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1. |
A thyristor has a maximum allowable junction temperature of 120°C and the ambient temperature is 40°C. If thermal resistance is 1.6° C/W, the maximum allowable internal power dissipation is |
A. | 20 W |
B. | 50 W |
C. | 92 W |
D. | 128 W |
Answer» C. 92 W | |