Phase doubler for high power voltage regulators

Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC

Volumn , Issue , 2010, Pages 1081-1086

  Cheung, Chun ^a   Qiu, Weihong ^a   Chen, Emil ^a   Miller, Greg ^a  

^a INTERSIL CORPORATION   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CURRENT SENSING; DOUBLERS; EXPERIMENTAL DATA; HIGH COSTS; HIGH EFFICIENCY; HIGH-POWER; LAYOUT DESIGNS; PHASE NUMBER; PHASE VOLTAGE; PIN COUNT PACKAGE; POWER CONSUMPTION; PWM CONTROLLERS;

ELECTRIC POTENTIAL; POWER ELECTRONICS; PULSE MODULATION; VOLTAGE CONTROL; VOLTAGE REGULATORS;

PULSE WIDTH MODULATION;

EID: 77952231159     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/APEC.2010.5433368     Document Type: Conference Paper

References (9)

1. Qahouq, J.A.A.; Abdel-Rahman, O.; Huang, L.; Batarseh, I.; "On Load Adaptive Control of Voltage Regulators for Power Managed Loads: Control Schemes to Improve Converter Efficiency and Performance", Power Electronics, IEEE Transactions on, Volume 22, Issue 5, 2007 Page(s):1806 - 1819.
2. Jia Wei; Lee, F.C.; "Two-stage voltage regulator for laptop computer CPUs and the corresponding advanced control schemes to improve light-load performance", IEEE APEC 2004 Page(s):1294 - 1300.
3. P. Zumel, C. Fernandez, A. de Castro, O. Garcia, "Efficiency improvement in multiphase converter by changing dynamically the number of phases," IEEE PESC 2006, Page(s)1-6.
4. Lukic, Z.; Zhenyu Zhao; Prodic, A.; Goder, D.; "Digital Controller for Multi-Phase DC-DC Converters with Logarithmic Current Sharing" IEEE PESC 2007, Page(s):119 - 123.
5. Qiu, Weihong; Cheung, Chun; Xiao, Shangyang; Greg, Miller; "Power Loss Analyses for Dynamic Phase Number Control in Multiphase Voltage Regulators", IEEE APEC 2008 Page(s):102-108.
6. "ISL6611A: Phase Doubler with Integrated Drivers and Phase Shedding Function", Intersil datasheet, available at www.intersil.com
7. "ISL6617: PWM Doubler", Intersil datasheet, available at www.intersil.com
8. "ISL6334: VR11.1, 4-Phase PWM Controller with Light Load Efficiency Enhancement and Load Current Monitoring Features", Intersil datasheet, available at www.intersil.com
9. "ISL6336: VR11.1, 6-Phase PWM Controller with Light Load Efficiency Enhancement and Load Current Monitoring Features", Intersil datasheet, available at www.intersil.com