MS51C61 holiday lights ASIC circuit

  
220V AC by VD1-VD4 bridge rectifier, all the way to supply four lights HI ~ H4 electricity, another pass down Rl pressure limiting, VD5 voltage supply
MS51C61 holiday lights ASIC circuit - schematic

manifold A filter CI with electricity. SB for the manual key switch, each press can be changed becomes a circular lights flashing mode.




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