产品名称：FDS-130047R8W0.5
尺寸：13mm
额定功率：0.5W
MAX功率：1.0 W
阻抗：8±15% Ω
重量：0.65g ± 0.3g
灵敏度/声压：88± 3 dB
谐振频率：950Hz±20%
频率范围：20KHz
2.Characteristics
2.1 Electrical and Mechanical Characteristics
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ITEM |
SPECIFICATIONS |
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01 |
Type |
Dynamic speaker |
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02 |
Dimension |
External diameter 13 mm |
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03 |
Rated Input Power |
0.5W (Long Time) |
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04 |
Max. Input Power |
1.0W for 1 minute |
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05 |
Impedance |
8 ohm ± 15% at 2000Hz. |
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06 |
Resonance Frequency (Fo) |
950Hz ± 20% at Fo, 1V |
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07 |
Sensitivity (S.P.L.) |
88dB (0.1W / 0.1m) ± 3 dB |
atAVE1.0K,1.2K,1.5K, 2.0KHz. |
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08 |
Frequency Range |
Fo – 20KHz |
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09 |
Total Harmonics Distortion |
Max 8 % at 1 KHz,0.5W. |
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10 |
Voice Coil |
Diameter 7.4mm |
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11 |
Magnet |
Rare earth permanent (Nd-Fe-B) magnet Φ6.9 x1.2mm |
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12 |
Weight |
0.65g ± 0.3g |
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13 |
Appearance |
Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc. |
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14 |
Operation Test |
Must be normal at program source – 0.5W |
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15 |
Buzz, Rattle, etc. |
Should not be audible at 2.0V sine Wave between Fo to 20KHz |
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16 |
Polarity |
When positive voltage is applied to the terminal marked (+), diaphragm should move to the front. |
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17 |
Terminal Strength |
Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection. |
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18 |
Temperature |
Operating temperature: -20℃ to +60℃ Storage temperature: -30℃ to +70℃ |
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2.2. MEASURING METHOD
Test Condition
A.STANDARD
Temperature : 15 ~ 35℃
Relative humidity : 25% ~ 85%,
Atmospheric pressure : 860mbar to 1060mbar.
Atmospheric pressure : 860mbar to 1060mbar.
B.BASIC
Temperature : 20±3℃
Relative humidity : 60% ~ 70%,
Atmospheric pressure : 860mbar to 1060mbar
C.Standard Test Fixture
1.Input Power :0.5W ( 2.0V )
2.Zero Level : -dB
3.Mode : SPEAKER
4.potentiometer Range : 50dB
5.Sweep Time : 0.5sec
3.FrequencyResponse Curve
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