IRF7425 Datasheet, PDF (6/9 Pages) International Rectifier – HEXFET Power MOSFET

IRF7425
0.015
0.010
0.010
ID = -15A
0.005
1.0
2.0
3.0
4.0
5.0
-VGS, Gate -to -Source Voltage (V)
Fig 12. Typical On-Resistance Vs.
Gate Voltage
0.009
0.008
VGS = -2.5V
0.007
0.006
0.005
0
VGS = -4.5V
10 20 30 40 50 60
-ID , Drain Current (A)
Fig 13. Typical On-Resistance Vs.
Drain Current
Q_GS
V_G
Q_G
Q_GD
Charge
Fig 14a. Basic Gate Charge Waveform
6
Current Regulator
Same Type as D.U.T.
50KΩ
12V
.2µF
.3µF
D.U.T.
-
+VDS
V_GS
-3mA
I_G
I_D
Current Sampling Resistors
Fig 14b. Gate Charge Test Circuit
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