音频指示器及警报器 buzzer, 13.7 mm round, 7.6 mm deep, P, 4 kHz, 20 V, through hole, no driving circuit
压电 传感器，外部驱动 10mA - 80dB @ 10V，10cm 通孔 PC 引脚
得捷:
BUZZER PIEZO 10V 13.7MM TH
贸泽:
音频指示器及警报器 buzzer, 13.7 mm round, 7.6 mm deep, P, 4 kHz, 20 V, through hole, no driving circuit
艾睿:
Audio Transducer Piezo 20Vp-p 10mA 10Vp-p 80dB Through Hole Pin