HFD3N80 SEMIHOW [SemiHow Co.,Ltd.], HFD3N80 Datasheet - Page 7

• Manufacturer Part Number: HFD3N80
• Description: 800V N-Channel MOSFET
• Manufacturer: SEMIHOW [SemiHow Co.,Ltd.]

( Driver )
( DUT )
( DUT )
V
V
I
GS
S
DS
V
Fig 15. Peak Diode Recovery dv/dt Test Circuit & Waveforms
GS
R
G
DUT
Driver
I
FM
I
D =
S
, Body Diode Forward Current
Forward Voltage Drop
--------------------------
Gate Pulse Width
Gate Pulse Period
Body Diode
Same Type
Body Diode Recovery dv/dt
as DUT
V
• dv/dt controlled by R
• I
+
DS
V
_
S
Body Diode Reverse Current
f
controlled by pulse period
I
RM
L
G
di/dt
V
V
10V
DD
DD
◎ SEMIHOW REV.A0,Dec 2005