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The current that is required for a LED for an appropriate glow is

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+1 vote
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in Microprocessor by (39.4k points)
The current that is required for a LED for an appropriate glow is

(a) 6-8 mA

(b) 4-6 mA

(c) 8-10 mA

(d) 10-12 mA

This question was addressed to me during an interview.

My query is from Interfacing With 8051 Ports -2 topic in division Microcontroller 8051 of Microprocessor

1 Answer

0 votes
by (49.2k points)
The correct answer is (c) 8-10 mA

Explanation: For appropriate glow, a LED typically requires 8-10 mA with around 1.6 Volts.

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