JoulWatt Technology Co., Ltd. engages in the research and development, and sale of analog integrated circuits in China. It offers automotive rear and interior LED driver products; and power management products, such as switching DC/DC power supply, isolated switching DC/DC, power switch and protection, gate driver, power module, display power power over ethernet, LDO, voltage supervisory, Vcore power, USB IC, DC input LED driver, and motor driver. The company also provides driver AC/DC flyback PWM IC, AC/DC synchronous rectifier, PFC controller, offline buck regulator, AC/DC special IC, and LED lighting; and battery management system products comprising charger, battery protection, analog front-end, and BMS special IC; automotive products; and analog products consisting of converter, amplifier, clock, analog switch, and interface. Its products are used in automotive, communication equipment, computing, factory and building automation control, power delivery, power tool and ebike, motor drives, appliances, energy infrastructure, personal electronics, AC-DC adapters, and LED lightning and illumination applications. JoulWatt Technology Co., Ltd. was incorporated in 2013 and is headquartered in Hangzhou, China.