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                        H2610P04-02 2W
                        H2610P04-02 2W
                        产品概述:
                        详细介绍
                        1. DESCRIPTION
                            This specification covers our product of dynamic speaker unit for cordless/mobile telephone and ear phone use.

                        2. GENERAL REQUIREMENTS
                            2.1 OPERATING TEMPERATURE RANGE: -20℃ ~ +70℃
                            2.2 STORAGE TEMPERATURE RANGE:     -40℃ ~ +80℃

                        3. WEIGHT: Approx 2.1 gram

                        4. TEST CLIMATIC CONDITIONS 
                            STANDARD TEST CONDITIONS:           JUDGEMENT CONDITIONS:
                            Temperature:           17~25℃                Temperature:            20±2℃  
                            Relative Humidity:   45%~80%(RH)      Relative Humidity:     60%~70%(RH)
                            Air Pressure:             860~1060 hPa      Air Pressure:              860~1060 hPa

                        5. ELECTRICAlL REQUIREMENTS
                            5.1Rated Impedance (in 1.0cc box)                          4.0±15% ohms @2kHz, 1Vrms input 
                            5.2 Rated Noise Power (in 1.0cc box)                      2.0 Watts
                            5.3 Short Term Maximum Power (in 1.0cc box)       2.5Watt 

                        6. ACOUSTICAlL REQUIREMENTS           
                            6.1 Sound Pressure Level (in 1.0cc box)                  100±3dB at 2.0W/10cm at 1KHz 
                            6.2 Bass Resonance Frequency          
                                  4.2.1 Resonance frequency in free air               600±20% Hz   
                                  4.2.2 Resonance frequency(in 1.0cc box)          950±20% Hz   
                            6.3 Rated Frequency Range                                
                                  Frequency Response                                          See Figure 2
                                  Test at 2.0W/10cm
                            6.4 THD                                                                     See Figure 3
                                  (Mounted in 1.0cc measure box and in a baffle)      Test at 2.0Vrms/10cm        
                            6.5 Rub & Buzz        
                                  A sine sweep among 300-5000Hz at 2.0Vrms with 1.0cc back cavity will not result in any buzzing or extraneous sound.

                        7. POLARITY  REQUIREMENTS       
                            7.1  When a DC sources "+" polarity is attached to speaker's "+" polarity, "-" polarity is attached speaker's "-" polarity, the membrane will move forward.
                            7.2  SPL and Frequency Response Curve(fig.1)
                            Electrical and acoustical measuring condition 
                        H2610P04-02 2W
                        7.3 Frequency Response Curve (fig.2)
                        Resonance frequency in 1cc closed box
                        H2610P04-02 2W

                        7.4 THD (fig.3)
                        Mounted in 1cc closed box and in a baffle 
                        H2610P04-02 2W

                        Limit date for THD
                        Frequency(Hz)
                        Limits
                        500
                        35
                        800
                        20
                        1000
                        10
                        8000
                        10

                        8. RELIABILITY TESTS 
                            The sound pressure as specified shall neither deviate more than ±3dB from the initial value, nor any significant damage after any of following testing.
                            8.1 HIGH TEMPERATURE TEST
                                  High temperature:              +80±2℃  
                                  Duration:                             96 hours
                            8.2 LOW TEMPERATURE TEST
                                  Low temperature :              -40±2℃  
                                  Duration:                            96 hours
                            8.3 HEAT SHOCK TEST 
                                  High temperature:              +80±2℃
                                  Low temperature:               -40±2℃
                                  Changeover time:               < 30 seconds
                                  Duration:                             30minutes
                                  Cycle:                                   10
                            8.4 HUMIDITY TEST
                                  Temperature:                       +40±2℃
                                  Relative humidity:                90~95%
                                  Duration:                              40 hours
                            8.5 DROP TEST
                                  Mounted with dummy set mass:   100 g
                                  Height:                                 1.5 m
                                  Cycle:                                   6 (1each plain)
                                  Onto the concrete board
                            8.6 Operating Life:
                                  White Noise Connected 100HZ High Pass Filter,in 1CC BOX,  Rated Power: 2.0W  48Hours 

                        9.MECHANICAL LAYOUT & DIMENSIONS (Fig.4) 
                        Unless otherwise specified, tolerance:   ±0.2  (unit: mm)
                        Fig.4 Mechanical layout & dimensions
                        H2610P04-02 2W
                        Bill of Material
                        ITEM
                        DESCRIPTIONS
                        SPEC.
                        SUPPLIER
                        QTY
                        REMARK
                        1
                        Leaf spring
                        Stainless stell
                        Pengbang
                        2
                        2
                        Frame
                        PPA
                        Pengbang
                        1
                        3
                        Yoke ass'y
                        Plastic
                        Shanglong
                        1
                        4
                        Voice coil
                        Cu. wire
                        zizhi
                        1
                        5
                        pole plate
                        08F
                        shanglong
                        1
                        6
                        Magnet
                        Nd-Fe-B
                        zhongzheng
                        1
                        7
                        Diaphragm
                        PEEK
                        zizhi
                        1
                        8
                        Front cover
                        PPA
                        pengbang
                        1

                        10. PACKING (Fig.5)
                              TBD
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