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String LED

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What is the IC used?

I mean the programmable IC

 

And how the cap and the diode smooths the AC voltage. Both the Capacitors and ressitor ar on the different path. I have back traced it.

 

And where to get the IC i am unable t find it

 

Please help

 

I attach herewith the backtraced circuit an dthe backlide of a PCB(flipped horizontal and the top side

[[wysiwyg_imageupload:11131:]][[wysiwyg_imageupload:11132:]][[wysiwyg_imageupload:11133:]]

where i get this module alone?

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