Two-stage approach for 12V VR

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

Volumn 2, Issue , 2004, Pages 1306-1312

  Ren, Yuancheng ^a   Xu, Ming ^a   Yao, Kaiwei ^a   Meng, Yu ^a   Lee, Fred C ^a   Guo, Jinghong ^a  

^a VIRGINIA POLYTECHNIC INSTITUTE AND STATE UNIVERSITY   (United States)

Author keywords

High frequency; Two stage; VRM

Indexed keywords

CAPACITANCE; CAPACITORS; ELECTRIC FREQUENCY CONTROL; ELECTRIC SWITCHES; ELECTRIC TRANSFORMERS; MICROPROCESSOR CHIPS; OPTIMIZATION;

HIGH FREQUENCIES; SWITCHING FREQUENCIES; TWO-STAGES; VOLTAGE REGULATOR MODULES (VRM);

VOLTAGE REGULATORS;

EID: 2342511559     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/APEC.2004.1295992     Document Type: Conference Paper

References (13)

1. X. Zhou, X. Zhang, J. Liu, P. Wong, J. Chen, H. Wu, L. Amoroso, F. C. Lee and D. Chen, "Investigation of Candidate VRM Topologies for Fututre Microprocessors," IEEE APEC, 1998.
2. Y. Panvo and M. M. Jovanovic, "Design Consideration for 12-V/1.5-V, 50-A Voltage Regulator Modules," IEEE APEC, 2000.
3. R. Miftakhutdinov, "Optimal Design of Interleaved Synchronous Buck Converter at High Slew-Rate Load Current Transients," IEEE PESC, 2001.
4. P. Xu, J. Wei and F.C. Lee, "The Active-Clamp Couple-Buck Converter-A Novel High Efficiency Voltage Regulator Module," in Proc. IEEE APEC, 2001, pp. 252-257.
5. K. Yao, Y. Meng and F.C. Lee, "A Novel Winding Coupled Buck Converter for High Step-Down DC/DC Conversion," in Proc. IEEE PESC, 2002, pp. 651-656.
6. J. Wei, P. Xu and F.C. Lee, "A High Efficiency Topology for 12 V VRM-Push-Pull Buck and its Integrated Magnetics Implementations," in Proc. IEEE APEC, 2002, pp. 679-685.
7. Alan Elbanhawy, "Effect of MOSFET Parasitic Inductance on Switching Performance of Synchronous Buck Converters," Intel Technology Sysmposium, 2003.
8. N.X. Sun, A. Q. Huang and F. C. Lee, " Design of a 4MHz, 5V to IV Monolithic Voltage Regulator Chip," in Proc. CPES Seminar 2002.
9. Kaiwei Yao, Yu Meng, Pend Xu and Fred C. Lee, "Design Considerations for VRM Transient Response Based on the Output Impedance," IEEE APEC, 2002.
10. Pit-Leong Wong, Fred C. Lee, Peng Xu and Kaiwei Yao, "Critical Inductance in Voltage Regulator Modules," IEEE APEC, 2002.
11. Yuancheng Ren, Ming Xu, Kaiwei Yao and Fred C. Lee, "Two-Stage 48V Power Pod Exploration for 64-Bit Microprocessor," in Proc. IEEE APEC, 2003.
12. Yuancheng Ren, Ming Xu and Fred C. Lee, "Two-Stage Concept for Future 12V VRM," 2003 CPES Power Electronics Seminar Proceedings, April 27-29, 2003, pp. 3-8.
13. Yuancheng Ren, Kaiwei Yao, Ming Xu and Fred C. Lee, "The Analysis of the Power Delivery Path from 12V VR to the Microprocessor," in Proc. APEC, 2004 (accepted).