1944

Driver Electronic – PCB Drivers

22-08-2003

© by SEMIKRON

current sharing without any external auxiliary element.

After all some care must be considered to reach an

optimized circuit and to obtain the total performance of

the IGBT (Fig. 9). The IGBTs must have independent

used.

mounted on an additional circuit board near the paralleled

changed to zero ohms.

compensate the wiring resistance in the auxiliary emitters

what could make the emitter voltage against ground

unbalanced.

The Mechanical assembly of the power circuit must be

symmetrical and low inductive.

The maximum recommended gate charge is 9,6

µC.

See als Fig.14.

Fig. 9 Preferred circuit for paralleled IGBT’s

Fig. 10 Input and output voltage propagation time

Fig. 12 Short-circuit and ERROR propagation time

worst-case (Vin with SC already present)