FQT3P20TF Datasheet, PDF (6/8 Pages) Fairchild Semiconductor – P-Channel QFET MOSFET -200 V, -0.67 A, 2.7

Figure 15. Peak Diode Recovery dv/dt Test Circuit & Waveforms
+
V_DS
DUT
_
I _SD
L
Driver
R_G
Compliment of DUT
(N-Channel)
V_DD
V_GS
• dv/dt controlled by R_G
• I_SD controlled by pulse period
V_GS
( Driver )
I _SD
( DUT )
V_DS
( DUT )
D
=
--G--a--t-e--P---u-l-s-e---W---i-d-t-h--
Gate Pulse Period
10V
Body Diode Reverse Current
I_RM
di/dt
I_FM , Body Diode Forward Current
V_SD
Body Diode
Forward Voltage Drop
V_DD
Body Diode Recovery dv/dt
©2001 Fairchild Semiconductor Corporation
6
FQT3P20 Rev. C0
www.fairchildsemi.com