AUIRF7749L2TR Datasheet, PDF (6/12 Pages) International Rectifier – Advanced Process Technology

1000
100µsec
100
OPERATION IN THIS AREA
LIMITED BY RDS(on)
10
1msec
10msec
1
Tc = 25°C
Tj = 175°C
DC
Single Pulse
0.1
0.1
1
10
VDS, Drain-toSource Voltage (V)
Fig 13. Maximum Safe Operating Area
1
AUIRF7749L2TR
1400
1200
1000
ID
TOP
15A
35A
BOTTOM 120A
800
600
400
200
0
25
50
75
100 125 150 175
Starting TJ, Junction Temperature (°C)
Fig 14. Maximum Avalanche Energy vs. Temperature
D = 0.50
0.1
0.20
0.10
0.05
0.01
0.02
0.01
0.001
0.0001
1E-006
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
1E-005
0.0001
0.001
0.01
0.1
t1 , Rectangular Pulse Duration (sec)
1000
Fig 15. Maximum Effective Transient Thermal Impedance, Junction-to-Case
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming Tj = 150C and
Tstart =25°C (Single Pulse)
100
10
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming  j = 25°C and
Tstart = 150°C. (Single Pulse)
1
1.0E-06
1.0E-05
1.0E-04
1.0E-03
tav (sec)
1.0E-02
Fig 16. Typical Avalanche Current vs. Pulse Width
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1.0E-01
August 10, 2015