产品描述(超薄喇叭)
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
ITEM | SPECIFICATIONS |
01 | Type | Dynamic speaker |
02 | Dimension | External diameter 13 mm |
03 | Rated Input Power | 0.5W (Long Time) |
04 | Max. Input Power | 1.0W for 1 minute |
05 | Impedance | 8 ohm ± 15% at 2000Hz. |
06 | Resonance Frequency (Fo) | 950Hz ± 20% at Fo, 1V |
07 | Sensitivity (S.P.L.) | 88dB (0.1W / 0.1m) ± 3 dB | atAVE1.0K,1.2K,1.5K, 2.0KHz. |
08 | Frequency Range | Fo – 20KHz |
09 | Total Harmonics Distortion | Max 8 % at 1 KHz,0.5W. |
10 | Voice Coil | Diameter 7.4mm |
11 | Magnet | Rare earth permanent (Nd-Fe-B) magnet Φ6.9 x1.2mm |
12 | Weight | 0.65g ± 0.3g |
13 | Appearance | Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc. |
14 | Operation Test | Must be normal at program source – 0.5W |
15 | Buzz, Rattle, etc. | Should not be audible at 2.0V sine Wave between Fo to 20KHz |
16 | Polarity | When positive voltage is applied to the terminal marked (+), diaphragm should move to the front. |
17 | Terminal Strength | Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection. |
18 | Temperature | Operating temperature: -20℃ to +60℃ Storage temperature: -30℃ to +70℃ |
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
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产品描述