STPS745D by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。STPS745D Price reference $ 0.840000。STPS745D - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STPS745D Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial