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IRF7457PBF Folha de dados(PDF) 6 Page - International Rectifier

Nome de Peças IRF7457PBF
Descrição Electrónicos  High Frequency DC-DC Isolated Converters with Synchronous Rectification for Telecom and Industrial use
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Fabricante Electrônico  IRF [International Rectifier]
Página de início  http://www.irf.com
Logo IRF - International Rectifier

IRF7457PBF Folha de dados(HTML) 6 Page - International Rectifier

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IRF7457PbF
6
www.irf.com
Fig 14. On-Resistance Vs. Gate Voltage
Fig 12. On-Resistance Vs. Drain Current
Fig 13a&b. Basic Gate Charge Test Circuit
and Waveform
Fig 14a&b. Unclamped Inductive Test circuit
and Waveforms
Fig 14c. Maximum Avalanche Energy
Vs. Drain Current
D.U.T.
VDS
ID
IG
3mA
VGS
.3
µF
50K
Ω
.2
µF
12V
Current Regulator
Same Type as D.U.T.
Current Sampling Resistors
+
-
VGS
QG
QGS
QGD
VG
Charge
tp
V(BR)DSS
IAS
R G
IAS
0.01
Ω
tp
D.U.T
L
VDS
+
- VDD
DRIVER
A
15V
20V
0
20
40
60
80
100
120
ID , Drain Current ( A )
0.000
0.005
0.010
0.015
0.020
0.025
0.030
VGS = 4.5V
VGS = 10V
3.0
3.5
4.0
4.5
5.0
5.5
VGS, Gate -to -Source Voltage (V)
0.006
0.008
0.010
0.012
0.014
0.016
0.018
0.020
ID = 15A
25
50
75
100
125
150
0
100
200
300
400
500
600
700
Starting T , Junction Temperature ( C)
J
°
ID
TOP
BOTTOM
5.4A
9.6A
12A


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