R RizF1 New Member Sep 6, 2008 #1 Hi, I'm looking for a switched mode LED driver curcuit which could drive 60 white LEDs connected in parellel. LED forward voltage is 3.4 volt and current is 16ma I have a 6 volt battery as power source
Hi, I'm looking for a switched mode LED driver curcuit which could drive 60 white LEDs connected in parellel. LED forward voltage is 3.4 volt and current is 16ma I have a 6 volt battery as power source
blueroomelectronics Well-Known Member Sep 6, 2008 #2 Just add 60, 160ohm resistors, one per LED. Your battery many not last long as your current draw will be almost 1A.
Just add 60, 160ohm resistors, one per LED. Your battery many not last long as your current draw will be almost 1A.
Hero999 Banned Sep 6, 2008 #3 He didn't say what the capacity of the battery is, a 7Ah SLA will last a reasonable length of time.