IRFN340_15 Datasheet, PDF (6/7 Pages) International Rectifier – Simple Drive Requirements

IRFN340
15V
VDS
L
DRIVER
RG
120V
tp
D.U.T.
I_AS
0.01Ω
+
-
VDD
A
Fig 12a. Unclamped Inductive Test Circuit
V_(BR)DSS
tp
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
I_AS
Fig 12b. Unclamped Inductive Waveforms
Q_G
10 V
Q_GS
Q_GD
V_G
Charge
Fig 13a. Basic Gate Charge Waveform
6
Current Regulator
Same Type as D.U.T.
50KΩ
102V
.2µF
.3µF
+
D.U.T. -V^DS
V_GS
3mA
I_G
I_D
Current Sampling Resistors
Fig 13b. Gate Charge Test Circuit
www.irf.com