GMC0945RB-16R2700

規 格 承 認 書 PECIFICATION FOR APPROVAL 客 戶 CUSTOMER 項 目 ITEM 型 號 ： ： 立创 电磁无源一体侧发音蜂鸣器（外部驱动） TYPE ： GMC0945RB-16R2730 描述 DESCRIPTION ： φ9.0 × H4.5 mm 2730Hz 客戶料號 CUSTOMER NO. ： 規 格 書 號 3V 16Ω ≥80dB PPO 材质 P=4.0MM SPECIFICATION NO.： 版 本 EDITION NO. 日 期 DATE ： V1.1 ： 2012-12-20 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 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 1/3 DONGGUAN INGHAI ELECTRONICS CO.,LTD Model NO: GMC0945RB-16R2700 A: DIMEMSIONS: Unit:mm Tolerance:±0.2 B: SPECIFICATIONS Model NO GMC0945RB Rated Voltage 3.0V Operating Voltage 2.0~4.0V Max.Rated Current Max.80mA Sound Pressure level(dB)at10cm/2730HZ Min.80dB Resonant Frequency 2730Hz Coil Resistance 16±15%Ω Operating Temperature -20 ℃~+70 ℃ Storage Temperature -30 ℃~+80 ℃ Case material and color PPO / 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. 2/3 C: 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. 5. 6. 7. 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 Temperature Shock Test Temperature:70℃ /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 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