Bias current generation circuit

• Main Authors: Kuo, Chun-I, Min, Shawn, Ho, Chun-Ta
• Format: Patent
• Language: English
• Published: 27.09.2022
• Subjects: CONTROLLING; PHYSICS; REGULATING; SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES

The present invention discloses a bias current generation circuit. An operation amplifier compares an input voltage having a zero-temperature coefficient and a feedback voltage to generate a driving voltage. An output transistor generates a bias current according to the driving voltage. A variable r...