REG71050DRVR by Texas Instruments(TI) Design and production,in Shenzhen Yirenxin Technology Co., Ltd. Spot sales,And can pass Shenzhen Yirenxin Technology Co., Ltd. Purchasing。REG71050DRVR Price reference $ 0.529200。REG71050DRVR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information REG71050DRVR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial