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4 of 4

SSM4226M/GM

8/06/2004 Rev.1.02

Fig 7. Gate Charge Characteristics

Fig 8. Typical Capacitance Characteristics

10

100

1000

10000

1

5

9

13

17

21

25

29

f=1.0MHz

Ciss

Coss

Crss

0

4

8

12

16

0

1020304050

0.001

0.01

0.1

1

0.0001

0.001

0.01

0.1

1

10

100

1000

t , Pulse Width (s)

Duty factor = t/T

Rthja = 135℃

℃

℃

℃/W

t

T

0.02

0.01

0.05

0.1

0.2

Duty factor=0.5

Single Pulse

0.01

0.1

1

10

100

0.1

1

10

100

Single Pulse

1s

1ms

10ms

100ms

DC

100us

Fig 9. Maximum Safe Operating Area

Fig 10. Effective Transient Thermal Impedance

10%

90%

Q

4.5V

Charge

Fig 11. Switching Time Waveform

Fig 12. Gate Charge Waveform