Black Wire Piezo electric Buzzer 2.8KHz 1/2 Duty Square Wave For Computer
 
 
Quick Detail:
 

1. Size: D42mm*H16mm
2. SPL: Min.90dB at 2.8KHz/12VDC 1/2 Duty Square Wave/30cm
3. Operating Voltage: 5-18VDC
4. Resonant Frequency: 2800+/-500Hz Continuous

 
 
Description:
 

1. buzzer
2. Piezo Buzzer with build-in oscillating
3. Piezo Buzzer with Wire
4. 12V Buzzer
5. 42mm Piezo Buzzer

 
 
Specification:
 
1. Technical Parameter
Measuring condition
Part shall be measured under a condition (Temperature: 535, 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

       

*Housing Material: Black  ABS
* Wire:Φ1.3mm
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
4.Electrical And Acoustical Measuring Condition
Recommended Setting
     
Recommended Test Circuit