i want some const-current IC? what are used most frequently?

[Tim Shoppa]

sironline <sironline@sina100.com> wrote in message news:<20040914134956.5428.SIRONLINE@sina100.com>...

i want some const-current IC? what are used most frequently?

LM317, in TO-220, TO-92, or SMT packages.

If you need programmability via something other than an external resistor,
you're gonna have to be more specific.

Tim.