5

Submit Datasheet Feedback

July 8, 2014

IRF7842PbF

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

Fig 9. Maximum Drain Current Vs.

Case Temperature

Fig 10. Threshold Voltage Vs. Temperature

25

50

75

100

125

150

TJ , Junction Temperature (°C)

0

2

4

6

8

10

12

14

16

18

-75

-50

-25

0

25

50

75

100 125 150

TJ , Temperature ( °C )

0.4

0.8

1.2

1.6

2.0

2.4

ID = 250μA

1E-006

1E-005

0.0001

0.001

0.01

0.1

1

10

100

t1 , Rectangular Pulse Duration (sec)

0.0001

0.001

0.01

0.1

1

10

100

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 Zthja + Tc

Ri (°C/W)

τi (sec)

10.48

0.138167

26.83

1.8582

12.69

44.8

τ

J

τ

J

τ

1

τ

2

τ

3

R

1

R

1

R

2

R

2

R

3

R

3

τ

τ

C

Ci

i

/Ri

Ci=

τi/Ri