SRK2001TR by STMicroelectronics Design and production,in Shenzhen Jungu Technology Electronics Co., Ltd. Spot sales,And can pass Shenzhen Jungu Technology Electronics Co., Ltd. Purchasing。SRK2001TR Price reference $ 2.760800。SRK2001TR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information SRK2001TR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial