SM30T39AY by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。SM30T39AY Price reference $ 1.960000。SM30T39AY - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information SM30T39AY Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial