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Help CenterPassive Electro Magnetic Buzzer 5 Volt 2.7KHz 85 dB Sound
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Certification:ISO9001 TS16949
Passive Electro Magnetic Buzzer 5 Volt 2.7KHz 85 dB Sound
Quick Detail:
Size: D12mm*H6.0mm SPL: Min.85dB at 10cm @ 2.7KHz/5Vo-p 1/2 Duty Square Wave Coil Resistance: 425 ohm Operating Voltage: 3-8Vo-p Rated Current: Max.60mA @ 2.7KHz/5Vo-p 1/2 Duty Square WaveDescription:
buzzer Electro-Magnetic Transduer 5V Buzzer 12mm Electro-Magnetic Buzzer Small BuzzerSpecification:
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 |
Rated Voltage |
5 Vo-p |
|
2 |
Operating Voltage |
3～8 Vo-p |
|
3 |
Rated Current |
Max.60mA ,at 2700Hz 50% duty Square Wave5Vo-p |
|
4 |
Sound Output at 10cm |
Min. 85dB,at 2700Hz 50% duty Square Wave 5Vo-p |
|
5 |
Coil Resistance |
42±5Ω |
|
6 |
Resonant Frequency |
2700Hz |
|
7 |
Operating Temperature |
-20℃～+70℃ |
|
8 |
Store Temperature |
-30℃～+80℃ |
|
9 |
Net Weight |
Approx 1.5g |
|
10 |
RoHS |
Yes |
2. Dimensions Unit: mm
*Unit: mm; Tolerance: ±0.5mm Except Specified
*Housing Material: Black PPO
3. Electrical And Acoustical Measuring Condition
|
Recommended Driving Circuit Resonant frequency, 1/2 duty cycle. Square wave. Signal amplitude should be large enough tosaturate the transistor. |
Recommended Setting |
4.Frequency Response
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 -40℃ 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.
Packing
Application:
CHANGZHOU FHD ELECTRONICS CO., LTD is a professional manufacturer in the field of micro acoustic products , our products is widely used in household electrical appliances; mobile phones; computers; medical equipment; alarm system; pos machine ；acce
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