IRF5850
0.24
0.40
0.20
0.16
0.12
ID = -2.2A
0.08
2.0
3.0
4.0
5.0
6.0
7.0
-VGS, Gate -to -Source Voltage (V)
Fig 11. Typical On-Resistance Vs. Gate
Voltage
0.30
VGS = -2.5V
0.20
0.10
0
VGS = -4.5V
2
4
6
8
10
-ID , Drain Current (A)
Fig 12. Typical On-Resistance Vs. Drain
Current
QGS
VG
QG
QGD
Charge
Fig 13a. Basic Gate Charge Waveform
6
Current Regulator
Same Type as D.U.T.
50KΩ
12V
.2µF
.3µF
D.U.T.
-
+VDS
VGS
-3mA
IG
ID
Current Sampling Resistors
Fig 13b. Gate Charge Test Circuit
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