Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 1 (Q.No. 48)
48.
The power dissipation in a transistor is the product of
emitter current and emitter to base voltage
emitter current and collector to emitter voltage
collector current and collector to emitter voltage
none of the above
Answer: Option
Explanation:

Maximum power dissipation occurs at collector junction.

Discussion:
2 comments Page 1 of 1.

Keerthi said:   6 years ago
Can anyone explain the answer?

Tarif Hazari said:   2 weeks ago
P = Vce * Ic.

The primary power dissipation occurs between the collector and emitter terminals.
The power contributed by the base-emitter circuit (P = Vbe * Ie) is generally negligible compared to the collector-emitter power, though it can be included for precise calculations.

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