IMPROVEMENTS TO OPAMP POWER-SUPPLY CURRENT SENSING TECHNIQUE

Authors
LIDGEY FJ SU WJ
Citation
Fj. Lidgey et Wj. Su, IMPROVEMENTS TO OPAMP POWER-SUPPLY CURRENT SENSING TECHNIQUE, Electronics Letters, 30(19), 1994, pp. 1567-1568
Citations number
3
Categorie Soggetti
Engineering, Eletrical & Electronic
Journal title
Electronics Letters → ACNP
ISSN journal
00135194
Volume
30
Issue
19
Year of publication
1994
Pages
1567 - 1568
Database
ISI
SICI code
0013-5194(1994)30:19<1567:ITOPCS>2.0.ZU;2-V
Abstract
A new opamp power-supply current sensing technique is proposed by appl ying a bootstrap technique to conventional opamps. The main error curr ents in the circuits have been reduced to very small values, and both voltage and current transfer accuracies, have been substantially impro ved.