fqd1p50 Fairchild Semiconductor, fqd1p50 Datasheet - Page 6

• Manufacturer Part Number: fqd1p50
• Description: Fqd1p50 / Fqu1p50 500v P-channel Mosfet
• Manufacturer: Fairchild Semiconductor

©2004 Fairchild Semiconductor Corporation
( Driver )
( Driver )
( DUT )
( DUT )
( DUT )
( DUT )
V
V
I
I
V
V
SD
SD
GS
GS
DS
DS
V
V
GS
GS
Peak Diode Recovery dv/dt Test Circuit & Waveforms
R
R
G
G
Driver
Driver
DUT
DUT
I
I
FM
FM
I
I
D =
D =
D =
SD
SD
, Body Diode Forward Current
, Body Diode Forward Current
Forward Voltage Drop
Forward Voltage Drop
--------------------------
--------------------------
--------------------------
Gate Pulse Period
Gate Pulse Period
Gate Pulse Period
Gate Pulse Width
Gate Pulse Width
Gate Pulse Width
Body Diode
Body Diode
Compliment of DUT
Compliment of DUT
V
V
Body Diode Recovery dv/dt
Body Diode Recovery dv/dt
+
+
_
_
DS
DS
• dv/dt controlled by R
• dv/dt controlled by R
• I
• I
V
V
(N-Channel)
(N-Channel)
SD
SD
SD
SD
Body Diode Reverse Current
Body Diode Reverse Current
controlled by pulse period
controlled by pulse period
I
I
RM
RM
L
L L
G
G
di/dt
di/dt
V
V
V
V
10V
10V
DD
DD
DD
DD
Rev.B2, March 2004