범주 이 is a Senior Manager at MagnaChip Semiconductor, where they focus on Super Junction FET and Switching Type LED driver ICs. From 2008 to 2009, they served as a Manager at ON Semiconductor, specializing as a Field Application Engineer for SMPS. Prior to that, 범주 was a Manager at Danam Communication Inc from 1994 to 2008, working on various power supply designs. They earned a BS degree in Electric/Electronics Engineering from 안양대학교 in 2003.
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