Quote:
Originally Posted by RuHaSs
While we are on the subject of how harsh this environment is for electronics may I suggest LM2940T-5.0 as a replacement voltage regulator with the proper filtering.
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Yes, the LM2940 has better specification data than 7805.
However, I believe the problem is caused by thermal overload protection.
I think we need some heat sink for the voltage regulator.
Would some tell us how hot the 7805 is?
Yoshi