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超薄系列 膠殼系列 金剛系列 聽筒 音箱系列 長方形系列 紙盆喇叭 防水喇叭 咪頭
H2509P08-01+W
H2509P08-01+W
產品概述:
詳細介紹
1. 簡介SCOPE 
   本產品適用于便攜式電腦,手機等產品
   This specification covers our product of Magnetic Buzzer unit for NB Computer, Mobile phone etc. use.

2.外觀尺寸圖 MECHANICAL LAYOUT & DIMENSIONS
   見圖五 Shown in Fig.5

3.概要 GENERAL REQUIREMENTS
3.1 使用溫度OPERATING TEMPERATURE RANGE: -20℃ ~ +60℃
3.2 儲存溫度Storage Temperature: -30℃ ~ +70℃
3.3 標準測試條件STANDARD TEST CONDITIONS:
      溫度Temperature:             17~25℃     濕度Relative Humidity:      45%~80%(RH)
      大氣壓力Air Pressure:        860~1060 MPa
3.4 仲裁測試條件JUDGEMENT CONDITIONS:
      溫度Temperature:             20±2℃        濕度Relative Humidity:      60%~70%(RH)
      大氣壓力Air Pressure:        860~1060 MPa

4. 揚聲器規格  SPEAK ELECTRICAL AND ACOUSTICAL SPECIFICATION
4.1   聲壓級 Sound Press Level(SPL):93±3 dB SPL /1.0W/10CM at 2000Hz
4.2   阻抗 IMPEDANCE:8±15% ? 
4.3   頻響曲線FREQUENCY RESPONSE CURVE: As shown in fig(2) 
4.4   諧振頻率RESONANCE FREQUENCY: 700±20%Hz in free air
4.5   額定功率 Rated Power:1.0W in 1CC box
4.6   最大功率Max. Power: 1.5W must be normal white noise (1.5W) for 1 minute in 1.0cc box
4.7   諧波失真DISTORTION :10% max. 2kHz (Mounted in 1cc measure box and in a baffle) Test at 1W/10cm fig(3)
4.8   純音檢聽AUDIBLE NOISE:2.0V Must be free audible noise 300Hz  10KHz; 2.0Vrms, while testing in 1cc box.
4.9   極性POLARITY:  Right side is the “+”,As show in the picture
4.10 重量Weight:Approx. 2.0g

測試方法圖MEASURING CIRCUIT (Fig.1)
H2509P08-01+W

Fig.1 measuring diagram

■頻率響應曲線圖TYPICAL FREQUENCY RESPONSE CURVE (Fig.2)
H2509P08-01+W

Fig.2 Typical frequency response curve

■失真曲線圖SPEAKER DISTORTION CURVE(fig.3)
H2509P08-01+W

Fig.3 Typical distornition frequency response curve

5. 可靠性測試 RELIABILITY TESTS 
揚聲器進行下列測試后SPL變化不允許超出±5dB,不允許有任何機械或者熱損傷。
The sound pressure as specified shall neither deviate more than ±5dB from the initial value, nor any significant damage after any of following testing. 
5.1 高溫試驗 HIGH TEMPERATURE TEST
      High temperature:              +70±2℃  
      Duration:                            16 hours
5.2 低溫試驗LOW TEMPERATURE TEST
      Low temperature :              -30±2℃  
      Duration:                            16 hours
5.3 冷熱沖擊試驗HEAT SHOCK TEST
      High temperature:              +70±2℃
      Low temperature:              -30±2℃
      Changeover time:              < 30 seconds
      Duration:                            1 hour
      Cycle:                                 5
5.4 高溫高濕試驗HUMIDITY TEST
      Temperature:                     +40±2℃
      Relative humidity:              90~95%
      Duration:                           16 hours
5.5 高低溫循環試驗TEMPERATURE CYCLE TEST 
      Temperature:                     -30℃      +20℃        +70℃
      Duration:                            30 minutes  15 minutes    30 minutes
      Temperature gradient:       1~3℃/min.
      Cycle:                                  5
5.6 跌落試驗DROP TEST
      Free drop a unit to the surface of 10mm thick board 
      Height:                               100cm
      Cycle:                                 6 (1 each plain)   onto the concrete board
5.7 可靠性試驗Load test 
      White Noise.:20~20kHz Rated Power: 1.0W 96Hours in 1cc box

6. 外形圖DIMENSIONS 
    Unless otherwise specified, tolerance: ±0.5  (unit: mm)
H2509P08-01+W
H2509P08-01+W
9 前貼 Sponge      
8 焊片SPRING TERMINAL SUS 2  
7 前蓋 FRONT CAP PPA or PBT 1  
6 音圈 VOICE COIL COPPER WIRE 1  
5 膜片 DIAPHRAGM PEEK or PEN 1  
4 U鐵 U YOKE  SPCC 1  
3 極片 POLE PIECE SPCC 1  
2 磁鋼 MAGNET Nd 1  
1 主架 FRAME PPA or PBT 1  
編號No. 零件名稱PART NAME 材料 MATERIAL 數量Q’TY 備注REMARK
Fig4. Outer dimension
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