Search found 2 matches

by PSteward
Fri Apr 17, 2020 12:42 pm
Forum: Community
Topic: Constant current IR LED circuit
Replies: 26
Views: 76758

Re: Constant current IR LED circuit

Wow! Huge difference, works like a charm. Swapped in a TSAL 6400 and it works without pointing as well!
Now I just gotta figure out which of my un-organized emitters are what.....

Thanks!

--Phil
by PSteward
Thu Apr 16, 2020 10:45 pm
Forum: Community
Topic: Constant current IR LED circuit
Replies: 26
Views: 76758

Re: Constant current IR LED circuit

Hello! Sorry to hijack, I tried building the left circuit: https://www.analysir.com/blog/wp-content/uploads/2013/11/IR-LEd-Constant-current-circuit_sch.png It does work for the my AC unit but the range is extremely limited versus my 2-AAA battery powered single IR remote (R51M/BGCE). I've tried with...