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How to wire LEDs more efficiently?
TR4G-:
Ok, so finally getting around to wiring up my leds.
Here's what I have: 6 LEDs with 20mA and 3.2 Forwared voltage running off of a 3.7v source. I would need 25ohm resistor (closest is 27). this gives a total current of 111.1 mA or .1111A
--> 3.7 - 3.2 volts = .5 volts
-->.5v * .1111A = .05555 volts.
Thus I can run all 6 through a 1/8th (.125) watt resistor and have tons of room to spare!
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