null  null
BAT54
Small signal Schottky diodes
Features
BAT54ZFILM
(Single)
■
Low conduction and reverse losses
■
Negligible switching losses
■
Low forward and reverse recovery times
■
Extremely fast switching
■
Surface mount device
■
Low capacitance diode
SOD-123
SOD-323
BAT54JFILM
BAT54JFILM-H
(Single)
BAT54KFILM
(Single)
Description
SOD-523
The BAT54 series uses 40 V Schottky barrier
diodes packaged in SOD- 23, SOD-323,
SOD-523, SOT-23, SOT-323, or SOT-666.
BAT54FILM
(Single)
SOT-23
BAT54AFILM
(Common anode)
BAT54SFILM
(Series)
BAT54CFILM
(Common cathode)
BAT54WFILM
(Single)
SOT-323
BAT54CWFILM
(Common cathode)
BAT54AWFILM
(Common anode)
BAT54SWFILM
(Series)
Table 1.
Device summary
Symbol
Value
IF
300 mA
VRRM
40 V
C (typ)
7 pF
Tj (max)
150 °C
October 2009
BAT54-07P6FILM
(2 parallel diodes)
SOT-666
BAT54-09P6FILM
(2 opposite diodes)
Configurations in top view
Doc ID 5505 Rev 10
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www.st.com
13
Characteristics
1
BAT54
Characteristics
Table 2.
Absolute ratings (limiting values at Tj = 25 °C, unless otherwise specified)
Symbol
VRRM
IF
Parameter
Value
Unit
Repetitive peak reverse voltage
40
V
Continuous forward current
300
mA
1
A
IFSM
Surge non repetitive forward current
Tstg
Storage temperature range
-65 to +150
°C
Tj
Operating junction temperature range
-40 to +150
°C
TL
Maximum soldering temperature
260
°C
Value
Unit
Table 3.
Thermal parameters
Symbol
Rth(j-a)
tp = 10 ms Sinusoidal
Parameter
Junction to ambient(1)
SOT-23, 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
IR(1)
Reverse leakage current
VF(2)
Test conditions
Tj = 25 °C
Tj = 100 °C
Forward voltage drop
Tj = 25 °C
Min.
Typ.
Max.
Unit
1
VR = 30 V
µA
100
IF = 0.1 mA
240
IF = 1 mA
320
IF = 10 mA
400
IF = 30 mA
500
IF = 100 mA
900
mV
1. Pulse test: tp = 5 ms, δ < 2 %
2. Pulse test: tp = 380 µs, δ < 2 %
Table 5.
Symbol
2/13
Dynamic characteristics
Parameter
Test conditions
C
Diode
capacitance
VR = 1 V, F = 1 MHz
trr
Reverse
recovery time
IF = 10 mA, IR = 10 mA, Tj = 25 °C
Irr = 1 mA, RL = 100 Ω
Doc ID 5505 Rev 10
Min.
Typ.
Max.
Unit
7
10
pF
5
ns
BAT54
Characteristics
Figure 1.
0.35
Average forward power dissipation Figure 2.
versus average forward current
P(W)
0.35
δ=0.05
δ=0.2
0.30
0.30
0.25
0.25
0.20
0.20
0.15
0.15
T
0.10
0.05
δ=tp/T
IF(AV)(A)
T
0.10
0.05
δ=tp/T
tp
tp
T amb (°C)
0.00
0.00
0.00
0.05
Figure 3.
1.E+02
IF(AV)(A)
δ=1
δ=0.5
δ=0.1
Average forward current versus
ambient temperature (δ = 1)
0.10
0.15
0.20
0.25
0.30
0.35
Reverse leakage current versus
reverse applied voltage
(typical values)
0
25
Figure 4.
50
75
100
125
150
Reverse leakage current versus
junction temperature
IR[T j] / IR[T j=25°C]
IR(µA)
1.E+04
VR=3V
Tj=100°C
1.E+03
1.E+01
1.E+02
Tj=50°C
1.E+00
1.E+01
Tj=25°C
1.E-01
1.E+00
T j(°C)
VR(V)
1.E-02
0
Figure 5.
10
1.E-01
5
10
15
20
25
30
Junction capacitance versus
reverse applied voltage
(typical values)
0
Figure 6.
C(pF)
1.E+00
25
50
75
100
125
150
Forward voltage drop versus
forward current (typical values)
IFM(A)
Tj=100°C
F=1MHz
VOSC=30mVRMS
Tj=25°C
1.E-01
1.E-02
Tj=50°C
Tj=25°C
1.E-03
VR(V)
VFM(V)
1
1
10
Tj=-40 °C
100
1.E-04
0.0 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
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Characteristics
Figure 7.
600
BAT54
Thermal resistance junction to
ambient versus copper surface
under each lead (SOD-323)
Figure 8.
Rth(j-a) (°C/W)
1.E+00
Relative variation of thermal
impedance junction to ambient
versus pulse duration (SOD-323)
Zth(j-a) /Rth(j-a)
Single pulse
SOD323
Epoxy FR4
eCU=35 µm
500
1.E-01
400
1.E-02
300
SCU(mm²)
tP(s)
200
0
5
Figure 9.
1.E+00
10
15
20
25
Epoxy FR4
SCU=2.25 mm²
eCU=35 µm
30
35
40
45
1.E-03
1.E-03
50
Relative variation of thermal
impedance junction to ambient
versus pulse duration (SOT-23)
1.E-02
1.E-01
1.E+00
1.E+01
1.E+02
1.E+03
Figure 10. Relative variation of thermal
impedance junction to ambient
versus pulse duration (SOD-523)
Zth(j-a) /Rth(j-a)
1.E+00
Zth(j-a) /Rth(j-a)
Single pulse
SOT23
Single pulse
SOD523
1.E-01
1.E-01
1.E-02
Alumine substrate
10 x 8 x 0.5 mm
tP(s)
1.E-02
1.E-03
1.E-02
1.E-01
tP(s)
1.E+00
1.E+01
1.E-03
1.E-03
1.E+02
1.E-02
1.E-01
Epoxy FR4
eCU=35 µm
1.E+00
1.E+01
Figure 11. Relative variation of thermal impedance junction to ambient versus pulse duration
1.E+00
Zth(j-a) /Rth(j-a)
Single pulse
SOT666
1.E-01
Epoxy FR4
eCU=35 µm
tP(s)
1.E-02
1.E-03
4/13
1.E-02
1.E-01
1.E+00
Doc ID 5505 Rev 10
1.E+01
BAT54
2
Ordering information scheme
Ordering information scheme
Figure 12. Ordering information scheme
BAT54
xx
xx FILM
Signal Schottky diodes
VRRM = 40 V
Configuration
No letter = Single diode
A = Common anode
C = Common cathode
S = Series diodes
07 = Parallel diodes
09 = Opposite diodes
Package
Blank = SOT-23
J = SOD-323
W = SOT-323
K = SOD-523
P6 = SOT-666
Z = SOD-123
Packing
FILM = Tape and reel
Doc ID 5505 Rev 10
5/13
Package information
3
BAT54
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
6/13
2.51
Doc ID 5505 Rev 10
0.97
0.14
0.156
BAT54
Package information
Table 7.
SOD-323 dimensions
Dimensions
Ref.
H
Millimeters
Inches
A1
Min.
b
A
E
A
D
c
Q1
L
Max.
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
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1.06
7/13
Package information
Table 8.
BAT54
SOD-523 dimensions
Dimensions
E
Ref.
0.15 M C A B
E1
Millimeters
B
D
2xb
0.20 M C A B
A
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
L1
0.05
0.20
0.002
8°
R0.1
A
c
SEATING PLANE
C
7°
L
L1
Figure 15. SOD-523 footprint (dimensions in mm)
0.7
0.3
2
8/13
Doc ID 5505 Rev 10
0.20
0.008
0.010
0.008
BAT54
Package information
Table 9.
SOT-23 dimensions
Dimensions
Ref.
Millimeters
A
Inches
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
E
e
B
D
e1
S
A1
L
c
H
L
0.6 typ.
S
0.35
0.65
0.024 typ.
0.014
0.026
Figure 16. SOT-23 footprint (dimensions in mm)
0.95
0.61
1.26
0.73
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3.25
9/13
Package information
BAT54
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 17. SOT-323 footprint (dimensions in mm)
0.95
1.0
0.8
10/13
Doc ID 5505 Rev 10
0.50
2.9
30°
BAT54
Package information
Table 11.
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
0.004
Figure 18. SOT-666 footprint (dimensions in mm)
0.50
0.62
2.60
0.99
0.30
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Ordering information
4
BAT54
Ordering information
Table 12.
Ordering information
Order code
5
Marking
Package
Weight
Base qty
Delivery mode
BAT54FILM
D86
SOT-23 Single
10 mg
3000
Tape and reel
BAT54SFILM
D88
SOT-23 Serial
10 mg
3000
Tape and reel
BAT54CFILM
D87
SOT-23
Common cathode
10 mg
3000
Tape and reel
BAT54AFILM
D84
SOT-23
Common anode
10 mg
3000
Tape and reel
BAT54WFILM
D73
SOT-323 Single
6 mg
3000
Tape and reel
BAT54SWFILM
D78
SOT-323 Serial
6 mg
3000
Tape and reel
BAT54CWFILM
D77
SOT-323
Common cathode
6 mg
3000
Tape and reel
BAT54AWFILM
D74
SOT-323
Common anode
6 mg
3000
Tape and reel
BAT54JFILM
86
SOD-323
5 mg
3000
Tape and reel
BAT54JFILM-H
86
SOD-323
ECOPACK®2
halogen-free
5 mg
3000
Tape and reel
BAT54KFILM
86
SOD-523
1.4 mg
3000
Tape and reel
BAT54-07P6FILM
P4
SOT-666 Parallel
2.9 mg
3000
Tape and reel
BAT54-09P6FILM
Q4
SOT-666 Opposite
2.9 mg
3000
Tape and reel
BAT54ZFILM
D72
SOD-123
10 mg
3000
Tape and reel
Revision history
Table 13.
12/13
Document revision history
Date
Revision
Changes
Jun-1999
8
Last update.
24-Jul-2006
9
BAT54, A, C, S and BAT54J / W / AW / CW /SW datasheets merged.
ECOPACK statement added. SOD-123, SOD-523 and SOT-666
packages added.
13-Oct-2009
10
Updated Table 8 quote “L1” from 0.10 to 0.05.
Doc ID 5505 Rev 10
BAT54
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