How to make a IR proximity detector using Vishay TSOP312

Thread Starter

amruth11

Joined May 24, 2011
49
Hi everyone i would like to make an IR proximity detector which can detect upto 2-3 inches using an Vishay TSOP312 IR reciever. If anyone has ideas or circuits can help me out. Thx for ur help.:D
 

ErnieM

Joined Apr 24, 2011
8,167
Pick another device. That one is a receiver for an active IR source like a TV remote.

You would want an emitter and a detector so your object reflects the emitter back to the detector; when the detector "sees" something you know it is close.
 
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