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Piezoelectric passive buzzer

BCE-1745

Characteristic:

● small size (17x4.5mm)

● high sound pressure (≥ 82db at 5V)

● low consumption current (≤ 6mA, 5v4khz)

● easy installation (horizontal insertion welding)


Detail

Electrical performance parameters


Electrical performance parameters

Model  No

BCE-1745

Min Sound Pressure Level

82dB at 4KHZ at5Vp-p at 10cm

Operating Voltage

1~30V

Max Current Consumption

<6mA

Resonant Frequency

4KHz

Capacitance at 120HZ

14±30%nF

Housing Material

PBT

Operating Temperature

-20℃~+70℃

Storage Temperature

-30℃~+80℃

Weight

0.8g

Frequency response curve


Test method and reference circuit
Test method
Reference circuit