irlr7843 International Rectifier Corp., irlr7843 Datasheet - Page 7

• Manufacturer Part Number: irlr7843
• Description: 30v Single N-channel Hexfet Power Mosfet In A I-pak Package
• Manufacturer: International Rectifier Corp.

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
‚
+
R
-
D.U.T
Fig 15.
ƒ
+
-
•
•
•
•
SD
•
•
•
Vgs(th)
Qgs1 Qgs2
Vds
Fig 16. Gate Charge Waveform
-
„
G
HEXFET
+
V
Qgd
®
+
Power MOSFETs
-
Re-Applied
Voltage
Reverse
Recovery
Current
Driver Gate Drive
D.U.T. I
D.U.T. V
Inductor Curent
Qgodr
V
P.W.
SD
= 5V for Logic Level Devices
DS
Waveform
Waveform
Ripple ≤ 5%
for N-Channel
Body Diode
Period
Body Diode Forward
Diode Recovery
Current
IRLR/U7843
Vgs
dv/dt
Forward Drop
di/dt
Id
D =
Period
P.W.
V
V
I
SD
GS
DD
=10V
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