規 格 承 認 書
PECIFICATION FOR APPROVAL
客 戶
CUSTOMER
：
項 目
ITEM
： 贴片式电磁无源蜂鸣器（外部驱动）
型 號
TYPE
：
GSC128065YB-16R2400
描述
DESCRIPTION
：
L12.8 X W12.8X H6.5 mm 2400Hz 16R
≥85dB 正发音
PPS
材质
客戶料號
CUSTOMER NO.
：
規 格 書 號
SPECIFICATION NO.：
版 本
EDITION NO.
日 期
DATE
：
：
V1.2
2012-12-20
客戶承認
CUSTOMER CONFIRM AND SIGN
檢查
TESTED BY
審核
CHECKED BY
承認
APPROVED BY
東莞市赢海電子有限公司
DONGUAN INGHAI ELECTRONICS CO.,LTD
½½
ISSUED BY
審查
CHECKED BY
確認
APPROVED BY
周明
李林
1/4
地址：廣東省東莞市長安鎮上沙管理區北橫路
8
號
電話
/
TEL：0769-83060958
傳真
/ FAX： 0769-81608993
網址：HTTP://WWW.INGHAI.COM
A. SCOPE
This specification applies SMD piezoelectric buzzer,
GSC128065YB-16R2400
B. SPECIFICATION
1
2
3
4
5
6
7
8
9
Model No.
Rated Voltage (V)
Operating Voltage (V)
Resonant Frequency (Hz)
*Sound Output at 10cm (dB)
*Current Consumption (mA)
Operating Temperature (℃)
Storage Temperature (℃)
Case material and colour
GSC128065YB-5V2400
3.3
2½5
2400
≥85
≤30
-20½+75
-40½+85
PPS/ Black
Measuring condition
Part shall be measured under a condition (Temperature: 5½35℃, Humidity: 45%½85%R.H., Atmospheric
pressure: 860
½1060hPa)
unless the standard condition (Temperature: 25±
3℃, Humidity: 60±
10%R.H.
Atmospheric pressure: 860
½1060hPa)
is regulated to measure.
C. APPEARANCE DRAWING
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D.TESTING METHOD
Standard Measurement conditions
Temperature:25±2℃ Humidity:45-65%
Acoustic Characteristics:
The oscillation frequency, current consumption and sound pressure are measured by
the measuring instruments shown below
In the measuring test, buzzer is placed as follows:
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E. Typical Frequency Response Curve
F:
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
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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.
High Temperature Test
The part shall be capable of with standing a storage temperature of +85℃ for 96 hours.
Low Temperature Test
The part shall be capable of with standing a storage temperature of -40℃ for 96 hours.
Humidity Test
Temperature:+40℃±3℃ Relative Humidity:90%½95% Duration: 48 hours
and expose to room temperature for 6 hours
Temperature Shock Test
Temperature:85℃ /1hour→ 25℃/3hours→-30℃/1hour→ 25℃/3hours (1cycle)
Total cycle: 10 cycles
Drop Test
Standard Packaging From 120mm(Drop on hard wood or board of 5cm thick,
three sides, six plain.)
Vibration Test
Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axes
2.
3.
4.
5.
6.
7.
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 ente
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