FHDSP32A-Changzhou FHD electronics Co.,Ltd

Home page

Products

FHDSP32A

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

Online message

Keywords: buzzer | horn | materialized film

Product Description

1.SPECIFICATION
Speaker

1	Dimension	φ 32 * H 5.2mm
2	Impedance	12Ohm ± 20% at 1KHz
3	Rated Input Power	0.25W
4	Max Input Power	0.5W
5	Lowest Resonance Frequency	500 20% Hz @ 1V. (Without Baffler)
6	Audible Noise	input power shall be set at rated noise power(0.25W). 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	97±3dB SPL(0.1m,0.25W) at 0.8,1.0,1.2,1.5KHz (0dB SPL = 20μPa)
8	Distortion	Less exceeded ≤ 10%
9	Operating Temperature	-30 ℃ to +60 ℃
10	Store Temperature	-40 ℃ to +65 ℃

2. Dimensions

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.

3.Reliability Test Reliability Test

3.1	High Temperature test	High Temperature: +65 ℃ 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: 1.52mm or acceleration : 50m/s2 Duration : 2h per axis = 10 cycles ; 3 axis
3.5	Temperature Cycle Test	Temperature: -40 ℃ +65 ℃ Duration : 1 hours 1 hours Cycle: 10 Cycle
3.6	Drop Test (under the unit)	Height: 1.5m Cycle: 10 Cycles
3.7	Load Test	Noise: White noise Power: 0.25W 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

6. PACKING METHOD