Microelectronics, Volume. 52, Issue 6, 974(2022)

Design of a Fast Transient Response LDO for High Frequency Switching Chips

MAO Shuai1, ZHANG Jie1, MING Xin1,2, and ZHANG Bo1
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(9)

    [1] [1] RINCON-MORA G A, ALLEN P E. A low-voltage, low quiescent current, low drop-out regulator [J]. IEEE J Sol Sta Circ, 1998, 33(1): 36-44.

    [2] [2] EUL H. ICs for mobile multimedia communications [C]// IEEE Int Sol Sta Circ Conf - Dig and Technical Pap. 2006: 21-39.

    [3] [3] TANG N, TANG Y, ZHOU Z, et al. Analog-assisted digital capacitorless low-dropout regulator supporting wide load range [J]. IEEE Trans Indus Elec, 2019, 66(3): 1799-1808.

    [4] [4] CHEN K H. Design of low dropout (LDO) regulators, in power management techniques for integrated circuit design [M]. Singapore: John Wiley & Sons Singapore Pte. Ltd., 2016: 28-121.

    [5] [5] CHEN W, HUANG T, CHIU C, et al. 94% power-recycle and near-zero driving-dead-zone N-type low-dropout regulator with 20 mV undershoot at short-period load transient of flash memory in smart phone [C]// IEEE Int Sol St Circ Conf. 2018: 436-438.

    [6] [6] MING X, KUANG J, LIANG H, et al. A fast-transient low-dropout regulator with current-efficient super transconductance cell and dynamic reference control [J]. IEEE Trans Circ Syst I: Regu Pap, 2021, 68(6): 2354-2367.

    [7] [7] CAO H, YANG X, LI W, et al. An impedance adapting compensation scheme for high current NMOS LDO design [J]. IEEE Trans Circ Syst II: Expr Brie, 2021, 68(7): 2287-2291.

    [8] [8] LI K, YANG C, GUO T, et al. A multi-loop slew-rate-enhanced NMOS LDO handling 1-A-load- current step with fast transient for 5G applications [J]. IEEE J Sol Sta Circ, 2020, 55(11): 3076-3086.

    [9] [9] MAITY A, PATRA A. A hybrid-mode operational transconductance amplifier for an adaptively biased low dropout regulator [J]. IEEE Trans Power Elec, 2017, 32 (2): 1245-1254.

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    MAO Shuai, ZHANG Jie, MING Xin, ZHANG Bo. Design of a Fast Transient Response LDO for High Frequency Switching Chips[J]. Microelectronics, 2022, 52(6): 974

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    Paper Information

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    Received: Nov. 24, 2021

    Accepted: --

    Published Online: Mar. 11, 2023

    The Author Email:

    DOI:10.13911/j.cnki.1004-3365.210457

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