2N70
TEST CIRCUITS AND WAVEFORMS (Cont.)
VDS 90%
10%
VGS
tD(ON)
tR
Power MOSFET
tD(OFF)
tF
Fig. 2A Switching Test Circuit
Fig. 2B Switching Waveforms
VGS
10V
QGS
QG
QGD
Fig. 3A Gate Charge Test Circuit
Charge
Fig. 3B Gate Charge Waveform
1
BVDSS
EAS = 2 LIAS2 BVDSS - VDD
Fig. 4A Unclamped Inductive Switching Test Circuit Fig. 4B Unclamped Inductive Switching Waveforms
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R502-334.C