It's amazing how mass production can bring down prices. When this style of light first appeared it was quite an expensive effect.
I would guess that the chip is a special purpose one for products like this, with the simple shunt regulator and six high current open collector/drain outputs.
Dave Frederick AKA @amorphuc
2024-12-31 00:57:26 +0000 UTCDave Frederick AKA @amorphuc
2024-12-31 00:57:14 +0000 UTCKevin Horne
2024-12-30 07:31:16 +0000 UTC