23mm压电式陶瓷蜂鸣器外部驱动

 -----PHOTO-----------ITEM------2220T2PA2220T2PB---2220T2PA---SOUND PRESSURE LEVEL-输出音压（最小）*min.80dB RESonANT FREQUENCY谐振频率2,000 ± 200 Hz CAPACITANCE静电容量(At 120 Hz)20,000pF ± 30% ALLOWABLE INPUT VOLTAGE承受电压(最大）max.30 Vp-p OPERATING TEMPERATURE RANGE操作温度-20℃to +70℃ STORAGE TEMPERATURE RANGE贮藏温度-30℃to +80℃ ----*Test Condition : 2.0K Hz /6Vp-p SQuare Wave/10cm     ------OUTLINE DRAWING-(UNIT:mm)-------------FREQUENCY CHARACTERISTICS------