STPS20SM120SFP by STMicroelectronics Design and production,in Shenzhen HYLX Technology Ltd. Spot sales,And can pass Shenzhen HYLX Technology Ltd. Purchasing。STPS20SM120SFP Price reference $ 1.280000。STPS20SM120SFP - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STPS20SM120SFP Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial