A Design of Ramp Generator With Ramp trimming Control Bits in DC DC Buck Converter for IoT Applications

Qurat Ul Ain, Danial Khan, Muhammad Basim, Syed Adil Ali Shah, Kang Yoon Lee

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

2 Scopus citations

Abstract

This work proposes a ramp generator with ramp trimming control bits for a quick response of PWM DC-DC buck converter for IoT applications. Due to the addition of ramp trimming control bits, the ramp frequency of 2 MHz has been achieved. The frequency range is from 1.41 MHz to 3.998 MHz for the control bits from to . A 2 MHz frequency has been achieved for the control bit . The output voltage of 1.2V has been achieved with an input voltage of 1.8 V. The load current supplied is between 0-200 mA. The proposed DC-DC buck converter is designed in a 180 nm CMOS process with an active area of 200 μm X 170 μm.
Original languageEnglish (US)
Title of host publication2022 International Conference on Electronics, Information, and Communication, ICEIC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Print)9781665409346
DOIs
StatePublished - Jan 1 2022
Externally publishedYes

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