SESSION 27 - Wireless Power.pdf

《SESSION 27 - Wireless Power.pdf》由会员分享，可在线阅读，更多相关《SESSION 27 - Wireless Power.pdf（189页珍藏版）》请在三个皮匠报告上搜索。

1、ISSCC 2024SESSION 27Wireless Power1 of 3527.1:A Differential Hybrid Class-ED Power Amplifier with 27W Maximum Power and 82%Peak E2E Efficiency for Wireless Fast Charging To-Go 2024 IEEE International Solid-State Circuits Conference1 of 35A Differential Hybrid Class-ED Power Amplifier with 27W Maximu

2、m Power and 82%Peak E2E Efficiency for Wireless Fast Charging To-GoFangyu Mao1,*,Rui Martins1,Yan Lu11University of Macau,Macao,China*Now with Light Semibucks(Wuxi)Ltd.,Wuxi,China2 of 3527.1:A Differential Hybrid Class-ED Power Amplifier with 27W Maximum Power and 82%Peak E2E Efficiency for Wireless

3、 Fast Charging To-Go 2024 IEEE International Solid-State Circuits ConferenceOutlineMotivationsPrior Power Amplifiers for Wireless Power TXProposed Hybrid Class-ED PAMeasurement ResultsConclusions3 of 3527.1:A Differential Hybrid Class-ED Power Amplifier with 27W Maximum Power and 82%Peak E2E Efficie

4、ncy for Wireless Fast Charging To-Go 2024 IEEE International Solid-State Circuits ConferenceWireless Fast Charging To-Go*M.Huang et al.ISSCC,2017Wireless Charging To-GoMagnetic Attachment2-Cell Li-ion BatterySlow Charging and High Power Loss Low Input Voltage(8.7V)-Low charging powerHigh ESR of Coup

5、ling Coils-Low efficiency-Thermal issue-Limited currentESR=RDC+RACRAC:skin&proximity effects 4 of 3527.1:A Differential Hybrid Class-ED Power Amplifier with 27W Maximum Power and 82%Peak E2E Efficiency for Wireless Fast Charging To-Go 2024 IEEE International Solid-State Circuits ConferenceOutlineMot

6、ivationsPrior Power Amplifiers for Wireless Power TXProposed Hybrid Class-ED PAMeasurement ResultsConclusions5 of 3527.1:A Differential Hybrid Class-ED Power Amplifier with 27W Maximum Power and 82%Peak E2E Efficiency for Wireless Fast Charging To-Go 2024 IEEE International Solid-State Circuits Conf