
BAT54 /A /C /S
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
Low Turn-on Voltage
Fast Switching
PN Junction Guard Ring for Transient and ESD
Protection
Lead Free/RoHS Compliant (Note 3)
Qualified to AEC-Q101 Standards for High
Reliability
Mechanical Data
Case: SOT-23
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Solderable per MIL-STD-202, Method
208
Lead Free Plating (Matte Tin Finish annealed
over Alloy 42 leadframe).
Polarity: See Diagrams Below
Marking Information: See Page 3
Ordering Information: See Page 3
Weight: 0.008 grams (approximate)
SOT-23
Min
0.37
1.20
2.30
0.89
0.45
1.78
2.80
0.013
0.903
0.45
0.085
Dim
A
B
C
D
E
G
H
J
K
L
M
Max
0.51
1.40
2.50
1.03
0.60
2.05
3.00
0.10
1.10
0.61
0.180
α
0
°
8
°
All Dimensions in mm
BAT54 Marking: KL1
Maximum Ratings
@T
A
= 25°C unless otherwise specified
BAT54A Marking: KL2
BAT54C Marking: KL3
BAT54S Marking: KL4
Characteristic
Symbol
V
RRM
V
RWM
V
R
I
F
I
FRM
I
FSM
P
d
R
θ
JA
T
j
, T
STG
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Continuous Current (Note 2)
Repetitive Peak Forward Current
Forward Surge Current
Power Dissipation (Note 2)
Thermal Resistance, Junction to Ambient Air (Note 2)
Operating and Storage Temperature Range
30
V
200
300
600
200
500
mA
mA
mA
mW
°C/W
°C
@ t < 1.0s
-65 to +125
Electrical Characteristics
@T
A
= 25°C unless otherwise specified
Characteristic
Symbol
V
(BR)R
Min
30
Typ
Max
240
320
400
500
800
2.0
10
Unit
V
Test Condition
I
RS
= 100
μ
A
I
F
= 0.1mA
I
F
= 1mA
I
F
= 10mA
I
F
= 30mA
I
F
= 100mA
V
R
= 25V
V
R
= 1.0V, f = 1.0MHz
I
F
= 10mA through I
R
= 10mA
to I
R
= 1.0mA, R
L
= 100
Ω
Reverse Breakdown Voltage (Note 1)
Forward Voltage
V
F
mV
Reverse Leakage Current (Note 1)
Total Capacitance
I
R
C
T
μ
A
pF
Reverse Recovery Time
t
rr
5.0
ns
Notes:
1. Short duration test pulse used to minimize self-heating effect.
2. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
3. No purposefully added lead.
DS11005 Rev. 21 - 2
1 of 3
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BAT54 /A /C /S
Diodes Incorporated