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BUF420M Datasheet(PDF) 3 Page - STMicroelectronics

Part # BUF420M
Description  HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR
PDF  8 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

BUF420M Datasheet(HTML) 3 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
ts
tf
tc
INDUCTIVE LOAD
Storage Time
Fall Time
Cross Over Time
IC = 10 A
VCC = 50 V
VBB = 0
RBB = 0.15
Ω
Vclamp = 400 V
IB1 = 1 A
L = 0.25 mH
TC =100
oC
3
0.15
0.25
µs
µs
µs
VCEW
Maximum Collector
Emitter Voltage
without Snubber
IC = 10 A
VCC = 50 V
VBB = 0
RBB = 0.15
Ω
IB1 = 1 A
L = 0.25 mH
TC =125
oC
500
V
ts
tf
tc
INDUCTIVE LOAD
Storage Time
Fall Time
Cross Over Time
IC = 20 A
VCC = 50 V
VBB = -5 V
RBB =0.6
Ω
Vclamp = 400 V
IB1 = 4 A
L = 0.12 mH
2.2
0.06
0.12
µs
µs
µs
ts
tf
tc
INDUCTIVE LOAD
Storage Time
Fall Time
Cross Over Time
IC = 20 A
VCC = 50 V
VBB = - 5 V
RBB = 0.6
Ω
Vclamp = 400 V
IB1 = 4 A
L = 0.12 mH
TC =125
oC
3.5
0.12
0.3
µs
µs
µs
VCEW
Maximum Collector
Emitter Voltage
without Snubber
ICWoff = 30 A
VCC = 50 V
VBB = - 5 V
RBB = 0.6
Ω
L = 0.12 mH
IB1 = 6 A
TC =125
oC
400
V
BUF420M
3/8



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