Transformerless Energy Saving LED Lamp 220V White LEDs
19 pieces of white LEDs lamp (220v 1w) LEDs used directly without transformer 220nF 220v mains AC voltage of 400 volts (non-polar) and 4.7mf resistor capacitor 100uF 63 volt capacitor with the overthrown 1n4007 diodes are operated with the... Electronics Projects, Transformerless Energy Saving LED Lamp 220V White LEDs "led projects, power electronic projects, simple circuit projects, " Date 2014/06/22
19 pieces of white LEDs lamp (220v 1w) LEDs used directly without transformer 220nF 220v mains AC voltage of 400 volts (non-polar) and 4.7mf resistor capacitor 100uF 63 volt capacitor with the overthrown 1n4007 diodes are operated with the filtered and rectified by
Transformerless 220V LED Lamp Schematic
CAUTION 220v LED lighting has been working with high voltage circuit capacitor connection Observe caution + – If you connect the high voltage polarity may be large explosions before running the insured Power Line circuit, protective goggles
1W 220V Led Lamp Long Life
source 51dz.com
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