Test Circuit and Waveform:
di/dt adj.
Double Pulse
D.U.T.
ID
Current
Pump
L
di/dt = 100A/µA
ID
VD D
Qrr
t
rr
Figure 11 Diode Reverse Recovery Test Circuit
Figure 21. Diode Reverse Recovery Test Circuit
Figure 22. Diode Reverse Recovery Waveform
Figure 12 Diode Reverse Recovery Waveform
BVDS S
Series Switch
(MOSFET)
L
D.U.T.
C omm uta ti ng
D iod e
VDD
VD D
0
VGS
50Ω
IAS
V
GS
BV
DS S
I
AS
tAV
t
p
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©2009 InPower Semiconductor Co., Ltd.
Page 7 of 10
FTP540 Preliminary. Mar. 2009