irf2805 International Rectifier Corp., irf2805 Datasheet - Page 8

• Manufacturer Part Number: irf2805
• Description: 55v Single N-channel Hexfet Power Mosfet In A To-220ab Package
• Manufacturer: International Rectifier Corp.

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8
‚
+
-
D.U.T
ƒ
Fig 17.
+
-
SD
Fig 18a. Switching Time Test Circuit
Fig 18b. Switching Time Waveforms
V
90%
10%
V
DS
GS
-
G
„
HEXFET
t
d(on)
+
t
r
®
+
-
Power MOSFETs
Re-Applied
Voltage
Reverse
Recovery
Current
t
d(off)
Driver Gate Drive
D.U.T. I
D.U.T. V
Inductor Curent
t
P.W.
f
SD
DS
Waveform
Waveform
for N-Channel
Ripple
Body Diode
+
-
Period
Body Diode Forward
Diode Recovery
5%
Current
dv/dt
Forward Drop
di/dt
D =
www.irf.com
Period
P.W.
V
V
I
SD
GS
DD
=10V