Lead wire Piezo/Piezoelectric Buzzer with Size D24xH4.5mm /
Internal Drive With Circuit
We also can make uncommon product per customers requirements.
Features:
Small Size
Highly efficient
Shot lead time & Low Price.
Rated Voltage: 12V
Max Rated Current: 10mA
Sound Output at 30cmt: min83DB
Typical Specification
| Model NO | WS-2445DY4212W | | sound Pressure level(dB/min)at10cm | Min.83dB | | Resonant Frequency | 4,200±500Hz | | ALLOWABLE INPUT VOLTAGE | 3.0～27.0VDC | | RATED CURRENT | 10mA/12.0VDC | | Operating Temperature | -20 ℃~+60 ℃ | | Storage Temperature | -30 ℃~+70 ℃ |
|
APPEARANCE DRAWING
Tol:± 0.5 Unit:mm
Piezo Buzzer 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
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
+60℃ for 96 hours.
3. Low Temperature Test
The part shall be capable of with standing a storage temperature of
-20℃ 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:60℃ /1hour→ 25℃/3hours→-20℃/1hour→ 25℃/3hours (1cycle)
Total cycle: 10 cycles
6. Drop Test
Standard Packaging From 1.2m(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
Applications:
Children's toys
Alarm Medical equipments
Telecommunication
Security
Household appliances
Audio and Video Products
Payment and Shipping:
1, Lead time about 3~5 days.
2, Payment: T/T; Western union; Paypal .
3, Shipping: by DHL, Fedex, TNT, UPS, EMS ect
