FS3520NS0820-H7.9

SPECIFICATION FOR APPROVAL 規 格 書 Customer ( 客 戶 名 稱 )： Customer P/N(客戶番號)： Our P/N (本廠番號)： FS3520NS0820-H7.9 Approval Date(日期)： 2019.09.10 Environment Request(環 境 標 准)： □ Non-RoHS (非 RoHS 標準) □REACH (REACH 標準) ■ RoHS2.0 (RoHS2.0 標準) □ Others (其他) CUSTOMER’S APPROVED SIGNATURE 泰州福聲電子科技有限公司 Taizhou Fusheng Electronic Technology Co.,Ltd. Adds: No168 of FengHuang Road West,Hailing District ,Taizhou . 地址： 江 蘇 省 泰 州 市 海 陵 區 鳳 凰 西 路 168 號 Tel: +86-523-86219066 Fax: +86-523- 81601108 Http://www.tzfsdz.com DESINGER SIGNATURE DATE E-mail: sales@electronic-tech.cn CHECKED APPROVED Alteration History 變更歷史 Note 序號 Date 日期 Detail changes 變 更 內 容 1/5 Reason 變更理由 Revision 變更表示 Speaker Part No. Specification Customer No 顧客型號 Our Part No 本廠編號 Customer code 顧客編號 FS3520NS0820-H7.9 No. Item 項目 Specification 規格 1. Rated Imp 共稱阻抗 8Ω±15% 2. Resonance Freq 最低共振周波數 730Hz±20% 3. Output S.P.L. 出力音壓 89±3dB Revision 版本 Testing Condition 測試條件 At 1kHz 1.0Vrms Without Baffle At 0.1m 0.1w 0.8,1.0,1.2,1.5KHz Average 4. Rated Power 定格入力 at 2.0W at 2.83 Vrms 5. Max Power 最大入力 at 2.5W at 3.16Vrms 6. Frequency Range 實效頻寬 7. Operation 可靠性試驗 8. Buzzes & Rattles 異常音試驗 9. T A FO----20kHz Must Be Normal at Rated Frequency Range Should not be audible buzz and rattle at Rated Frequency Range 無異常聲 H D 失真 10% Max 10. Magnet 磁鐵 11. Operating Temperature 動作溫度 -20℃ to +50℃ 12. Storage Temperature 儲存溫度 -30℃ to +60℃ 13. Weight 重量 NdFeB g 2/5 ProgramSource2.0W FO~5kHz Sine Wave Between (正弦波入力 ) at 2.83 Vrms / FO----10kHz Rated Power Input 1000Hz 14. Cold Test 耐寒試驗 Must be normal after having been in a test chamber for 96 hours at the condition of-20℃±2℃ and then left 2 hours in a room. ( -20℃±2℃,96 小時試驗室溫兩小時後,無異常) 15. Heat Test 耐熱試驗 Must be normal after having been in a test chamber for 96 hours at the condition of+50℃±2℃ 90~95% R.H and then left 2 hours in a room. (+50℃±2℃ 90~95% R.H96 小時試驗常溫 2 小時後,無異常的不良) 16. Load Test 連續負荷試驗 17 Short Term Maximum Power test 瞬間最大功率測試 Test for 1 hour under maximum power. Input shall be white noise in rated frequency response. And the signal will be 1 second on, 59 seconds off, total 60 cycles at rated frequency range, Must be normal after the test (白噪音 2.5W，1 秒開 59 秒關，連續 60 迴圈，試驗後無異常之不良) 18. Polarity 極性 When a DC source ′ s "+" polarity is attached to speaker's "+" polarity,"-" polarity is attached speaker's "-" polarity, the membrane will move forward. Red wire is “+”and the black wire is”-“. (接線板由側為正極,左側為負極) 19. Drop Test 跌落試驗 Drop the speakers contained in normal box onto a board 5mm thick 2 times from a height of 1.0m . Must be normal after the test (在厚 5mm 的木板上從 1.0m 的高度跌落 2 次,無異常不良) 20. Must be normal after load test :white noise 1W 96 hours. At rated frequency range (白噪音2.0W 連續 96 小時試驗後無異常的不良) A static load of 5.0N shall be applied to the terminals for 10s in any Terminal strength direction between terminal block and frame and between terminal block and fasten terminal. Must be normal after the test 端子強度 (端子板和支架或焊片任一方向上 5.0N 的力 10s 無異常) Temperature Cycle Test(5 cycle) T (℃ ) tem pe ratu re g radient:1 ~ 3 ℃ /m in 4 5 m inutes 4 5 m inutes + 50 ℃ + 25 ℃ -20 ℃ 4 5 m inutes t(hour) 1 cycle 3/5 Frequency BAFFLE BOX Response 10cm GENERATOR 890mV ～ AUDIO ANALYZER MiC PRE-AMP Unit TEST MiCROPHONE 4/5 Product Outside View Remark: PART NO. PART NAME 名稱 MATERIAL 材質 1 Frame 支架 ABS 2 Plate 華司 SPCC 3 Magnet 磁鐵 Nd Fe B 4 Voice Coil 音圈 Copper 5 Terminal 接線板 Glass Epoxy 6 Diaphragm 鼓纸 Cloth 7 Dust cap 防尘帽 Paper 8 Bullet 弹波 Silk cloth Note: Accord with RoHS standard 5/5