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Buzzer BP1255


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Buzzer BP1255

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.

1

Resonant Frequency

4000±500Hz

2

Operating Voltage

1~20 Vp-p

3

Rated Current

Max. 5 mA , A t 4K Hz 50% duty Square Wave 5 V p -p

4

Sound Output at 10cm

Min. 80 dB , A t 4K Hz 50% duty Square Wave 5 V p -p

5

Capacitance

12000±30% pF At 1KHz

6

Operating Temperature

-20℃~+70℃

7

Store Temperature

-30℃~+80℃

8

Net Weight

Approx 0.8g

9

RoHS

Yes

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 50% duty Square wave,10cm

5. 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
5.1 Ordinary Temperature Life Test
The part shall be subjected to 96 hours at 25±10℃. Input rated voltage
Resonant frequency, 1/2 duty Square wave.
5.2 High Temperature Test
The part shall be capable of with standing a storage temperature of +80℃ for 96 hours.
5.3 Low Temperature Test
The part shall be capable of with standing a storage temperature of -30℃ for 96 hours.
5.4 Humidity Test
Temperature:+40℃±3℃ Relative Humidity:90%~95% Duration: 48 hours
and exposure to room temperature for 6 hours
5.5 Temperature Shock Test
Temperature:70 ℃/1hour → 25 ℃/3hours →-20 ℃/1hour → 25 ℃/3hours (1cycle)
Total cycle: 10 cycles
5.6 Drop Hard of
Standard Packaging From Rowood 75 on 5cm,
three sides, six plain.)
5.7 Vibration Test
Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axis

Note:
As this product is not protected from foreign material entering, please make sure that any foreign materials (e.g. magnetic powder, washing solvent, 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.

6.Packing

packing requirements

1. foam board 200PCS/sheet number: f6-703
2. Inner box 2000 PCS/box material number: F6-057/F6-058
3. Outer box 8000 PCS/box material number: F6-022

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