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1 vote
2 answers
89 views

LM431 shunt regulator

I'm trying to figure out how to set R1 + R2 on the LM431 shunt regulator. I have input V+ that I can't change at 9 V and I want Vout at 5 V. What value of resistors should I use for that? How does the ...
Simplifier's user avatar
2 votes
0 answers
155 views

Shunt regulator for lithium battery protection

I was pestering this community with questions for a while now. The answers I've received were put into the circuit below. I've decided to post it here in case someone else is looking for this kind of ...
Maple's user avatar
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