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Patch piezoelectric buzzer

M1440

Characteristic:

● small size (14x14x4.4mm)

● high sound pressure (≥ 75db at 5V)

● low consumption current (≤ 5mA, 5v4.0khz)

● easy installation (patch braiding reflow welding)


Detail

Electrical performance parameters


Electrical performance parameters

Model  No

BCE-M1440

Min Sound Pressure Level

75dB at 4KHZ at 5Vp-p at 10cm

Operating Voltage

1~25V

Max Current Consumption

<5mA

Resonant Frequency

4.0±0.5KHz

Capacitance at 120HZ

12±30%nF

Housing Material

PPS

Operating Temperature

-30℃~+85℃

Storage Temperature

-40℃~+90℃

Weight

1.1g

Frequency response curve


11.jpg

Test method and reference circuit
Test method:
Reference circuit
PrevM1325
NextM1740