IRF7335D1

www.irf.com

7

Fig 25. Maximum Drain Current Vs.CaseTemperature

Fig. 28. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient

Fig 27a&b. Basic Gate Charge Test Circuit

and Waveform

D.U.T.

3mA

.3

µF

50K

Ω

.2

µF

12V

Current Regulator

Same Type as D.U.T.

Current Sampling Resistors

+

-

QG

QGS

QGD

VG

Charge

VDS

90%

10%

VGS

Pulse Width ≤ 1 µs

Duty Factor ≤ 0.1 %

D.U.T.

+

DD

Fig 26a. Switching Time Test Circuit

Fig 26b. Switching Time Waveforms

25

50

75

100

125

150

TJ , Junction Temperature (°C)

0

2

4

6

8

10

12

1E-006

1E-005

0.0001

0.001

0.01

0.1

1

10

100

t1 , Rectangular Pulse Duration (sec)

0.01

0.1

1

10

100

0.20

0.10

D = 0.50

0.02

0.01

0.05

SINGLE PULSE

( THERMAL RESPONSE )