Shanghai Micropower Co., Ltd. is a high-tech innovative enterprise specializing in  mixed-signal/digital IC design. The company is specializing in portable and efficient charging equipment, safe and reliable security equipment, intelligent home appliances. Specific applications include mobile phones, computers, power meters, cars, and various sizes of household appliances. Currently, our products focus on high efficiency zero-standby AC-DC converter, synchronous rectifier converter, linear voltage regulator, voltage reference, etc.