
BAT42W / BAT43W
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
l Low Turn-on Voltage
l Fast Switching A
l PN Junction Guard Ring for Transient and
ESD Protection
l Designed for Surface Mount Application C
l Plastic Material – UL Recognition Flammability D
Classification 94V-O B
E
Mechanical Data H
l Case: SOD-123, Molded Plastic G
l Terminals: Plated Leads Solderable per J
MIL-STD-202, Method 208
l Polarity: Cathode Band
l Weight: 0.01 grams (approx.)
l Marking: BAT42W L2
BAT43W L3
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic Symbol BAT42W / BAT43W Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 30 V
RMS Reverse Voltage VR(RMS) 21 V
Average Rectified Output Current @TL = 70°C IO 0.2 A
Repetitive Peak Forward Current (Note 1) @ t < 1.0s IFRM 500 mA
Non-Repetitive Peak Forward Surge Current @ t < 10ms IFSM 4.0 A
Power Dissipation Pd 200 mW
Typical Thermal Resistance, Junction to Ambient Air (Note 1) RθJA 625 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +125 °C
Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
BAT42W 0.4 @ IF = 10mA
BAT42W 1.0 @ IF = 200mA
BAT43W 0.33 @ IF = 20mA
Forward Voltage
BAT43W
VF — —
1.0
V
@ IF = 200mA
Reverse Leakage Current IR — — 0.5 µA @ V R = 30V
Junction Capacitance Cj — — 10 pF VR = 1.0V, f = 1.0MHz
Note: 1. Valid provided that terminals are kept at ambient temperature.
SOD-123
Dim Min Max
A 3.6 3.9
B 2.5 2.8
C 1.4 1.8
D 0.5 0.7
E — 0.2
G 0.4 —
H 0.95 1.35
J — 0.12
All Dimensions in mm
SENSITRON
SEMICONDUCTOR
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Data Sheet 2927, Rev. -