STP19NM50N by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。STP19NM50N Price reference $ 3.760000。STP19NM50N - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STP19NM50N Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial