2SA2119K PNP三极管 -15V -500mA/-0.5A 260MHz 270~680 -250mV/-0.25V SOT-23/SMT3 marking/标记 BW 静音/开关
品牌:ROHMLM4040AIM3X-5.0 电压基准电源IC 5V SOT-23 marking/标记 R5A 精密微功耗并联电压参考
品牌:National Semiconductor单向可控硅 CR05AS-8-B 0.8V 3mA SOT-89 marking/标记 CD
品牌:MITSUBISHI小功率电感 LQP11A15NG00T 15nH 0603-15N
品牌:MURATA