Apple

  www.apple.com
Work in HR? Unlock Free Profile

Apple Hardware Engineer Interview Question

I interviewed in Cupertino, CA and was asked:
"Design an LED driver using an op-amp"
Add Tags [?]
Answer

Part of a Hardware Engineer Interview Review - one of 2,292 Apple Interview Reviews

Answers & Comments

0
of 0
votes
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

To comment on this question, Sign In with Facebook or Sign Up

Tags are like keywords that help categorize interview questions that have something in common.