Electronics and Communication Engineering - Power Electronics - Discussion

8. 

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: Option B

Explanation:

.


Priyanka said: (Feb 26, 2016)  
Which formula used in this question?

Ruby said: (Jun 19, 2016)  
What is the formula for this question?

Pratiksha said: (Jul 1, 2016)  
Thermal resistance = difference between 2 temperature \ power.

Umang said: (Feb 23, 2018)  
How? Difference.

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