These Low Dropout voltage regulators have extremely low quiescent current of 2.0 uA and are intended for use with battery operated devices such as smoke alarms where battery life is paramount. They have extremely tight tolerance output of +/- 0.5% and only require a 1 uF capacitor to achieve .2% regulation.
The parts for sale are NEW from excess manufacturing inventory. They are currently on a cut reel and I will cut whatever quantity you purchase as a single piece. There will be no leader or trailer on the cut tape.