It won’t let me edit my first post...
I made an error when posting some specs. Each led is drawing 6ma. NOT 19ma. 8 leds in parallel pull about 46ma, and at 3.3 volts that takes me to 150mw.
That changes the total current draw to between 100-150ma max. This opens up using an op-amp or...
hi all,
I'm looking for a cheap (and by extension simple) circuit.
i have a special pot (Piher's 10mm hex PT-10) that can't be changed. the pots can be physically changed but i have to use this type. the series has a 150mw power rating, with resistances of ...