avalanche photodiode
(redirected from Avalanche photo-diode)avalanche photodiode
[′av·ə‚lanch ‚fōd·ō′dī‚ōd] (electronics)
A photodiode operated in the avalanche breakdown region to achieve internal photocurrent multiplication, thereby providing rapid light-controlled switching operation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.