STG3820BJR by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。STG3820BJR Price reference $ 0.530670。STG3820BJR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STG3820BJR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial