IRFR430A Datasheet, PDF (6/10 Pages) International Rectifier – SMPS MOSFET

IRFR430A/IRFU430A
15V
VDS
L
D R IV E R
RG
20V
tp
D .U .T
I_{A S}
0 .0 1Ω
+
- ^VD D
A
Fig 12a. Unclamped Inductive Test Circuit
V _{(B R)DSS}
tp
I_AS
Fig 12b. Unclamped Inductive Waveforms
Q_G
10 V
Q_GS
Q_GD
V_G
Charge
Fig 13a. Basic Gate Charge Waveform
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 13b. Gate Charge Test Circuit
6
250
 ^TOP
ID
2.2A
3.2A
200
BOTTOM
5.0A
150
100
50
0
25
50
75
100
125
150
Starting Tj, Junction Temperature
( ^°C)
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
5.0
4.5
4.0
ID = 250µA
3.5
3.0
2.5
-75 -50 -25 0 25 50 75 100 125 150
TJ , Temperature ( °C )
Fig 14. Threshold Voltage Vs. Temperature
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