chopper transistor

chopper transistor

[′chäp·ər tran′zis·tər]
(electronics)
A bipolar or field-effect transistor operated as a repetitive “on/off” switch to produce square-wave modulation of an input signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The disadvantage is the cost of the resistor and braking chopper transistor. Additionally, the resistor must be caged and vented properly to prevent fires.