Title :
Compensation in variable ratio current mirrors
Author :
Langlois, Peter J.
Author_Institution :
King´´s Coll., London, UK
fDate :
10/1/1997 12:00:00 AM
Abstract :
The accurate control of the current ratio of a variable ratio bipolar current mirror is affected by the finite transistor current gain. Compensation for errors due to low current gain and mismatching of emitter efficiencies can be introduced to cancel these errors
Keywords :
bipolar analogue integrated circuits; compensation; differential amplifiers; bipolar current mirror; emitter efficiency mismatch; finite transistor current gain; variable ratio current mirrors; Bipolar integrated circuits; Circuit simulation; Differential equations; Electric variables control; Force control; MOSFETs; Mirrors; Monitoring; Tail; Voltage control;
Journal_Title :
Solid-State Circuits, IEEE Journal of
