A Novel Gate Boosting Circuit or 2-Phase High Voltage CMOS Charge Pump

Oi-Ying Wong*, Wing-Shan Tam, Chi-Wah Kok, Hei Wong

*Corresponding author for this work

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

A novel gate boosting circuit is proposed for general switched-capacitor charge pump. The proposed circuit only requires two small transistors to generate the necessary driving signal from a clock signal that swings between 0V to V-DD for closing and opening the charge transfer switches in the charge pump. As a result, the proposed gate boosting circuit reduces the design complexity and silicon area. Moreover, the regular structure eases the layout and increases the reliability of the implemented charge pump. A 3x Makowski charge pump implemented by the proposed gate boosting element is simulated. An output voltage closed to the ideal one shows that the proposed gate boosting circuit is suitable to be used in designing high efficiency charge pumps.

Original languageEnglish
Title of host publication2009 IEEE INTERNATIONAL CONFERENCE OF ELECTRON DEVICES AND SOLID-STATE CIRCUITS (EDSSC 2009)
PublisherIEEE
Pages250-+
ISBN (Print)978-1-4244-4297-3
Publication statusPublished - 2009
EventIEEE International Conference of Electron Devices and Solid-State Circuits - Xian
Duration: 25 Dec 200927 Dec 2009

Conference

ConferenceIEEE International Conference of Electron Devices and Solid-State Circuits
CityXian
Period25/12/0927/12/09

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