MODEL: SP-1511-2 PRODUCT: Dynamic Speaker EDITION: A/2016 THIS SPECIFICATION COVERS OUR PRODUCT OF DYNAMIC SPEAKER UNIT FOR MOBILE TELEPHONE USE. SPEAKER ELECTROACOUSTIC CHARACTERISTICS sound pressure level 82±3dB SPL @0.7,0.8 ,1.0,1.5and2.0KHz in average (0dB SPL=20μPa) Measuring condition: 0.1W (Sine wave) 10cm measured with baffler 90±3dB SPL @0.7,0.8 ,1.0,1.5 and 2.0KHz in average (0dB SPL=20μPa) Measuring condition: 0.6W (Sine wave) 10cm measured with baffler resonance frequency (FO) 650±20%Hz @ 1V in free air (as show in Fig. 2) 900±20%Hz @ 1V in 1cc box (as shown in Fig. 3) rated noise power 0.5W short term max power 0.8W (in 1cc box) operation test Must be free audible noise (buzzes and rattles) (300~5KHz frequency range, input level up to 2.0Vrms in 1cc box) distortion Less than 10% @1KHz, 0.1M,0.1W Frequency range, input level up to 0.1W) GENERAL SPECIFICATIONS operating temperature range -20oC ~+60oC standard test conditions temperature 17oC ~25oC relative humidity 45%~80%(RH) ac impedance 8±15%Ω(@2KHz 1V) without baffler dimension 15 x 11 x 3.5mm RELIABILITY TESTS The sound pressure as specified shall neither deviate more than ±3dB form the initial value, nor have any significant damage after any of following testing. HIGH TEMPERATURE TEST high temperature +60±2oC duration 96 hours LOW TEMPERATURE TEST low temperature -20±2oC duration 96 hours HEAT SHOCK TEST high temperature +60±2oC low temperature -20±2oC changeover time <30 seconds duration 1 hour cycle 100 PAGE 1/6 MODEL: SP-1511-2 PRODUCT: Dynamic Speaker EDITION: A/2016 RELIABILITY TESTS (Continued) HUMIDITY TEST temperature + 40±2oC relative humidity 90%~95% duration 96 hours TEMPERATURE CYCLE TEST temperature -20oC +60oC duration 45minutes 45minutes temperature gradient 1~3oC/min cycle 25 DROP TEST mounted with dummy set mass 100 g height 1.5 m cycle 6(1 each plain) onto the concrete board LOAD TEST speaker mode white noise(EIA filter)for 1 [email protected](in 1CC box) input power MEASURING METHOD (SPEAKER MODE) STANDARD TEST CONDITION temperature 15 ~ 35oC relative humidity 45% ~ 85% atmospheric pressure 860mbar to 1060mbar STANDARD TEST FIXTURE input power 0.1W(0.89V) zero level -dB mode TSR potentiometer range 50dB sweep time 0.5sec Standard test condition of speaker Power Amplifier Microphone 318 Speaker Audio Analyzer 6125y PAGE 2/6 MODEL: SP-1511-2 PRODUCT: Dynamic Speaker EDITION: A/2016 FREQUENCY RESPONSE CURVE (Fig. 2) 0.1W/10cm, in free air output S.P.L 32 Ω dynamic speaker test distortion PAGE 3/6 MODEL: SP-1511-2 PRODUCT: Dynamic Speaker EDITION: A/2016 FREQUENCY RESPONSE CURVE (Fig. 3) 0.5W/10cm, in free air output S.P.L 32 Ω dynamic speaker test distortion PAGE 4/6 MODEL: SP-1511-2 PRODUCT: Dynamic Speaker EDITION: A/2016 DIMENSIONS Tolerance: ±0.5 (unit: mm) 11 3.5 9.4 13.4 15 12.2 8.2 no. part name material quantity 1 Cap Scotch ABS 1 2 Diaphragm PEEK 1 3 Magnet Nd Fe B10.6*6.6*1.1 1 4 Plate3 SPCC10.65*6.65*0.3 1 5 Voice Coil POLYURETHANEENAMELLED WIRE 10.95*6.95*1.05 1 6 Frame BLACK PBT 1 PAGE 5/6 MODEL: SP-1511-2 PRODUCT: Dynamic Speaker EDITION: A/2016 PACKING 100 10=1000PCS 100 X ¡10Ñ = 1000 PCS 1000 X ¡5 Ñ 5000 PCS 1000 5==5000PCS PAGE 6/6