Dr. Thilak Senanayake

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Dr. Senanayake Thilak

thilakResearch Scientist

Faculty of Pure and Applied Sciences

Division of Applied Physics

Power Electronic Laboratory

e-mail : senanayake.thilak.fu@u.tsukuba.ac.jp


Doctor of Engineering (Ph.D), Graduate School of Information Science and Electrical Engineering, Department of Electrical and Electronic System Engineering, Kyushu University,  Japan.

Employment History

  • April 2004 ~ March 2005, Kyushu University, Fukuoka, Japan, Post Doctaral Researcher
  • April 2005 ~ March 2015 , Toyota Central Research & Development Laboratory, Nagoya, Japan, Research Scientist
  • April 2015 ~ University of Tsukuba, Tsukuba, Japan, Research Scientist


  • April 1990    Electronic Data Processing
  • April 2005   Certified Novell Administrator (CNA)
  • April 2005   Certified Novell Engineer (CNE)

Professional Membership

  • Institute of Electrical Electronic Engineering (IEEE USA)
  • The Institute of Electronics, Information and Communication (IEIC Japan)

Specialized field

Electronic circuit engineering, power electronics, switching power converters, inverters for Hybrid / Electric vehicles

Research Title

Low-cost small-size power converters for Hybrid / Electric Vehicle

Research Papers


[1]. ”, T.Senanayake, Ryuji Iijima, Takanori Isobe, Hiroshi Tadano, “Z-source with Rectangular wave Modulation Inverter for Hybrid / Electric Vehicles,  European Conference on Power Electronics and Applications, EPE2016, Karlshue, Germany, pp1-10,September 2016.

[2].  T.Senanayake, Ryuji Iijima, Takanori Isobe, Hiroshi Tadano“Improved Impedance Source Inverter for Hybrid/Electric Vehicle Application with Continuous Conduction Operation”,, IEEE Applied Power Electronics Conference,  APEC2016 , California, U.S.A, pp3722-3726,March 2016.


[1]. T.Senanayake,  “Novel Zero-current / Zero-voltage Transition DC-DC Converter”,IEEE 10th International conference on Power Electronics & Drive Systems,PEDS2013, April,2013,pp1173-1177.


[2]. T.Senanayake, T.Ninomiya, “An Improved Topology of Inductor-Switching DC-DC Converter”,IEEE Transactions on Industrial Electronics, vol.52 no.3, June,  pp869-878,2005.


[3]. T.Senanayake, T.Ninomiya, “Auto-Reset Forward DC-DC Converter with Fast Transient Response for High-Current /Low-Voltage Applications”,IEICE Transactions on Fundamentals, Special sections on Analog Circuit Techniques and Related Topics,vol.4 no.2,April,pp87-96,2004.

[4]. T.Senanayake, T.Ninomiya, “Fast-Response Load Regulation of DC-DC Converter by High-Current Clamp”,Jounrnal of Power Electronics, vol.4 no.2.April,pp87-95,2004.

[5]. T.Senanayake,T.Ninomiya, “Auto-Reset Forward DC-DC Converter with Self-Driven Synchronous Rectification”,IEEE 35th Power Electronics Specialist Conference, IEEE PESC2004 , Aachen, Germany, June.20-25,2004,pp3636-3641.

[6]. T.Senanayake,T.Ninomiya,“Multi-phase Voltage Regulator Module with Current Amplification and Absorption Technique,”IEEE 19th Annual Power Electronics Conference, IEEE APEC2004 , California, U.S.A, Feb.22-26,2004,pp1269-1274.

[7]. T.Senanayake,T.Ninomiya,“Forward Type DC-DC Converter with LC Clamp for Steep Load Transitions,”IEEE 19th Annual Power Electronics Conference, IEEE APEC2004 , California, U.S.A, Feb.22-26,2004, pp1377-1383.


[8]. T.Senanayake,T.Ninomiya,“Fast Response Inductor Switching Auto Reset Forward DC-DC Converter,”The Fifth IEEE International Conference on Power Electronics and Drive Systems, IEEE PEDS2003, Singapore.,Nov 17-20,2003.

[9]. T.Senanayake,T.Ninomiya,“An Improved Topology of Inductor-Switching DC-DC Converter,”IEEE 27th Industrial Electronic Conference, IECON2003, Virginia,U.S.A.,Nov 9-12,2003.

[10]. T.Senanayake,T.Ninomiya, “Fast-Response VRM using Current Amplification and Absorption,”The 10th European Conference on Power Electronics and Applications, EPE2003,Toulouse, France,Sept.2-4,2003.

[11].  T.Senanayake,T.Ninomiya,Hirokazu Tohya, “Fast-Response Load Regulation of DC-DC Converter By By Means of Reactance Switching,”IEEE 34th Power Electronics Specialist Conference, IEEE PESC2003 , Acapulco, Mexico, June.15-19,2003,pp1157-1162.

[12]. T.Senanayake,Manabu Kusumoto,T.Ninomiya,Hirokazu Tohya, “VRM Transient Analysis at Fast Load change and Fast-Transient Response with LILC,”IEEE International Symposium on Industrial Electronics, ISIE2003, Rio de Janeiro, Brazil,June.9-12,2003,pp653-657.

[13]. T.Senanayake,T.Ninomiya, “High-Current Clamp for Fast-Response Load Transitions of DC-DC Converter,”IEEE International Symposium on Circuits and Systems, ISCAS2003 , Bangkok, Thailand,May. 25-28,2003,pp269-274.

[14]. T.Senanayake,T.Ninomiya,“Inductor-Switching Solution for fast-Response VRM,”The 6th IASTED International Conference on Power and Energy Systems, PES2003, California,U.S.A,Feb.24-26,2003,pp268-273.


[15]. T.Senanayake,T.Ninomiya,“Fast-Response Load Regulation of DC-DC Converter By Inductor-Switching High Current Path,” IEEE Region 10 Conference on Computers, Communications, Control and Power Engineering,TENCON2002, Bejing,China, Oct.28-31,2002, pp1986-1989.


[1]. “Current Balancing Controller”, JP2016093061 , 23rd May 2016.

[2]. “Voltage Conversion Device”,  JP2015070630 , 13th April 2015.

[3]. “DC-DC Converter”, , JP5678862, 4th March 2015

[4]. “Electric power control system”, JP5397230, 22nd January 2014

[5]. “DC-DC Converter”,  JP2013135570 , 8th July 2013

[6]. “Power inverter circuit”,  JP5223610 , 26th June 2013

[7]. “DC-DC Converter”, JP2013090477 , 13th May 2013

[8]. “DC-DC Converter”, JP2012253942 ,20th December 2012

[9]. “Power supply control system”, JP2011142738 , 21th July 2011

[10]. Vehicular power supply control system”, JP2011136665 ,14th July 2011

[11]. “Method of controlling power conversion circuit”, JP2010187493 ,26th August 2010

[12]. “Power conversion circuit”, JP2010119173 (JAPAN),27th May 2010

[13]. “Power converter circuit”, JP2010104076 (JAPAN),6th May 2010

[14]. DC-DCコンバータ 2112-0307526 (USA)

[15] DC-DCコンバータ 10201228884A1 (German)

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