IRF2903ZS IRF [International Rectifier], IRF2903ZS Datasheet - Page 5

• Manufacturer Part Number: IRF2903ZS
• Description: HEXFET Power MOSFET
• Manufacturer: IRF [International Rectifier]

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0.001
300
250
200
150
100
0.01
50
0.1
0
Fig 9. Maximum Drain Current Vs.
1
1E-006
25
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
D = 0.50
50
Case Temperature
0.20
0.10
0.02
0.05
0.01
SINGLE PULSE
( THERMAL RESPONSE )
T C , Case Temperature (°C)
75
LIMITED BY PACKAGE
1E-005
100
125
150
t 1 , Rectangular Pulse Duration (sec)
0.0001
175
τ
J
τ
J
τ
1
2.0
1.5
1.0
0.5
Ci= τi/Ri
τ
1
Ci τi/Ri
Fig 10. Normalized On-Resistance
-60 -40 -20 0
R
0.001
I D = 75A
V GS = 10V
1
R
1
τ
2
τ
R
T J , Junction Temperature (°C)
2
2
Vs. Temperature
R
2
20 40 60 80 100 120 140 160 180
R
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
τ
3
3
R
τ
3
3
τ
C
τ
Ri (°C/W)
0.01
0.08133 0.000044
0.2408 0.000971
0.18658 0.008723
τi (sec)
5
0.1