SMBJ30A-TR by STMicroelectronics Design and production,in GUI XIN Group (Hong Kong) Limited Spot sales,And can pass GUI XIN Group (Hong Kong) Limited Purchasing。SMBJ30A-TR Price reference $ 0.145460。SMBJ30A-TR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information SMBJ30A-TR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial