DianWardiana
Junior Member level 3
Hi,
I've used this step down to charge 12 VDC battery. The input is 15-19 VDC and i set output at 13.8 VDC 0.5 Amp.
My question is why i heard sound like "HMMMMMMM" in inductor of this step down?
I'm forget the specification the battery.
Regards,
Ian
I've used this step down to charge 12 VDC battery. The input is 15-19 VDC and i set output at 13.8 VDC 0.5 Amp.
My question is why i heard sound like "HMMMMMMM" in inductor of this step down?
I'm forget the specification the battery.
Regards,
Ian