Apple Interview Question: Design an LED driver using an... | Glassdoor

Interview Question

Hardware Engineer Interview Cupertino, CA

Design an LED driver using an op-amp


Interview Answer

1 Answer


Use an opamp with the input connected to the non-inverting input and as a buffer. ie.unity gain. connect a resitor at the output to limit the current drawn by the LED.

anonymus on Nov 20, 2013

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