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QJ0822-003

Passive Piezoelectric Buzzer

The piezoelectric buzzer generates mechanical deformation of piezoelectric ceramic plates by reverse piezoelectric effect, which induces the vibration of vibrators and forms sound wave in the air. This one-piece electronic sound device is widely applied in automotive electronics, security alarming, etc.
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Features

-Small size, easy to install
-Stable performance

Specifications
ItemSpecifications
Sound Pressure Level85dB min.
Max.Rated Current

50mA MAX

Max. Input Voltage4.5VDC 
Response Frequency3.2±0.3KHz
Weight9g
Operating Temperature

-20~ +70℃

Storage Temperature-20~ +85℃ 
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