產品介紹

壓電式蜂鳴器 (內建驅動線路)
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LF-PB30W25C Piezoelectric Buzzer for driver circuit built-in
規格說明
Sound Pressure Level ( dB min. ) 10cm 88
Current Consumption 9VDC ( mA ) 9.0 max.
Oscillating Frequency ( ± 0.5KHz ) 2.5 Continuous tone
Working Voltage ( VDC ) 3 ~ 30
Operating Temp. ( ºC ) -20 ~ +105
Weight (gms) 13.5
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