#electronic #electronics #transformer #transformerless #zenar #zenardiode #LED #12V #anyvolt #3pinplug #2pinplug #isolated #collegeproject #engineering #project

This is a 12V( we can change volatge by changing zenar diode) transformerless power supply. Here we isolated both input line using capacitor so that we can use 2 pin as a input plug. The reversal of plug will not create any issues. This has only very small output current which is less than 100mA.

IR Remote Controlled Extension Box :- [ Ссылка ]
Digital DC Voltmeter And Ammeter:- [ Ссылка ]
12V 2 Color COB LED :- [ Ссылка ]

Components Used

1) 0.47 mfd/400V Polyster Capacitor -2
2) 12V 1W zenar diode - 1
3) 1M Resistor - 1
4) 1N 4007 Diode - 4
5) 2 Pin Plug -1
6) 1000 mfd / 25V Capacitor - 1
7) Wires

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Please watch: "How To Make PWM DC Motor Speed Controller | DIY PWM Motor Speed Controller"
[ Ссылка ]
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