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i want to make 50,5mm led tube for ac 230v 50h suppy with scrap plzzzzzzzz..? Answered

hello
i want to make 50,5mm led tube for ac 230v 50h suppy with scrap plzzzzzzzz..?

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user
iceng (author)2013-04-28

You wannnnna to use fifty 5mm blue through hole LEDs in a clear plastic tube and you want to power it with 230 VAC at less then 100 hurts...

3.6*50=180VDC @ 20ma      average Xc=(230-180)/0.02= 2500 ohms

C=1/(2PiFXc)=1(/2*3.14159*50*2500= o.62uF at 400V mylar capacitor.

A


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user
Josehf Murchison (author)2013-04-27

Please clarify your question.

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