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IRFR120ZPBF_15 Datasheet, PDF (5/11 Pages) International Rectifier – Advanced Process Technology
IRFR/U120ZPbF
10
8
6
4
2
0
25
50
75
100 125 150 175
TJ , Junction Temperature (°C)
Fig 9. Maximum Drain Current Vs.
Case Temperature
3.0
ID = 5.2A
VGS = 10V
2.5
2.0
1.5
1.0
0.5
-60 -40 -20 0 20 40 60 80 100 120 140 160 180
TJ , Junction Temperature (°C)
Fig 10. Normalized On-Resistance
Vs. Temperature
10
D = 0.50
1
0.20
0.10
0.05
0.1
0.02
0.01
0.01
1E-006
SINGLE PULSE
( THERMAL RESPONSE )
τJ τJ
τ1 τ1
R1R1
Ci= τi/Ri
Ci i/Ri
R2R2
τ2 τ2
R3R3 Ri (°C/W) τi (sec)
τCτ 0.33747 0.000053
τ3 τ3
1.793 0.000125
2.150 0.000474
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
1E-005
0.0001
0.001
0.01
t1 , Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
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