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For an SCR, the gate-cathode characteristic has a slop of 130. The gate power dissipation is 0.5 watts. Find Ig

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For an SCR, the gate-cathode characteristic has a slop of 130. The gate power dissipation is 0.5 watts. Find Ig

(a) 0.62 A

(b) 620 mA

(c) 62 mA

(d) 6.2 mA

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Asked question is from Thyristors-4 in division Power Electronics Devices of Power Electronics

1 Answer

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Right option is (c) 62 mA

To explain I would say: Vg/Ig = 130 .. (given)

Vg.Ig = 0.5 watts .. (given)

use both the given data & find the gate current.

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