Design Trends and Perspectives of Digital Low Dropout Voltage Regulators for Low Voltage Mobile Applications: A Review

LF Lai, H Ramiah, YC Tan, NS Lai, CC Lim… - IEEE …, 2023 - ieeexplore.ieee.org
Low-dropout (LDO) voltage regulator has fascinated industry professionals and academia
for the past few decades, and this trend is expected to continue in the coming years. The …

An output-capacitor-free synthesizable digital LDO using CMP-triggered oscillator and droop detector

J Oh, YH Hwang, JE Park, M Seok… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents a synthesizable digital low-dropout regulator (DLDO) that precludes the
use of an output load capacitor. For efficient regulation, the DLDO consists of fine and …

A 0.5-V fully synthesizable SAR ADC for on-chip distributed waveform monitors

JE Park, YH Hwang, DK Jeong - IEEE Access, 2019 - ieeexplore.ieee.org
This paper presents a fully synthesizable successive-approximation-register (SAR) analog-
to-digital converter (ADC) for on-chip distributed waveform monitoring in a low-power system …

Architectural advancement of digital low-dropout regulators

MA Akram, IC Hwang, S Ha - IEEE access, 2020 - ieeexplore.ieee.org
Digital Low-dropout (DLDO) regulators have been widely utilised for highly-efficient fine-
grained power delivery and management in system-on-chips (SoCs) due to their process …

A fast-transient 500-mA digitally assisted analog LDO with 30-μ V/mA load regulation and 0.0073-ps FoM in 65-nm CMOS

F Chen, Y Lu, PKT Mok - IEEE Journal of Solid-State Circuits, 2020 - ieeexplore.ieee.org
This article proposes a digitally assisted analog low-dropout (DA-ALDO) regulator, a hybrid
solution which realizes tight regulation, wide load current range, area-efficient power …

A residue-current-locked hybrid low-dropout regulator supporting ultralow dropout of sub-50 mV with fast settling time below 10 ns

YH Hwang, J Oh, WS Choi, DK Jeong… - IEEE Journal of Solid …, 2021 - ieeexplore.ieee.org
This article proposes a fully integrated hybrid low-dropout regulator (HLDO) that features an
ultralow dropout and a highly improved transient response. This HLDO incorporates a …

Output-capacitorless tri-loop digital low dropout regulator achieving 99.91% current efficiency and 2.87 fs FOM

MA Akram, KS Kim, S Ha… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article presents an output-capacitorless digital low-dropout regulator (OCL-DLDO) for
fine-grained on-chip power delivery and management in system-on-chip devices. The …

A highly synthesizable 0.5-to-1.0-V digital low-dropout regulator with adaptive clocking and incremental regulation scheme

J Oh, JE Park, DK Jeong - … on Circuits and Systems II: Express …, 2020 - ieeexplore.ieee.org
This brief presents a highly synthesizable digital low-dropout regulator (DLDO) based on
adaptive clocking and an incremental regulation scheme. With these features, the clock …

A Capacitorless External-Clock-Free Fully-Synthesizable Digital LDO with Time-Based Load-State Decision and Asynchronous Recovery

J Oh, Y Song, YH Hwang, JE Park… - … on Power Electronics, 2023 - ieeexplore.ieee.org
This article presents an external-clock-free fully synthesizable digital low-dropout regulator
(DLDO) without an output capacitor. To lower quiescent current in a steady state, time-based …

A Self-Triggered Digitally Assisted Hybrid LDO with 110 ns Settling Time in 65 nm CMOS

Z Jin, G Kim, D Baek - Electronics, 2023 - mdpi.com
This article presents a self-triggered digitally assisted hybrid low-dropout regulator (LDO).
The proposed architecture uses an analog LDO for steady-state operation and a digital LDO …