IRF7757GPBF Datasheet, PDF (6/9 Pages) International Rectifier – HEXFET

Power MOSFET Ultra Low On-Resistance

IRF7757GPbF
0.05
0.04
ID = 4.8A
0.03
0.050
0.040
0.030
VGS = 2.5V
VGS = 4.5V
0.02
2.0
3.0
4.0
5.0
6.0
7.0
8.0
VGS, Gate -to -Source Voltage (V)
Fig 12. Typical On-Resistance Vs. Gate
Voltage
0.020
0
5
10
15
20
ID , Drain Current (A)
Fig 13. Typical On-Resistance Vs. Drain
Current
V_GS
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. -V^DS
V_GS
3mA
I_G
I_D
Current Sampling Resistors
Fig 14b. Gate Charge Test Circuit
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