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Simple LED Bulb Circuit
Driver led circuit smps watt 1w 12w 10w circuits simple isolated watts non homemade diagram leds 220v ac high main Simple led bulb circuit Circuit circuits serial leds electronic transformerless
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Patent us7489086 .
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Patent US7489086 - AC light emitting diode and AC LED drive methods and
Simple LED Bulb Circuit
1w, 4w, 6w, 10w, 12w LED Driver Circuit SMPS