Buzzer BP1440C

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Buzzer BP1440C

Parts shall be measured under one condition (temperature: 5~35 ℃, humidity: 45% ~ 85% R.H., atmospheric pressure: 860 ~ 1060hPa), unless standard conditions (temperature: 25±3 ℃, humidity: 60±10%R.H. atmospheric pressure: 860 ~ 1060hPa) are adjusted.

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Keywords: buzzer | horn | materialized film

Product Description

1. Technical Parameter
Measuring condition
Part shall be measured under a condition (Temperature: 5~35℃, Humidity: 45%~85%R.H., Atmospheric pressure: 860 ~1060hPa) unless the standard condition (Temperature: 25±3℃, Humidity: 60±10%R.H. Atmospheric pressure: 860 ~1060hPa) is regulated to measure.


Store Temperature Net Weight


Resonant Frequency



Operating Voltage

3~25 Vp-p


Rated Current

Max.3mA , At 4KHz 50% duty Square Wave 5Vp-p


Sound Output at 10cm

Min.78dB, At 4KHz 50% duty Square Wave 5Vp-p



12000±30% pF At 1KHz


Operating Temperature



Store Temperature



Net Weight

Approx 0.5g





2.Dimensions Unit: mm


* Unit: mm; Tolerance: ± 0.5mm Except Specified

* Housing Material: black PBT


3. Electrical And Acoustical Measuring Condition


Recommended Setting



4.Frequency Response

5Vp-p reliability Test After any following tests the part shall meet specifications without any degradation in appearance and performance except SPL. SPL shall not deviate more than -5 dB from the initial value

a)Ordinary Temperature Life Test

The part shall be subjected to voltage 206. frequency, 1/2 duty Square wave.

B) High Temperature Test
The part shall be capable of with standing a storage temperature of +80 ℃ for 96 hours.
c)Low Temperature Test
The part shall be capable of with standing a storage temperature of -40 ℃ for 96 hours.
d)Humidity Test
Temperature:+40 ℃ 3 ℃ Relative Humidity:90% ~ 95% Duration: 48 hours and exposed to room temperature for 6 hours
e)Temperature Shock Test
Temperature:60 ℃/1hour → 25 ℃/3hours →-20 ℃/1hour → 25 ℃/3hours (1cycle) Total cycle: 10 cycles

f)Drop Test Standard Packaging From 75cm(Drop on hard wood or board of 5cm thick, three sides, six plain.)

g)Vibration Test
Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axis
As this product is not protected from foreign material entering, please make sure that any foreign materials (e.g. magnetic powder, washing solvent, flux, corrosive gas) do not enter this product in your production processes. the functional degradation (e.g. spl down) may occur if foreign material enter it.




packing requirements 1. foam board 150PCS/board; Foam board size: F6-703

2. Inner box 1500 PCS/box upper box material number: F6-057 lower box material number: F6--058

3. Outer box 6000 PCS/box material number: F6-022 outer box size 40.5*40 * 19.5cm

shipping mark requirements
inner box:

according to order requirements

outer box:
according to order requirements


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Contact Us


Mobile Phone: 008613813568186
Fax: 0519-88739926
Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province

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