In another thread (http://forum.allaboutcircuits.com/showthread.php?t=38515) about PWM dimming of an LED, SgtWookie said in post #9:
Thanks
Could you please elaborate on this statement? I am in the process of designing some camping lights, using PWM to dimm them and as the lights will be battery powered, this statement caught my attention.Using straight PWM would result in power being dissipated in the battery.
Thanks