 0.05.
Doc ID 12633 Rev 2
11/12
BAT41
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