FHDREC9A-常州富鸿达电子有限公司

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FHDREC9A

零件应在一个条件下（温度：5～35℃，湿度：45%～85%R.H.，大气压：860～1060hPa）进行测量，除非调节标准条件（温度：25±3℃，湿度为60±10%R.H.大气压：860~1060hPa）来进行测量。

所属分类：耳机喇叭

关键词：蜂鸣器 | 喇叭| 物化片

产品描述

1.SPECIFICATION
Speaker

1	Dimension	Φ9.2*H3.6
2	Impedance	16±15%ohms
3	Rated Input Power	3mW
4	Max Input Power	5mW
5	Sound Pressure Level	95±3dB SPL @1KHz (0dB SPL=20μPa) Input voltage: 179mV (Sine wave) measured with IEC318 coupler.
6	Distortion	Less exceed≤5% 1mw/1kHz For IEC318 coupler& ear cap.
7	Operating Temperature	-25℃～+50℃
8	Store Temperature	-25℃～+60℃

2.Dimensions Unit: mm

*Unit: mm; Tolerance: ±0.3mm Except Specified

3.Reliability Test 可靠性測試

3.1	High Temperature Test	High Temperature: +60℃±5℃ Duration : 96 hours
3.2	Low Temperature Test	Low Temperature: -25℃±5℃ Duration : 96 hours
3.3	Humidity Test	Temperature: +40℃±5℃ Relative humidity: 90%～95% RH Duration : 96 hours
3.4	Vibration Test	Vibration: 10Hz～55Hz Amplitude: 3.5mm or acceleration : 50m/s2 Duration : 2h per axis=10cycles ; 3 axis
3.5	Temperature Cycle Test	Temperature: -25℃ +60℃ Duration : 2hours 2hours Cycle: 10 Cycle
3.6	Drop Test (under the unit)	Height: 0.75m Cycle: 6 Cycles
3.7	Load Test	Noise: White noise Power: 0.22V Duration: 96 hours and satisfy the test listed on item 05,08,14.