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A single-inductor dual-output switching converter with average current mode control

Xu Weiwei, Zhu Xiaoting, Hong Zhiliang, Killat D
2009 Journal of Semiconductors  
An integrated single-inductor dual-output (SIDO) switching DC-DC converter is presented. The outputs are specified with 1.2 V / 400 mA and 1.8 V / 200 mA.  ...  An average current control mode is introduced with lossless, continuous current detection. The converter has been fabricated in a 0.25 µm 2P4M CMOS process.  ...  [4] adopts digital control for a separate regulation of common-mode and differential-mode output voltages. The cross regulation problem is partially compensated by sophisticated control schemes.  ... 
doi:10.1088/1674-4926/30/9/095012 fatcat:7vjhft2utbhshe4ccn2yokeksy

Special Issue on Nonlinear Dynamics in Power Electronics-Enabled Energy Systems

Xinbo Ruan, Chi K. Tse
2020 IEEE Journal of Emerging and Selected Topics in Power Electronics  
In the third paper, "Deadbeat control for single-inductor multiple-output DC-DC converter with effectively reduced cross regulation," by X.  ...  ., a deadbeat-based control approach for a single-inductor multiple-output (SIMO) dc-dc converter is proposed to solve the cross-regulation problem by regulating different output voltages independently  ... 
doi:10.1109/jestpe.2020.3028885 fatcat:m4jnwqwyazhrzorbxy3qm5b4ky

A PWM/PFM Dual-Mode DC-DC Buck Converter with Load-Dependent Efficiency-Controllable Scheme for Multi-Purpose IoT Applications

Myeong Woo Kim, Jae Joon Kim
2021 Energies  
This paper presents a dual-mode DC-DC buck converter including a load-dependent, efficiency-controllable scheme to support multi-purpose IoT applications.  ...  A proposed dual-mode buck converter prototype is fabricated in a 180 nm CMOS process, achieving its measured maximum efficiency of 95.7% and power density of 0.83 W/mm2.  ...  Figure 13 . 13 Measured regulation characteristics of proposed buck converter: (a) output line regulation and (b) output load regulation.  ... 
doi:10.3390/en14040960 fatcat:mv4yqne2njfphiei6ndwdmzfwe

Reversible DC-to-DC converter for a dual voltage automotive system using zero voltage switching technique

Petre Scortaru, Dan V. Nicolae, Mihai Cernat, Zoltan Puklus
2008 2008 11th International Conference on Optimization of Electrical and Electronic Equipment  
A novel hysteretic controller for a bi-directional dc-dc converter with ZVS and interleaving for dual voltage systems in automobiles is presented.  ...  Automatic changes in operation between buck and boost modes are accomplished without transient currents. Converter simulations are carried out using Matlab/Simulink platform.  ...  Since the control of input and output voltages does not require fast response time, the voltage regulator is implemented in a 8-bit micro-controller.  ... 
doi:10.1109/optim.2008.4602417 fatcat:egzsonzb6fgqvkhjjtlh2kokbq

An Integrated Single-Stage Converter Fed Sensor-Less Motor Drive

2019 International journal of recent technology and engineering  
Fast voltage regulation, zero current switching at turn-on and enhanced power factor for a broad range of speeds are the advantages of this converter configuration.  ...  This paper details an Integrated Single-stage converter fed sensor-less BLDC motor drive. The drive speed is regulated by altering the DC voltage of the inverter that drives the motor.  ...  Compared to multi-stage drives, an Integrated Buck-boost Buck converter is a single-stage converter employing a single switch, which offers advantages like reduced switching losses, improved dynamic performance  ... 
doi:10.35940/10.39540/ijrte.a1185.078219 fatcat:af63wkqlobexzkkrf4ci7pblca

Minimum deviation digital controller IC for single and two phase dc-dc switch-mode power supplies

Aleksandar Radic, Zdravko Lukic, Aleksandar Prodic, Robert de Nie
2010 2010 Twenty-Fifth Annual IEEE Applied Power Electronics Conference and Exposition (APEC)  
A dual-phase buck converter controlled by the combined "large-small" signal digital controller.  ...  The IC occupying only 0.26 mm 2 silicon area is implemented in a CMOS 0.18µm process and its minimum deviation response is verified with a single and dual-phase 12 V-to-1.8 V, 500 kHz 60/120 W buck converter  ...  In the following section, the operation of the IC with a single-phase buck converter is explained and then extended to a dual-phase case.  ... 
doi:10.1109/apec.2010.5433704 fatcat:5bhw3naxbfa4bg5o2bd2ciwdnq

Multi Loop Controllers for Single Inductor Multiple Output Dc-Dc Buck Converters: A Comparative Study

S. Augusti Lindiya, S. Palani, K. Vijayarekha
2017 International Journal of Control and Automation  
The paper compares various control algorithms used as a multi loop control structure with a view to enhance the load and line regulatory characteristics for a Single Inductor Multiple Output (SIMO) dc-dc  ...  The theory allows the advantages of reduction in cost and size due to the presence of single inductor associated with the systems but experiences a disadvantage in terms of cross regulation between the  ...  would like to thank the authorities of Kings College of Engineering, Punalkulam, Tamil Nadu, India for permitting to use the Data translation ® data acquisition module DT9834 procured under Modernization and  ... 
doi:10.14257/ijca.2017.10.8.08 fatcat:fsr2ats7bvfsnnhv6v4432ctmu

A Single Phase Voltage Regulator Module (VRM) With Stepping Inductance for Fast Transient Response

Dylan Dah-Chuan Lu, Joe C. P. Liu, Franki N. K. Poon, Bryan Man Hay Pong
2007 IEEE transactions on power electronics  
It is a low cost method applicable to converters with an output inductor.  ...  Fig. 2(b) shows a realization of the control circuit. The SR buck pulsewidth modulation (PWM) controller can be any typical dual output PWM controller such as a Sync-Rect buck converter.  ... 
doi:10.1109/tpel.2006.889909 fatcat:m7ilbyg4vfhebmf6lc2tdxjmnu

A 200-mA, 93% peak power efficiency, single-inductor, dual-output DC–DC buck converter

Edoardo Bonizzoni, Fausto Borghetti, Piero Malcovati, Franco Maloberti
2009 Analog Integrated Circuits and Signal Processing  
A single-inductor dual-output (SIDO) DC-DC buck converter is presented.  ...  The circuit uses only one (external) inductor to provide two independent output voltages ranging from 1.2 V to the power supply (2.6-5 V) with a maximum total output current of 200 mA.  ...  In this paper, a single inductor dual output (SIDO) DC-DC buck converter is presented.  ... 
doi:10.1007/s10470-009-9330-x fatcat:cjtdzulycjh3nibiory4gnpo5m

Single-Inductor Multi-Output (SIMO) DC-DC Converters With High Light-Load Efficiency and Minimized Cross-Regulation for Portable Devices

Ming-Hsin Huang, Ke-Horng Chen
2009 IEEE Journal of Solid-State Circuits  
A load-dependant peak-current control single-inductor multiple-output (SIMO) DC-DC converter with hysteresis mode is proposed. It includes multiple buck and boost output voltages.  ...  Index Terms-Cross-regulation, single-inductor multi-output (SIMO) DC-DC converter, SoC system. he was a project manager with ACARD, Ltd., where he worked on the designs of the power management IC.  ...  Fig. 2 shows the topology of a conventional single inductor dual output (SIDO) DCDC converter with buck and boost output voltages [2] and [12] .  ... 
doi:10.1109/jssc.2009.2014726 fatcat:jucwkbhgm5aodovmkp7cpn2o7i

Sub-1 V Input Single-Inductor Dual-Output (SIDO) DC–DC Converter With Adaptive Load-Tracking Control (ALTC) for Single-Cell-Powered Systems

Ming-Hsin Huang, Yu-Nong Tsai, Ke-Horng Chen
2010 IEEE transactions on power electronics  
Index Terms-Adaptive load-tracking control (ALTC) technique, dc-dc converter, single-inductor dual-output (SIDO) selfbias current source (SBCS) circuit, single-cell-powered systems, sub-1 V input.  ...  of 92% with a good cross regulation smaller than 10 mV.  ...  Having reduced cross regulation ensures a minimized crosstalk effect between these output terminals through the use of a single inductor.  ... 
doi:10.1109/tpel.2010.2042073 fatcat:tqpmq3grxvazrfmwyta5npd7py

A Cross Regulation Analysis for Single-Inductor Dual-Output CCM Buck Converters

Yao Wang, Jianping Xu, Guohua Zhou
2016 Journal of Power Electronics (JPE)  
This paper investigates the cross regulation in single-inductor dual-output (SIDO) Buck converters with continuous conduction mode (CCM) operation.  ...  Cross regulation is a key technical issue of single-inductor multiple-output (SIMO) DC-DC converters.  ...  A single-inductor multiple-output (SIMO) DC-DC converter with only one inductor is a good candidate for providing multiple outputs.  ... 
doi:10.6113/jpe.2016.16.5.1802 fatcat:wlkg73lc3belpoy5e6mceyd5iy

High-efficiency multiple-output DC-DC conversion for low-voltage systems

A.P. Dancy, R. Amirtharajah, A.P. Chandrakasan
2000 IEEE Transactions on Very Large Scale Integration (vlsi) Systems  
This versatile power converter controller provides dual outputs at a fixed switching frequency and can regulate either output voltage or target system delay (using an external -filter).  ...  In the voltage regulation mode, the output voltage is monitored with an analog-digital (A/D) converter, and the feedback compensation network is implemented digitally.  ...  TABLE II OUTPUT II EFFICIENCY USING A LOW-COST INDUCTOR WITH A SERIES RESISTANCE OF 9.5 AND A LOW-LOSS INDUCTOR AT HIGH-OUTPUT POWER LEVELS TABLE III POWER III DISSIPATION FOR 1024 AND 256 LEVELS OF  ... 
doi:10.1109/92.845892 fatcat:izlp2563avesbhjig2nzfrs66e

Scalability of Quasi-Hysteretic FSM-Based Digitally Controlled Single-Inductor Dual-String Buck LED Driver to Multiple Strings

Albert T. L. Lee, Johnny K. O. Sin, Philip C. H. Chan
2014 IEEE transactions on power electronics  
This paper proposes a quasi-hysteretic finite-state-10 machine-based digitally controlled single-inductor dual-output 11 buck switching LED driver operating in discontinuous conduction 12 mode (DCM) and  ...  There has been growing interest in single-inductor 5 multiple-output (SIMO) dc-dc converters due to its reduced cost 6 and smaller form factor in comparison with using multiple single-7 output converters  ...  Leung and H. S.-H. Chung, "Dynamic hysteresis band control 790 of the buck converter with fast transient response," IEEE Trans. Circuits 791 Syst. II, Exp.  ... 
doi:10.1109/tpel.2013.2253804 fatcat:yjju6jfd45bttjeku6zman4lm4

A 0.6 V Input CCM/DCM Operating Digital Buck Converter in 40 nm CMOS

Xin Zhang, Po-Hung Chen, Yasuyuki Okuma, Koichi Ishida, Yoshikatsu Ryu, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
2014 IEEE Journal of Solid-State Circuits  
A dual-mode-body-biased (DMBB) zero-crossing detector with both forward body bias mode and zero body bias mode is designed to enable DCM operation with both low supply voltage and normal supply voltage  ...  This paper presents a 0.6 V input, 0.3-0.55 V output buck converter in 40 nm CMOS, for low-voltage low-power wireless sensor network systems.  ...  The controller consists of only digital standard cells and a proposed dual-mode-bodybiased (DMBB) zero-crossing detector.  ... 
doi:10.1109/jssc.2014.2339325 fatcat:gxobrfmxrzhlxotvwgat3ps4la
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