Thyristor-Diode Modules

Fig. 1 Surge overload current

I

Fig. 2a Maximum forward current

at case temperature

Fig. 5 Three phase rectifier bridge: Power dissipation versus direct output current

and ambient temperature

0.1

1

10

mA

V

3

4

2

1

5 6

Fig. 3 Power dissipation versus on-state current and ambient temperature

(per thyristor or diode)

Fig. 4 Gate trigger characteristics

10

100

1000

1

10

100

1000

mA

s

Limit

typ.

Fig. 6 Gate trigger delay time

3 x STD/SDT49

STD49GKXX

P3

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