Microelectronics, Volume. 55, Issue 4, 563(2025)

A Low-noise LDO with Base Current Compensation

HUANG Jingwei1,2, LUO Ping1,2, WANG Hao1, XIN Xiangwen1, LI Peng3, and LUO Kai3
Author Affiliations
  • 1State Key Lab. of Elec. Thin Films and Integr. Dev., Univ. of Elec. Sci. and Technol. of China, Chengdu 610054, P. R. China
  • 2Chongqing Institute Microelectronics Industry Technology University of Electronic Science and Technology of China, Chongqing, 400060, P. R. China
  • 3The 24th Research Institute of China Electronics Technology Group Corporation, Chongqing, 400060, P. R. China
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    References(8)

    [1] [1] SHAO L J, XI R J, DING Y, et al. A low noise high PSR LDO based on N-type flipped voltage follower[C]//2022 IEEE International Power Electronics and Application Conference and Exposition. Guangzhou, China. 2022: 280-283.

    [2] [2] MIHHAILOV J, STRIK V, STRIK S, et al. Low noise LDO architecture with consideration for low voltage operation[C]//2014 14th Biennial Baltic Electronic Conference. Tallinn, Estonia. 2014: 41-44.

    [3] [3] MAGOD R, SUDA N, IVANOV V, et al. A low-noise output capacitorless low-dropout regulator with a switched-RC bandgap reference[J]. IEEE Transactions on Power Electronics, 2017, 32(4): 2856-2864.

    [6] [6] OH W, BAKKALOGLU B, WANG C, et al. A CMOS low noise, chopper stabilized low-dropout regulator with current-mode feedback error amplifier[J]. IEEE Transactions on Circuits and Systems I: Regular Papers, 2008, 55(10): 3006-3015.

    [7] [7] CHANG M, LIU L X, MU J C. A low noise LDO with pre-amplified stage and base-current compensation[C]//2018 14th IEEE International Conference on Solid-State and Integrated Circuit Technology. Qingdao, China. 2018: 1-4.

    [8] [8] AL-SHYOUKH M, LEE H, PEREZ R. A transient-enhanced low-quiescent current low-dropout regulator with buffer impedance attenuation[J]. IEEE Journal of Solid-State Circuits, 2007, 42(8): 1732-1742.

    [9] [9] LIU L Y, LIANG C L, GUO Z Q, et al. A cap-less high PSR and low output noise low-dropout regulator for cryogenic applications[C]//2022 IEEE International Conference on Integrated Circuits, Technologies and Applications. Xi'an, China. 2022: 148-149.

    [10] [10] WU S S, GUO Z Q, XUE Z M, et al. A high power supply rejection and low noise low-dropout regulator for voltage controlled oscillator[C]//2021 IEEE International Conference on Integrated Circuits, Technologies and Applications. Zhuhai, China. 2021: 84-85.

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    HUANG Jingwei, LUO Ping, WANG Hao, XIN Xiangwen, LI Peng, LUO Kai. A Low-noise LDO with Base Current Compensation[J]. Microelectronics, 2025, 55(4): 563

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    Paper Information

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    Received: Sep. 21, 2024

    Accepted: Sep. 9, 2025

    Published Online: Sep. 9, 2025

    The Author Email:

    DOI:10.13911/j.cnki.1004-3365.240335

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