FHDSP1511B-Changzhou FHD electronics Co.,Ltd

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FHDSP1511B

Parts shall be measured under one condition (temperature: 5~35 ℃, humidity: 45% ~ 85% R.H., atmospheric pressure: 860 ~ 1060hPa), unless standard conditions (temperature: 25±3 ℃, humidity: 60±10%R.H. atmospheric pressure: 860 ~ 1060hPa) are adjusted.

Category： Mylar Horn

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Keywords: buzzer | horn | materialized film

Product Description

1.SPECIFICATION
Speaker

1	Dimension	1511 H2.5
2	Impedance	8Ohm ± 20% at 1.0KHz
3	Rated Input Power	0.5W ( in 1cc box )
4	Max Input Power	0.7W ( in 1cc box )
5	Lowest Resonance Frequency	400 20% Hz
6	Audible Noise	The input power shall be set at rated noise power(0.5W). Using an audio oscillator sweep from F0 to 10KHZ in free air. There shall be no buzzes,rattles,nor spurious noises.
7	Sound Pressure Level	80±3dB SPL(0.1m,0.1W) at1.0,1.2,1.5,2.0KHz (0dB SPL = 20μPa)
8	Distortion	Less exceeded ≤ 10% at1.0KHz
9	Operating Temperature	-30 ℃ to +70 ℃
10	Store Temperature	-40 ℃ to +80 ℃

2.Dimensions

3.Reliability Test Reliability Test

3.1	High Temperature Test	High Temperature: +80 ℃ 5 ℃ Duration: 96 hours
3.2	Low Temperature Test	Low Temperature: -40 ℃ 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: 1.5mm or acceleration : 50m/s2 Duration : 2 h per axis = 10cycles ; 3 axis
3.5	Temperature Cycle Test	Temperature: -40 ℃ +80 ℃ Duration : 2 hours 2 hours Cycle: 5 Cycle
3.6	Drop Test (under the unit)	Height: 1.0m Cycle: 10 Cycles
3.7	Load Test	Noise: White noise Power: 0.5W ( in 1cc box ) Duration: 96 hours and satisfy the test listed on item 05,08,14.

The test shall be carried out on the parts that passed 12hours in temperature 20℃.
The sensitivity difference from the initial value shall be within ±3dB.

4.Electrical And Acoustical Measuring Condition