DS11001 Rev. G-2 1 of 1 BAT42 / BAT43
www.diodes.com ã Diodes Incorporated
BAT42 / BAT43
SCHOTTKY BARRIER SWITCHING DIODE
Features
·Low Forward Voltage Drop
·Fast Switching Speeds
·Guard Ring Construction for Transient
Protection
·Surface Mount Versions Available
(LL42 / LL43)
·Case: DO-35, Plastic
·Leads: Solderable per MIL-STD-202,
Method 208
·Marking: Type Number
·Polarity: Cathode Band
·Weight: 0.13 grams (approx.)
Mechanical Data
Maximum Ratings @ TA = 25°C unless otherwise specified
Notes: 1. Valid provided that leads are kept at ambient temperature.
2. t < 300ms, Duty Cycle < 2%.
Electrical Characteristics @ TA = 25°C unless otherwise specified
Characteristic Symbol BAT42 BAT43 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
30 V
RMS Reverse Voltage VR(RMS) 21 V
Forward Continuous Current (Note 1) IFM 200 mA
Repetitive Peak Forward Current (Note 1) @ t < 1.0s
Duty Cycle < 50% IFRM 500 mA
Non-Repetitive Peak Forward Surge Current @ t = 10ms IFSM 4.0 A
Power Dissipation (Note 1) Pd200 mW
Thermal Resistance, Junction to Ambient Air (Note 1) RqJA 500 K/W
Operating and Storage Temperature Range Tj,T
STG -55 to +125 °C
Characteristic Symbol Min Typ Max Unit Test Condition
Reverse Breakdown Voltage V(BR)R 30 ¾¾ VIRS = 100mA Pulses
Maximum Forward Voltage Drop (Note 2) All Types
BAT42
BAT42
BAT43
BAT43
VFM
¾
¾
¾
0.26
¾
¾
1.00
0.40
0.65
0.33
0.45
V
IF= 200mA
IF= 10mA
IF= 50mA
IF= 2.0mA
IF= 15mA
Maximum Peak Reverse Current (Note 2) IRM ¾¾
0.50
100 mAVR = 25V
VR = 25V, Tj = 100°C
Junction Capacitance Cj¾10 ¾pF VR = 1.0V, f = 1.0MHz
Reverse Recovery Time trr ¾¾5.0 ns IF = IR = 10mA,
Irr = 0.1 x IR,R
L = 100W
Rectification Efficiency hv80¾¾%RL = 100W, CL = 300pF,
f = 45MHz, VRF = 2.0V
A A
B
C
D
DO-35
Dim Min Max
A25.40 ¾
B¾4.00
C¾0.60
D¾2.00
All Dimensions in mm
Spice Model: BAT42
