IRFHE4250DTRPBF Ver la hoja de datos (PDF) - International Rectifier
Número de pieza
componentes Descripción
Fabricante
IRFHE4250DTRPBF Datasheet PDF : 12 Pages
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IRFHE4250DPbF
10
D = 0.50
1
0.20
0.10
0.05
0.1
0.02
0.01
0.01
SINGLE PULSE
( THERMAL RESPONSE )
0.001
1E-006
1E-005
0.0001
0.001
0.01
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
0.1
1
10
t1 , Rectangular Pulse Duration (sec)
Fig 25. Maximum Effective Transient Thermal Impedance, Junction-to-Case (Q1)
10
1
D = 0.50
0.20
0.1
0.10
0.05
0.02
0.01
0.01
0.001
0.0001
1E-007
SINGLE PULSE
( THERMAL RESPONSE )
1E-006
1E-005
0.0001
0.001
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
0.01
0.1
1
t1 , Rectangular Pulse Duration (sec)
Fig 26. Maximum Effective Transient Thermal Impedance, Junction-to-Case (Q2)
1000
Allowed avalanche Current vs avalanche
100
pulsewidth, tav, assuming Tj = 125°C and
Tstart =25°C (Single Pulse)
10
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming j = 25°C and
1
Tstart = 125°C.
0.1
1.0E-06
1.0E-05
1.0E-04
1.0E-03
tav (sec)
1.0E-02
Fig 27. Single Avalanche Event: Pulse Current vs. Pulse Width (Q1)
8 www.irf.com © 2013 International Rectifier
1.0E-01
September 26, 2013
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