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Quasi-digital low-dropout voltage regulators uses controlled pass transistors
dc.contributor.author | Saberkari, Alireza |
dc.contributor.author | Martínez García, Herminio |
dc.contributor.author | Alarcón Cot, Eduardo José |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament d'Enginyeria Electrònica |
dc.date.accessioned | 2017-02-21T16:11:48Z |
dc.date.available | 2017-02-21T16:11:48Z |
dc.date.issued | 2016 |
dc.identifier.citation | Saberkari, A., Martinez, H., Alarcon, E. Quasi-digital low-dropout voltage regulators uses controlled pass transistors. A: Seminario Anual de Automática, Electrónica Industrial e Instrumentación. "Libro de Actas del SAAEII'16 - Seminario Anual de Automática, Electrónica Industrial e Instrumentación 2016". Elche: Universidad Miguel Hernández de Elche, 2016, p. 1-4. |
dc.identifier.uri | http://hdl.handle.net/2117/101342 |
dc.description.abstract | This article presents a low quiescent current output capacitorless quasi-digital CMOS LDO regulator with controlled pass transistors according to load demands. The pass transistor of the LDO is broken up to two smaller sizes based on a breakup criterion defined here, which considers the maximum output voltage variations to different load current steps to find the suitable current boundary for breaking up. This criterion shows that low load conditions will cause more output variations and settling time if the pass transistor is used in its maximum size. Therefore, using one smaller transistor for low load currents, and another one larger for higher currents, is the best trade-off between output variations, complexity, and power dissipation. The proposed LDO regulator has been designed and post-simulated in HSPICE in a 0.35 µm CMOS process to supply a load current between 0-100 mA while consumes 7.6 µA quiescent current. The results reveal 46% and 69% improvement on the output voltage variations and settling time, respectively. |
dc.format.extent | 4 p. |
dc.language.iso | eng |
dc.publisher | Universidad Miguel Hernández de Elche |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
dc.subject | Àrees temàtiques de la UPC::Enginyeria electrònica |
dc.subject.lcsh | Electronic systems |
dc.subject.other | Low-Dropout (LDO) Voltage Regulators. |
dc.title | Quasi-digital low-dropout voltage regulators uses controlled pass transistors |
dc.type | Conference report |
dc.subject.lemac | Sistemes electrònics |
dc.contributor.group | Universitat Politècnica de Catalunya. EPIC - Energy Processing and Integrated Circuits |
dc.relation.publisherversion | http://www.saaei.org/edicion16/ |
dc.rights.access | Open Access |
local.identifier.drac | 19508896 |
dc.description.version | Postprint (published version) |
local.citation.author | Saberkari, A.; Martinez, H.; Alarcon, E. |
local.citation.contributor | Seminario Anual de Automática, Electrónica Industrial e Instrumentación |
local.citation.pubplace | Elche |
local.citation.publicationName | Libro de Actas del SAAEII'16 - Seminario Anual de Automática, Electrónica Industrial e Instrumentación 2016 |
local.citation.startingPage | 1 |
local.citation.endingPage | 4 |