GMD0942YB-3V2700

規 格 承 認 書 PECIFICATION FOR APPROVAL 客 戶 CUSTOMER 項 目 ITEM 型 號 ： 立创 ： 电磁有源一体蜂鸣器（内含驱动电路） TYPE ： GMD0942YB-3V2700 描述 DESCRIPTION ： 9.0 x 4.0 MM 2700Hz DC3V 75DB 客戶料號 CUSTOMER NO. ： 規 格 書 號 PPS 材质 P=5 MM SPECIFICATION NO.： 版 本 EDITION NO. 日 期 DATE ： V1.0 ： 2019-12-26 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 審查 確認 ISSUED BY CHECKED BY APPROVED BY 周明 李林 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 Model NO: GMD0942YB-3V2700 DIMEMSIONS Unit:mm Tolerance:±0.5 UNIT:mm Tolerance:±0.2 SPECIFICATIONS Model NO GMD0942YB Rated Voltage 3VDC Operating Voltage 2.0~5.0VDC Max.Rated Current Max.30mA Sound Pressure level(dB)at10cm Min.75dB Resonant Frequency 2700±300Hz Operating Temperature -20 ℃~+75 ℃ Storage Temperature -30 ℃~+80 ℃ Case material and color PPS / 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. 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 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 +80℃ 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:75℃ /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. 3/3