uPI Semiconductor Corp., along with its subsidiaries, designs, researches, develops, and sells integrated circuits in Taiwan, the United States, and Asia. Its offerings include car chargers, MOSFET drivers, single-output LDOs, op-amplifiers and consoles, DC-DC controllers (including single- and multi-phase buck controllers), GaN FET drivers, power monitors, PTICs, single-output buck controllers, integrated power stages such as smart and lite power stages, and power distribution and switch products. It also provides low- and middle-voltage power MOSFETs. Its products serve computing, industrial, and battery solution applications. The company was founded in 2005 and is headquartered in Zhubei, Taiwan.