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Timeline for Using a LED with an ESP8266 module

Current License: CC BY-SA 4.0

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Apr 11, 2019 at 18:14 comment added D.A.S. The heat buildup is from using too high a battery voltage and VI=Pd dissipation in the FET. Using a 2P instead of 2S string of cells may work better with a 0.1V drop or less by design to operate efficiently. If you used a 2S cell from 5 to 8V then you would need some Buck regulator to regulate more efficiently eg. 1A @ 2.8 to 3.1V range for a good Samsung LED 3W chip but you didn't ask for the ideal solution.or give specs
Apr 11, 2019 at 17:58 comment added B913 Alright thanks! one of the problems I also had was the heat buildup in the mosfet when using my first circuit, will this be lower with this circuit?
Apr 11, 2019 at 3:12 history edited D.A.S. CC BY-SA 4.0
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Apr 11, 2019 at 1:56 history edited D.A.S. CC BY-SA 4.0
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Apr 11, 2019 at 1:50 history answered D.A.S. CC BY-SA 4.0