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Piezoelectric passive buzzer

BCE-31214

Characteristic:

● small volume (34.8x8.7mm)

● high sound pressure (15V ≥ 90dB)

● low consumption current (≤ 4mA, 15v1.4khz)

● easy installation (horizontal insertion welding)


Detail

Electrical performance parameters


Electrical performance parameters

Model  No

BCE-31214

Min Sound Pressure Level

90dB at 1.4KHZ at15Vp-p at 10cm

Operating Voltage

3~25V

Max Current Consumption

<4mA

Resonant Frequency

1.4±0.5KHz

Capacitance at 120HZ

45±30%nF

Housing Material

PPO

Operating Temperature

-20℃~+70℃

Storage Temperature

-30℃~+80℃

Weight

4.3g

Frequency response curve


11.jpg

Test method and reference circuit
Test method
Reference circuit