Converter In-Rush Thermistors etc, UPDATE -4
UPDATE on 17 Nov, Update 2 on 22 Nov, Update 3 on 16 Jan 14, Update 4 on 19 Oct 14. --------------- In a recent thread there was mention of how you can wreck your gizmo (in my case a converter) ...
Forum Discussion
Salvo wrote:
...It's not the turn-on stress that's killing the thermistor, but the duration of time the thermistor's resistance is still high when the converter is in operation.
...As I've shown, choosing a high resistance part is a bad idea. You want a resistance that protects the diode from excessive surge currents. You don't choose a resistance that's 12 times what you actually need....
Sal
WRONG!!!
Couldn't resist...
:B
