A dual-phase charge pump regulator with nano-ampere switched-capacitor CMOS voltage reference for achieving low output ripples

Yean Kuo Luo, Ke Horng Chen, Wei Chou Hsu

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Abstract

In this paper, a regulated dual phase charge pump with switched-capacitor voltage reference is presented. This charge pump uses a dual phase technique to reduce the output ripple and combines the switch-capacitor CMOS voltage reference to diminish the chip area and quiescent current. This charge pump provides output voltage 5V and maximum load current 5mA with the constant frequency regulation. This design is based on TSMC 0.6μm 5V/12V CMOS technology. The output ripples are reduced from 6.1mV to 3.7mV. Besides, the power consumption is minimized because of the integration of the nanoampere CMOS reference voltage.

Original languageEnglish
Title of host publicationProceedings of the 15th IEEE International Conference on Electronics, Circuits and Systems, ICECS 2008
Pages446-449
Number of pages4
DOIs
Publication statusPublished - 2008 Dec 26
Event15th IEEE International Conference on Electronics, Circuits and Systems, ICECS 2008 - St. Julian's, Malta
Duration: 2008 Aug 312008 Sept 3

Publication series

NameProceedings of the 15th IEEE International Conference on Electronics, Circuits and Systems, ICECS 2008

Other

Other15th IEEE International Conference on Electronics, Circuits and Systems, ICECS 2008
Country/TerritoryMalta
CitySt. Julian's
Period08-08-3108-09-03

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering

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