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Fig.7 Energy per pulse for trapezoidal pulses.

Notes:

1. dI/dt = 50A/

µs.

2. V

600V.

3. V

R

= 1V.

4. R.C. snubber. C = 0.22

µF, R = 4.7Ω.

4. Double side cooled.

Fig.6 Maximum allowable peak on-state current vs pulse width for T

case

= 90˚C.

Notes:

1. dI/dt = 50A/

µs.

2. V

600V.

3. V

R

= 1V.

4. R.C. snubber. C = 0.22

µF, R = 4.7Ω.

5. Double side cooled.