IRFR1111 IRF [International Rectifier], IRFR1111 Datasheet - Page 7

• Manufacturer Part Number: IRFR1111
• Description: Power MOSFET(Vdss=30V, Rds(on)=0.031ohm, Id=33A?)
• Manufacturer: IRF [International Rectifier]

Re-Applied
Voltage
Reverse
Recovery
Current
+
-
R
D.U.T
G
*
Driver Gate Drive
D.U.T. I
D.U.T. V
Inductor Curent
V
GS
= 5V for Logic Level Devices
P.W.
SD
DS
Fig 14. For N-Channel HEXFETS
Waveform
Waveform
Peak Diode Recovery dv/dt Test Circuit
Ripple
Body Diode
Period
Body Diode Forward
+
-
dv/dt controlled by R
Driver same type as D.U.T.
I
D.U.T. - Device Under Test
SD
Diode Recovery
5%
Current
controlled by Duty Factor "D"
Circuit Layout Considerations
dv/dt
Forward Drop
di/dt
Low Stray Inductance
Ground Plane
Low Leakage Inductance
Current Transformer
D =
-
G
Period
P.W.
+
V
V
I
SD
GS
DD
IRFR/U3303
=10V
+
-
V
DD
*