STP9NK50Z by STMicroelectronics Design and production,in Shenzhen New Yihui Technology Co., Ltd Spot sales,And can pass Shenzhen New Yihui Technology Co., Ltd Purchasing。STP9NK50Z Price reference $ 2.510000。STP9NK50Z - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STP9NK50Z Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial