FHDQT4025A

常州富鸿达电子有限公司成立于2010年，生产蜂鸣器，喇叭，报警器，咪头等电声器件，是一家集研发、生产、销售一体的企业。

类别：

产品详情

APPROVAL SHEET

FOR

MYLAR SPEAKER

常州富鸿达电子有限公司

CHANG ZHOU FHD ELECTRONICS CO., LTD.

CUSTOMER No.:

CLUE No.:

MODEL No.:

FHDQT4025A-001

OUR PART No.:

CUSTOMER PART No.:

CUSTOMER	APPROVED	CHECKED

Add: Xujia Industrial Park, ZhenLu Town, Changzhou City, Jiangsu China.

江苏省常州市天宁区郑陆镇工业大道2号

Tel: +86-519-83822009

Fax: +86-519-88739926

Email: sales@czfhd.com; http://www.czfhd.com

1.SPECIFICATION
Speaker
1	Dimension		4025H6.8mm
2	Impedance		8Ω±20% at 2 KHz 1.0Vms Sine Wave
3	Rated Input Power		1.5W
4	Max Input Power		2.0W
5	Lowest Resonance Frequency		1250HZ±20% at 1.0V Sine wave
6	Buzz Sound		Must be free audible noise (buzzes and rattles)(F0 ~ 15KHz frequency range ,input level up to 2.83V)
7	Sound Pressure Level		93±3dB(AT 0.1m/1.0W, Average at 1KHZ)
8	Distortion		Not exceed 10% at 2KHz 1W
9	Operating Temperature		-20℃～+60℃
10	Store Temperature		-30℃～+70℃
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: +70℃±3℃ Duration : 96 hours
3.2	Low Temperature Test	Low Temperature: -30℃±3℃ Duration : 96 hours
3.3	Humidity Test	Temperature: +40℃±5℃ Relative humidity: 90%～96% RH Duration : 96 hours
3.4	Vibration Test	Vibration: 10Hz～500Hz Amplitude: 0.35mm or acceleration : 50m/s2 Duration : 2h per axis=10 cycles ; 3 axis
3.5	Temperature Cycle Test	Temperature: -30℃ +70℃ Duration : 2 hours 2 hours Cycle: 6 Cycle
3.6	Drop Test (under the unit)	Height: 1.0m Cycle: 10 Cycles
3.7	Load Test	Noise: White noise Power: 1.5W Duration: 96 hours and satisfy the test listed on item 05,08,14.