kuku

hi Sourav, Thanks for reply. Actually i think its not taking so much power with calculation its hardly reaching 1W.

Hi BibB, Thank for that. But everything is ok.Then also it fails.

Hi am using one transformerless power supply in which capacitor reractance is used to decrease the mains voltage and zener(10 volt 2 watt) as regualator its about10 volt and load...