Simple 3 Watt and 5 Watt LED Driver Circuit Using IC 338 dvbot December 30, 2015 12 volt battery led driver for 5 watt and 3 watt, car tail light led driver, led driver for vehicle like motorbike and car, led driver using lm338 2 comments The IC LM338 as we probably are aware, is a profoundly adaptable gadget with regards to controlling voltages and current levels. Read More Share This: Facebook Twitter Google+ Stumble Digg