IRF840PBF Datasheet, PDF (6/6 Pages) International Rectifier – HEXFET POWER MOSFET

IRF840PBF
®
Fig. 15. Peak Diode Recovery dv/dt Test Circuit & Waveforms
DUT
+
V_DS
_
I_S
L
Driver
R_G
Same Type
as DUT
V_DD
V_GS
• dv/dt controlled by R_G
• I_S controlled by pulse period
V_GS
( Driver )
I_S
( DUT )
V_DS
( DUT )
D = --G--a--t-e--P---u-l-s-e---W---i-d-t-h--
Gate Pulse Period
10V
I_FM , Body Diode Forward Current
di/dt
I_RM
Body Diode Reverse Current
Body Diode Recovery dv/dt
V_f
V_DD
Body Diode
Forward Voltage Drop
Rev.05
© 2006 Thinki Semiconductor Co., Ltd.
Page 6/6
http://www.thinkisemi.com/