A transient-enhanced low dropout regulator with rail to rail dynamic impedance attenuation buffer suitable for commercial design

• Main Authors: Li Kan, Zheng, Yuanjin, Siek, Liter
• Other Authors: School of Electrical and Electronic Engineering
• Format: Article
• Language: English
• Published: 2021
• Subjects: Engineering::Electrical and electronic engineering; Linear Regulator; High Output Swing Buffer; Power FET; Loop Stability; Offset Trim
• Online Access: https://hdl.handle.net/10356/152320
• Institution: Nanyang Technological University

A low-dropout regulator (LDO) for portable application with a high output swing and dynamic biased impedance-attenuation buffer is presented in this paper. The proposed buffer pushes the dominated pole introduced by the LDO's power FET to higher frequency without consuming large quiescent curre...