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IRGBC40K-S

Short Circuit Rated UltraFast Fast IGBT

International Rectifier 

IRGBC40K-S

L

D .U.T.

50V

VC*

0 - 480V

RL =

480V

4 X IC@25°C

1000V

480µF

960V

Q

R

* Driver same type as D.U.T.; Vc = 80% of Vce(max)

* Note: Due to the 50V power supply, pulse width and inductor

will increase to obtain rated Id.

Fig. 13a - Clamped Inductive

Load Test Circuit

Fig. 13b - Pulsed Collector

Current Test Circuit

IC

L

Driver*

VC

D.U .T.

Fig. 14a - Switching

Loss Test Circuit

50V

1000V

Q

R

* Driver same type

as D.U.T., VC =

S

480V

Q

R

S

VC

90%

10%

90%

td(off)

IC 5%10%

t d(on)

tr

tf

Eon

Eoff

Ets = (Eon +Eoff )

Fig. 14b - Switching Loss

Waveforms

t=5µs

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