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BUF642 Datasheet(PDF) 3 Page - Vishay Siliconix

Part No. BUF642
Description  Silicon NPN High Voltage Switching Transistor
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Manufacturer  VISHAY [Vishay Siliconix]
Direct Link  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

BUF642 Datasheet(HTML) 3 Page - Vishay Siliconix

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BUF642
Vishay Telefunken
www.vishay.de
• FaxBack +1-408-970-5600
Rev. 2, 20–Jan–99
3 (8)
Document Number 86511
Switching Characteristics
Tcase = 25°C, unless otherwise specified
Parameter
Test Conditions
Symbol
Min
Typ
Max
Unit
Resistive load (figure 2)
Turn on time
IC = 1 A; IB1 = 0.25 A;
ton
0.3
ms
Storage time
C
B1
–IB2 = 0.5 A; VS = 250 V
ts
2.5
ms
Fall time
tf
0.3
ms
Turn on time
IC = 3 A; IB1 = 0.6 A;
ton
0.5
ms
Storage time
C
B1
–IB2 = 1.5 A; VS = 250 V
ts
2
ms
Fall time
tf
0.2
ms
Inductive load (figure 3)
Storage time
IC = 1 A; IB1 = 0.25 A; –IB2 = 0.5 A;
ts
2.5
ms
Fall time
C
B1
B2
Vclamp = 300 V; L = 200 mH
tf
0.25
ms
Storage time
IC = 3 A; IB1 = 0.6 A; –IB2 = 1.5 A;
ts
2
ms
Fall time
C
B1
B2
Vclamp = 300 V; L = 200 mH
tf
0.1
ms
+
3 Pulses
94 8863
tp
T +
0.1
tp
+ 10 ms
V
S2
+ 10 V
I
B
w
I
C
5
IC
LC
V
S1
+
V(BR)CEO
I(BR)R
100 m
W
IC
VCE
V(BR)CEO
Imeasure
0to30V
Figure 1. Test circuit for V(BR)CE0


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