IRF7450TRPBF Datasheet, PDF (6/8 Pages) International Rectifier – High frequency DC-DC converters

IRF7450PbF
0.18
0.35
0.16
VGS = 10V
0.14
0.30
0.25
0.20
ID = 1.5A
0.15
0.12
0
4
8
12
16
20
24
ID , Drain Current (A)
Fig 12. On-Resistance Vs. Drain Current
Current Regulator
Same Type as D.U.T.
50KΩ
12V
.2µF
.3µF
V_GS
3mA
D.U.T.
+
-V^DS
V_GS
Q_GS
V_G
I_G
I_D
Current Sampling Resistors
Q_G
Q_GD
Charge
Fig 14a&b. Basic Gate Charge Test Circuit
and Waveform
0.10
6
8
10
12
14
16
VGS, Gate -to -Source Voltage (V)
Fig 13. On-Resistance Vs. Gate Voltage
600
ID
TOP
1.1A
500
1.6A
BOTTOM 2.5A
400
300
V(BR)DSS
tp
I AS
VDS
L
RG
20V
tp
D.U.T
I_AS
0.01Ω
15V
DRIVER
+
-
VDD
A
200
100
0
25
50
75
100
125
150
Starting T_J , Junction Temperature ( ^°C)
Fig 15a&b. Unclamped Inductive Test circuit
and Waveforms
6
Fig 15c. Maximum Avalanche Energy
Vs. Drain Current
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