# Thesis

“High Frequency Power Conversion Architecture for Grid Interface”, Ph.D. Thesis MIT, June 2016.

“A Merged Two-Stage Power Conversion Architecture with Switched Capacitor Circuit for an LED Driver Module”, M.S. Thesis MIT, June 2012.

# JOURNAL PUBLICATIONS

**S. Lim**, A. J. Hanson, J. A. Santiago-Gonzalez, and D. J. Perreault, “Capacitively-aided zvs technique for isolated bus converters,” IEEE Transactions on Power Electronics, 2016 (submitted).- A. J. Hanson, J. A. Belk,
**S. Lim**, C. R. Sullivan, and D. J. Perreault, “Measurements and performance factor comparisons of magnetic materials at high frequency,” IEEE Transactions on Power Electronics, vol. 31, no. 11, pp. 7909-7925, Nov. 2016. [IEEE Xplore] **S. Lim**, D. M. Otten, and D. J. Perreault, “New ac-dc power factor correction architecture suitable for high-frequency operation,” IEEE Transactions on Power Electronics, vol. 31, no. 4, pp. 2937-2949, Apr. 2016. [IEEE Xplore]**S. Lim**, J. Ranson, D. Otten, and D. Perreault, “Two-stage power conversion architecture suitable for wide range input voltage,” Power Electronics, IEEE Transactions on, vol. 30, no. 2, pp. 805-816, Feb. 2015. [IEEE Xplore]- M. Araghchini, J. Chen, V. Doan-Nguyen, D. V. Harburg, D. Jin, J. Kim, M. S. Kim,
**S. Lim**, B. Lu, D. Piedra, J. Qiu, J. Ranson, M. Sun, X. Yu, H. Yun, M. G. Allen, J. A. Alamo, G. DesGroseilliers, F. Herrault, J. H. Lang, C. G. Levey, C. B. Murray, D. Otten, T. Palacios, D. J. Perreault, and C. R. Sullivan, “A technology overview of the powerchip development program,” IEEE Transactions on Power Electronics, vol. 28, no. 9, pp. 4182-4201, Sep. 2013. [IEEE Xplore]

# CONFERENCE PUBLICATIONS

**S. Lim**and D. J. Perreault, “High-frequency isolated ac-dc converter with stacked architecture,” in 2017 IEEE Applied Power Electronics Conference and Exposition (APEC), Mar. 2017 (accepted).- A. Hanson, R. Yang,
**S. Lim**, and D. J. Perreault, “A soft-switched high frequency converter for wide voltage and power ranges,” in 2016 IEEE International Telecommunications Energy Conference (INTELEC), Oct. 2016, pp.1-8. [IEEE Xplore] **S. Lim**, A. J. Hanson, J. A. Santiago-Gonzalez, and D. J. Perreault, “Capacitively-aided switching technique for high-frequency isolated bus converters,” in 2016 IEEE Applied Power Electronics Conference and Exposition (APEC), Mar. 2016, pp. 98-105. [IEEE Xplore]- A. J. Hanson, J. A. Belk,
**S. Lim**, D. J. Perreault, and C. R. Sullivan, “Measurements and performance factor comparisons of magnetic materials at high frequency,” in 2015 IEEE Energy Conversion Congress and Exposition (ECCE), Sep. 2015, pp. 5657-5666. [IEEE Xplore] - U. Radhakrishna,
**S. Lim**, P. Choi, T. Palacios, and D. Antoniadis, “Ganfet compact model for linking device physics, high voltage circuit design and technology optimization,” in 2015 IEEE International Electron Devices Meeting (IEDM), Dec. 2015, pp. 9.6.1-9.6.4. [IEEE Xplore] **S. Lim**, D. Otten, and D. Perreault, “Power conversion architecture for grid interface at high switching frequency,” in 2014 IEEE Applied Power Electronics Conference and Exposition (APEC), Mar. 2014, pp. 1838-1845. [IEEE Xplore]**S. Lim**, J. Ranson, D. M. Otten, and D. J. Perreault, “Two-stage power conversion architecture for an led driver circuit,” in 2013 IEEE Applied Power Electronics Conference and Exposition (APEC), Mar. 2013, pp. 854-861. [IEEE Xplore]- J. C. Lee, M. W. Hwang, S. Hong, M. K. Ahn, S. Jeong, Y. H. Oh,
**S. Lim**, H. Cho, J. Moon, J. R. Lee, S. Han, C. Handa, T. Fujie, K. Hashimoto, and K. Tamukai, “A 1.2v 57mw mobile isdb-t soc in 90nm cmos,” 2009 IEEE Asian Solid-State Circuits Conference, Nov 2009, pp. 345-348. [IEEE Xplore] - S. Hong, T. S. Kang, M. W. Hwang, S. Beck, J. C. Lee, M. K. Ahn, H. Jo,
**S. Lim**, T. Kim, S. Lee, S. Yoo, J. R. Lee, and S. Han, “A 1.8db nf 300mw sip for 2.6ghz diversity s-dmb application,” in 2009 IEEE Asian Solid-State Circuits Conference, Nov 2009, pp. 29-32. [IEEE Xplore] - M.-W. Hwang, M. Ahn, S. Beck, J.-C. Lee, S. Hong, S. Lee, S. Jeong,
**S. Lim**, H. Cho, Y. jin Kim, I.-C. Hwang, and J. Kim, “A multi-mode multi-band cmos direct-conversion mobile-tv tuner for dvb-h/t and t-dmb/dab applications,” in 2008 IEEE Symposium on VLSI Circuits, Jun. 2008, pp. 94-95. [IEEE Xplore]

# PATENTS

**S. Lim**, D.M. Otten, D.J. Perreault, “Method and apparatus to provide power conversion with high power factor.” U.S. Patent Application No. 14/033267, led Apr. 2014. [link]