1

Model

5717LCM04-2

2

Dimension

Outline Dimension Shall Be As Shown In Fig(1).

3

Weight

Approx 48    Grams.

4

Magnet

Materials  Nd-Fe-B   Size:φ 32*18*6

5

Impedance

4± 15% ohm    At  1000Hz/1v.

6

Power Rating

Normal 4.0W.   Maximum 5.0 W.

7

Lower Resonant Frequency

450Hz±20%

8

Output Sound Pressure Level

(S.P.L)

108±3db/1Watt 1Meter.Average At1000,1200,1500,2000Hz.

Measurement Method Shown In Fig(2).

9

Frequency Range

FO~6KHz.Average SPL-20db. Shown In Fig(3).

10

Distortion

5% Maximum At 1000Hz. 4.0W.

11

Abnormal Sound Test

Must Be Normal By 4.0 Volts.Sine Wave.

12

Polarity

Diaphragm Shall More Forward When Apply a Positive DC

Current To The “+” or “marked” Terminal.

13

Operating Temperature

-20°C to +65°C

14

Storage Temperature

-25°C to +65°C

15

Reliable Test

15-1

Load Test

Must be normal after load test:white noise 4.0 W 24 hours.

15-2

Heat Test

Must be normal after   65±2 °C and relative humidity 20~25% 16hours And then room temperature 1 hours.

15-3

Cold Test

Must be normal after   -25±2 °C 16hours and then room temperature 1 hours.

15-4

Humidity Test

Must be normal after   65±2 °C and relative humidity 90~95% 16hours And then room temperature 1 hours.