BYW54-TR by Vishay Design and production,in GUI XIN Group (Hong Kong) Limited Spot sales,And can pass GUI XIN Group (Hong Kong) Limited Purchasing。BYW54-TR Price reference $ 0.868000。BYW54-TR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information BYW54-TR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial