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IRF7456 Datasheet, PDF (6/8 Pages) International Rectifier – Power MOSFET(Vdss=20V, Rds(on)max=0.0065ohm, Id=16A)
IRF7456
0.0062
0.0058
VGS = 4.5V
0.012
0.010
0.0054
0.0050
VGS = 10V
0.008
0.006
ID = 16A
0.0046
0
20
40
60
80
100
ID , Drain Current (A)
Fig 12. On-Resistance Vs. Drain Current
Current Regulator
Same Type as D.U.T.
50KΩ
12V
.2µF
.3µF
VGS
3mA
D.U.T.
+
-VDS
VGS
QGS
VG
IG
ID
Current Sampling Resistors
QG
QGD
Charge
Fig 13a&b. Basic Gate Charge Test Circuit
and Waveform
0.004
0
4
8
12
16
VGS, Gate -to -Source Voltage (V)
Fig 13. On-Resistance Vs. Gate Voltage
600
ID
TOP
7.2A
500
10A
BOTTOM 16A
400
300
V (B R )D SS
tp
IAS
VDS
L
RG
20V
tp
D .U .T
IA S
0.01Ω
15V
DRIVE R
+
- VD D
A
200
100
0
25
50
75
100
125
150
Starting TJ , Junction Temperature ( °C)
Fig 14a&b. Unclamped Inductive Test circuit
and Waveforms
6
Fig 14c. Maximum Avalanche Energy
Vs. Drain Current
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