cybertalk1
New Member
hello all i have a problem how do i find the hfe (min) of a transistor
my led is total 24 each has a resister 10 ohm 1/4watt
480ma total current
mps2222 is the transistor type but i can't calculat RL of my leds array
please help
my led is total 24 each has a resister 10 ohm 1/4watt
480ma total current
mps2222 is the transistor type but i can't calculat RL of my leds array
please help