7N60A
TEST CIRCUITS AND WAVEFORMS (Cont.)
Power MOSFET
Fig. 2A Switching Test Circuit
Fig. 2B Switching Waveforms
Same Type
50kΩ
as D.U.T.
QG
12V
0.2µF
0.3µF
10V
VGS
VDS
QGS
QGD
DUT
3mA
VGS
Charge
Fig. 3A Gate Charge Test Circuit
L
VDS
RD
10V
tp
D.U.T.
Fig. 3B Gate Charge Waveform
VDD
BVDSS
IAS
VDD
ID(t)
tp
VDS(t)
Time
Fig. 4A Unclamped Inductive Switching Test Circuit Fig. 4B Unclamped Inductive Switching Waveforms
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 7
VQW-R502-111,D