厂家压电无源蜂鸣器插针蜂鸣器小型压电蜂鸣器14075

额定频率 Resonance Frequency (KHz) 4.0

额定频率 Resonance Frequency 30

电容量 Capacitance at 120Hz (nF) 14±30%

声压级Sound Output at 10cm (dB) ≥85 at4.0KHz Square Wave 5Vp-p

消耗电流 Current Consumption (mA) ≤5 at4.0KHz Square Wave5Vp-p

工作温度 Operating Temperature (℃) -20～+70

储存温度 Storage Temperature (℃) -30～+80

单品重量 Weight (g) 0.9

外壳材料 Housing Material 黑色BlackPPO</a>