喇叭 S3020-08-常州富鸿达电子有限公司

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喇叭 S3020-08

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。

1. SPECIFICATIONSpeaker1Dimension20×14H3.8(本体)2Net WeightApprox 1.9g3Impedance8±15%Ωat2.0KHz,1.0V4RatedInputPower0.5W5MaxInputPower0.8W6LowestResonanceFrequency900Hz±20%7AudibleNoiseMustbefreeaudiblen

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产品描述

1. SPECIFICATION
Speaker
1	Dimension		20×14H3.8(本体)
2	Net Weight		Approx 1.9g
3	Impedance		8±15%Ω at2.0KHz,1.0V
4	Rated Input Power		0.5W
5	Max Input Power		0.8W
6	Lowest Resonance Frequency		900Hz±20%
7	Audible Noise		Must be free audible noise (buzzes and rattles)(F0 ~ 2KHz frequency range ,input level up to 2.0Vrms)
8	Sound Pressure Level		90±3dB/0.1W 0.1M at 1.0,1.2,1.5,2.0KHz
9	Distortion		Not exceed 5% at 1KHz, Input: 0.5W
10	Operating Temperature		-20℃～+50℃
11	Store Temperature		-30℃～+55℃
2. D 2. Dimensions		Unit: mm

*Unit: mm; Tolerance: ±0.5mm Except Specified

3. Reliability Test 可靠性測試

3.1	High Temperature Test	High Temperature: +70℃±3℃ Duration : 96 hours
3.2	Low Temperature Test	Low Temperature: -20℃±3℃ Duration : 96 hours
3.3	Humidity Test	Temperature: +40℃±2℃ Relative humidity: 90%～96% RH Duration : 96 hours
3.4	Vibration Test	Vibration: 10Hz～55Hz～10Hz Oct/min Amplitude: 1.5mm Duration : 2 hours in each of 3 axes
3.5	Temperature Cycle Test	Temperature: -20℃ +70℃ Duration : 2 hours 2 hours Cycle: 5 Cycle
3.6	Drop Test (under the unit)	Height: 1.5m Cycle: 12 Cycles
3.7	Load Test	Noise: White noise (EIA filter) Power: 0.5W Duration: 96 hours