STPS340U by ST Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。STPS340U Price reference $ 0.182280。STPS340U - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STPS340U Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial