IRF1405Z/S/LPbF

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5

Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case

Fig 9. Maximum Drain Current vs.

CaseTemperature

Fig 10. Normalized On-Resistance

vs. Temperature

25

50

75

100

125

150

175

TC , Case Temperature (°C)

0

25

50

75

100

125

150

Limited By Package

-60 -40 -20 0 20 40 60 80 100 120 140 160 180

TJ , Junction Temperature (°C)

0.5

1.0

1.5

2.0

2.5

ID = 75A

VGS = 10V

1E-006

1E-005

0.0001

0.001

0.01

0.1

1

10

t1 , Rectangular Pulse Duration (sec)

0.001

0.01

0.1

1

0.20

0.10

D = 0.50

0.02

0.01

0.05

SINGLE PULSE

( THERMAL RESPONSE )

Notes:

1. Duty Factor D = t1/t2

2. Peak Tj = P dm x Zthjc + Tc