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FHDSP40A


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FHDSP40A

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 speaker

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Keywords: buzzer | horn | materialized film

Product Description

1.SPECIFICATION
Speaker

1

Dimension

φ 40 * H5.4

2

Impedance

32Ohm 20% at 1.0KHz

3

Rated Input Power

0.5W

4

Max Input Power

1.0W

5

Lowest Resonance Frequency

500 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.

Sound Pressure Level

102 3dB SPL(0.1m,0.5W) 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 = 10 cycles ; 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

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

5.Frequency Response

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Submission
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Contact Us

0086-519-83822009

Mobile Phone: 008613813568186
Fax: 0519-88739926
Mailbox:
eve.jiang@czfhd.net
Address:
Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province

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