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Piezoelectric passive buzzer

BCE-23220

Characteristic:

● small size (22x26.5mm)

● high sound pressure (≥ 85dB at 5V)

● low consumption current (≤ 8Ma, 5v2khz)

● easy installation (vertical insertion welding)


Detail

Electrical performance parameters


Electrical performance parameters

Model  No

BCE-23220

Min Sound Pressure Level

85dB at 2KHZ at 5Vp-p at 10cm

Operating Voltage

3~30V

Max Current Consumption

<8mA

Resonant Frequency

2.0±0.5KHz

Capacitance at 120HZ

25±30%nF

Housing Material

PBT

Operating Temperature

-20℃~+70℃

Storage Temperature

-30℃~+80℃

Weight

2.7g

Frequency response curve


11.jpg

Test method and reference circuit
Test method
Reference circuit