SM15T220CA by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。SM15T220CA Price reference $ 0.351700。SM15T220CA - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information SM15T220CA Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial