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Black Electromagnetic Buzzer Self Drive Type 2800±300 Hz

BMC9650-0328

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Description

Black Electromagnetic Buzzer Self Drive Type 2800±300 Hz

Quick Detail:
# # Size: D9.6mm*H5.0mm
# Rated Voltage: 3VDC
# Operating Voltage: 2-6VDC
# Rated Current: Max. 25mA at 3VDC
# SPL: Min.80dB at 10cm Input 3VDC
# Resonant Frequency: 2800+/-300Hz Continuous


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Description:
# # buzzer
# Electro-Magnetic Transduer with build-in oscillating
# 3V Buzzer
# 9.6mm Electro-Magnetic Buzzer


Specification:

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.

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1 | Rated Voltage | 3 VDC |
2 | Operating Voltage | 2 – 4 VDC |
3 | Rated Current | Max.30mA ,at 3VDC Min. Operating Current:15mA |
4 | Sound Output at 10cm | Min. 80dB,at 3VDC,10cm |
5 | Resonant Frequency | 2800±300 Hz |
6 | Tone | Continuous |
7 | Operating Temperature | -20 - +70℃ |
8 | Storage Temperature | -30 - +80℃ |
9 | RoHS | Yes |
10 | Weight | Approx 1 g |
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? 2. Dimensions?? Unit: mm?? ? ? ?
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*Housing Material: Black Noryl
*Pin: Cu(Tin Plating)????????
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3. 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 -10 dB

from the initial value

(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.

(2)High Temperature Test

The part shall be capable of with standing a storage temperature of +80℃ for 96 hours.

(3)Low Temperature Test

The part shall be capable of with standing a storage temperature of --30℃ for 96 hours.

(4)Humidity Test

Temperature:+40℃±3℃?? Relative Humidity:90%～95% Duration: 48 hours

and expose to room temperature for 6 hours

(5)Temperature Shock Test

Temperature:70℃ /1hour→ 25℃/3hours→-30℃/1hour→ 25℃/3hours (1cycle)

Total cycle: 10 cycles

(6)Drop Test

Standard Packaging From 75mm(Drop on hard wood or board of 5cm thick,

three sides, six plain.)

(7)Vibration Test

Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axes

Note:

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

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4.? Electrical And Acoustical Measuring Condition

Recommended Setting????????????????????????????????????????????????????????????????????????????



Recommended Test Circuit




Packing

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