BUF644 Datasheet, PDF (7/9 Pages) Vishay Siliconix – Silicon NPN High Voltage Switching Transistor

0.5
saturated switching
0.4
L–load
I_C = 1.5A, I_B1 = 0.3A
0.3
0.2 ^{Tj = 125°C}
0.1
T_j = 25°C
0
0
1
2
3
4
94 9218
–I_B2 / I_B1
Figure 16. t_f vs. –I_B2/I_B1
BUF644
Vishay Telefunken
Document Number 86512
Rev. 2, 20–Jan–99
www.vishay.de • FaxBack [phone]
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