規 格 承 認 書
PECIFICATION FOR APPROVAL
客 戶
CUSTOMER
項 目
ITEM
型 號
:
:
电磁无源分体蜂鸣器(外部驱动)
TYPE
: GMC12085YAS-8-120R2048 通用型(电阻 8-120 欧)
描述
DESCRIPTION :
12 x 8.5MM 2048Hz 8-120Ω >=80DB ABS 材质 光头蜂鸣器
客戶料號
CUSTOMER NO. :
規 格 書 號
SPECIFICATION NO.:
版 本
EDITION NO.
日 期
DATE
:
V1.
:
20
客戶承認
CUSTOMER CONFIRM AND SIGN
檢查
審核
承認
TESTED BY
CHECKED BY
APPROVED BY
東莞市赢海電子有限公司
DONGUAN INGHAI ELECTRONICS CO.,LTD
製作
ISSUED BY
審查
CHECKED BY
周明
李林
確認
APPROVED BY
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
DONGGUAN INGHAI ELECTRONICS CO.,LTD
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Model NO: GMC12085YAS-8-120R2048
DIMEMSIONS
Unit:mm
Tolerance:±0.5
SPECIFICATIONS
Model NO
GMC12085YAS
Rated Voltage
1.5-12V
Operating Voltage
1.5 ~12V
Max.Rated Current
Max.80 mA
Coil Resistance
8-120±4Ω
Sound Pressure level(dB/)at10cm
Min.80dB
Resonant Frequency
2048Hz
Operating Temperature
-20 ℃~+60 ℃
Storage Temperature
-20 ℃~+70 ℃
Case material and color
ABS / Black
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.
备注:适用于手工焊接
Acoustic Characteristics:
The oscillation frequency, current consumption and sound pressure are measured by the
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measuring instruments shown below
In the measuring test, buzzer is placed as follows:
Typical Frequency Response Curve
C: Reliability Test
After any following tests the part shall meet specifications without any degradation in
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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
2.
3.
4.
Resonant frequency, 1/2 duty Square wave.
High Temperature Test
The part shall be capable of with standing a storage temperature of +70℃ for 96 hours.
Low Temperature Test
The part shall be capable of with standing a storage temperature of -30℃ for 96 hours.
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→-30℃/1hour→ 25℃/3hours (1cycle)
Total cycle: 10 cycles
6. Drop Test
Standard Packaging From 120mm(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.
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