BZW50-120B by STMicroelectronics Design and production,in Shenzhen HYLX Technology Ltd. Spot sales,And can pass Shenzhen HYLX Technology Ltd. Purchasing。BZW50-120B Price reference $ 2.047500。BZW50-120B - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information BZW50-120B Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial