Article View: sci.electronics.components
Article #163Re: Best way to power array of LEDs?
From: ehsjr
Date: Mon, 04 Nov 2002 22:47
Date: Mon, 04 Nov 2002 22:47
121 lines
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6709 bytes
Winfield Hill wrote: > > I was taught to make efficient designs by insuring every part > has a purpose and carries its own weight. With that in mind, > here's my entry, a slim 32-channel adjustable current source. Where's the remote current sensing/ individual current auto adjusting circuit for each LED? > > 12V etc 4.7k 68 2W GND > x-----/\/\--------x-- E C --/\/\----x > | | B | > | LM385-1.2 B | 3.3k | > +------|>]----- E C --x---/\/\------x > | | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > | / | | > | / B LED | > x--/\/\--/\/\-- E C ----o----|>|----x > > Thanks, > - Win
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