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Document Number: 91243

6

S-81369-Rev. A, 07-Jul-08

IRFPC50, SiHFPC50

Vishay Siliconix

Fig. 12a - Unclamped Inductive Test Circuit

Fig. 12b - Unclamped Inductive Waveforms

Fig. 12c - Maximum Avalanche Energy vs. Drain Current

Fig. 13a - Basic Gate Charge Waveform

Fig. 13b - Gate Charge Test Circuit

R

G

0.01

Ω

D.U.T.

L

V

DS

+

-

V

DD

10 V

Q

GS

Q

GD

Q

G

Charge

V

GS

D.U.T.

3 mA

V

GS

V

DS

I

G

I

D

0.3 µF

0.2 µF

50 k

Ω

12 V

Current regulator

Current sampling resistors

Same type as D.U.T.

+

-