Timeline for 5v led string going brown!
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 13, 2015 at 9:35 | comment | added | pjc50 | The browning and failure of the LEDs is definitely due to over-voltage. Have you measured the voltage at the point of connection to the strip, rather than at the PSU? | |
| Oct 13, 2015 at 9:25 | answer | added | Spehro 'speff' Pefhany | timeline score: 2 | |
| Oct 13, 2015 at 7:04 | comment | added | crasic | 4 meters of 18awg stranded wire is maybe .25 ohms. If you are pulling the max expected 3A then the extra series impedance is dropping almost 1v. Fat wire is a must if you are feeding an entire string from a few meters away. You are likely over driving the leds at lower voltage and this is responsible for the damage to LEDS and casing as well as the inconsistent lighting | |
| Oct 13, 2015 at 5:19 | history | asked | Oliver Kellow | CC BY-SA 3.0 |