Dec 3, 2007 #1 nishal Advanced Member level 4 Joined May 4, 2007 Messages 108 Helped 10 Reputation 20 Reaction score 5 Trophy points 1,298 Activity points 1,936 transformerless power supply I need a Transformerless Power supply schematic with 40ma - 50ma current output at 5 volts from 240 VAC / 50 Hz. It is to be used in Remote controlled Dimmer. Thanks in advance. Nishal
transformerless power supply I need a Transformerless Power supply schematic with 40ma - 50ma current output at 5 volts from 240 VAC / 50 Hz. It is to be used in Remote controlled Dimmer. Thanks in advance. Nishal
Dec 3, 2007 #2 I IanP Advanced Member level 7 Joined Oct 5, 2004 Messages 7,929 Helped 2,311 Reputation 4,624 Reaction score 531 Trophy points 1,393 Location West Coast Activity points 66,416 240 vac transformerless power supply https://ww1.microchip.com/downloads/en/AppNotes/00954A.pdf To calculate C and R use 240Vac, 50Hz and 50mA .. shouldn't be difficult .. Regards, IanP
240 vac transformerless power supply https://ww1.microchip.com/downloads/en/AppNotes/00954A.pdf To calculate C and R use 240Vac, 50Hz and 50mA .. shouldn't be difficult .. Regards, IanP