包装信息 (1) Tape reel SMD; standard product orientation 12NC ending 115[SOT416_115] PDFNov 22, 2012版本更新 1.0 封装信息 (1) plastic surface-mounted package; 3 leads[SOT416] PDFFeb 8, 2016版本更新 1.0 数据手册 (1) NPN 9 GHz wideband transistor[BFR505T] PDFFeb 28, 2011版本更新 3.1