LM1086IT-2.5 LM1086IT-2.5/NOPB LM1086IT-2.85 LM1086IT-2.85/NOPB LM1086IT-3.3 LM1086IT-3.3 稳压(齐纳)二极管 LM1086IT-3.3/NOPB LM1086IT-3.3/NOPB . LM1086IT-3.3/S4000135 LM1086IT-3.3+