Speaker 2 Watt 8 Ohm JST-PH2.0 Interface, Compatible with Arduino Motherboard

一、规格概述?Specification

口径

Size

58×23 ± 0.5 mm

全 ???高

Overall height

10± 1 mm

环 ??保

RoHS

ROHS

重 ???量

Total weight

15.5± 5 %g

二、特 ???性characteristics?

No.

项目

ITEMS

规格SPECIFICATION

测试条件TESTINGCONDITIONS

1

额定阻抗

Rated impedance

?8? ± 15 % Ω

GB/T9396 Without?a baffle At 1000Hz.

2

额定共振频率（fo）

Rated resonance frequency

650±20 % Hz

WITHOUT ?BAFFLE

3

额定特性灵敏度

Rated sound pressure level

?88 ?±3dB

0.5M/1W

4

额定频率范围

Rated frequency range

fo??～??20?kHz

Refer to GB/T9396 ?SPL -10dB?or less

5

额定噪声功率

Rated noise power

2W

Pink noice

170Hz~ 15K Hz

6

额定长期最大功率

Rated long?term maximum power

3W

GB/T9396-1996

7?

纯音检听

Buzz?and Rattles?check

Fo?～ 20K?Hz, Must be normal

正弦信号 SINE SINGLE

4．0V， fo ～20 kHz

8?

总谐波失真系数

Rated total ?harmonic distortion

≤5% MAX

GB/T9396

9?

极 ???性

Polarity

If the cone paper of speaker is?obverse, terminal is in the lower, Positive in the right side.

GB/T9396-1996

10

绝缘电阻

Insulation resistance

?

≥?1?MΩ

GB/T9397????100±10%V DC for?1 minute,Between the terminal and the exposed metallic part.

11

高温贮存试验

High-Temperature preservation?test

?

After test

Accord seventh

GB/T9396 ?

Pink noise 3W, ?16H

12

低温贮存试验

Low-Temperature?

Preservation test

After test

Accord seventh

GB/T9397??-10±3 OC?operatingfor 1h then depositing -25±3 OC?for 2h,?then resuming for 4h at normal atmosphere conditions.

13

稳态湿热试验

Static?Humidity/temperature

test

?

After test

Accord seventh

GB/T9397 ?At 40±2?OC?and 93%R.H depositing for 96h, then resuming for 24h at normal atmosphere conditions.

14

滑落冲击试验

Sliding shock test

After test

Accord seventh

GB/T9397 ?The load speaker shall be dropped 1times from in length of 1M in a angle of 75 inclination.