STP20NM50 by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。STP20NM50 Price reference $ 1.948100。STP20NM50 - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STP20NM50 Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial