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Piezo Alarm Buzzer

Wire Piezoelectric Transducer Piezo Alarm Buzzer 12Volt Active Drive
Detailed Product Description
Resonant Frequency:2800+/-500Hz ContinuousSize:D42mm*H16mm
SPL:Min.90dB At 2.8KHz/12VDC 1/2 Duty Square Wave/30cmVoltage(VDC):5-18VDC
Buzzer:Piezo BuzzerColour:Black
Housing Material:ABSType:Active
Usage:Mobile Phones; Computers; Medical Equipment; Alarm System; Pos MachineWire:With Wire

Wire Piezoelectric Transducer Piezo Alarm Buzzer 12Volt Active Drive


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: 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

12VDC

2

Operating Voltage

5? 18 VDC

3

Rated Current

Max.15mA, at 12VDC

4

Sound Output at 30cm

Min.90dB, at 12VDC

5

Resonant Frequency

2800±500 Hz

6

Tone

Continuous

7

Operating Temperature

-20 - +70℃

8

Storage Temperature

-30 - +80℃

9

RoHS

Yes

10

Weight

Approx 12.0g

2. Dimensions Unit: mm Tolerance: ±0.5mm Except Specified



*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