constant-current source

constant-current source

[¦kän·stənt ′kər·ənt ‚sȯrs]
(electronics)
A circuit which produces a specified current, independent of the load resistance or applied voltage.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Each AMOLED pixel typically requires a control circuit with two transistors: one to turn the OLED on and off, and the other acting as a constant-current source to control the brightness.
Figure 2 shows the resistance standard and the thermistor probes connected in series with the constant-current source.
A constant-current source supplies a 10 [micro]A current to all of the channels of the junction box in series.
He has been working as a microwave design engineer for over 10 years and holds a patent on the use of a GaAs FET constant-current source for biasing RF GaAs FETS.

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