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BAT42WS / BAT43WS
Document number: DS30100 Rev. 14 - 2
2 of 4
www.diodes.com
June 2012
? Diodes Incorporated
BAT42WS / BAT43WS
Maximum Ratings
@TA
= 25°C unless otherwise specified
Characteristic Symbol Value 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 6)
IFM
200 mA
Repetitive Peak Forward Current (Note 6) @ t < 1.0s
IFRM
500 mA
Non-Repetitive Peak Forward Surge Current @ t < 10ms
IFSM
4.0 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 6)
PD
200 mW
Thermal Resistance Junction to Ambient Air (Note 6)
RθJA
625
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-55 to +125
°C
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 7)
V(BR)R
30
?
V
IR
= 100
μA
Forward Voltage Drop
Both Types
VF
?
1.0
V
IF
= 200mA
BAT42WS
?
0.40
IF
= 10mA
BAT42WS
?
0.65
IF
= 50mA
BAT43WS 0.26
0.33
IF
= 2.0mA
BAT43WS
?
0.45
IF
= 15mA
Reverse Current (Note 7)
IR
?
500 nA VR
= 25V
?
100
μA
VR
= 25V, T
J
= 100
°C
Total Capacitance
CT
?
10 pF VR
= 1.0, f = 1.0MHz
Reverse Recovery Time
trr
?
5.0 ns IF
= I
R
= 10mA,
Irr = 0.1 x IR, RL
= 100
Ω
Notes: 6. Part mounted on FR4 PC Board with recommended pad layout, which can be found on our website at http://www.diodes.com.
7. Short duration pulse test used to minimize self-heating effect.
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