厂家销售7525 8530侧孔发音电磁式贴片无源蜂鸣器

No.

Item

Unit

Specification

Condition

1

Rated Voltage

額定電壓

Vo-p

5.0

Vo-p

                              0V

2

Operating Voltage

操作電壓

Vo-p

4.0 ~ 6.0

3

Mean Current

平均耗電流

mA

Max.80

Applying rated voltage,2731Hz square wave, 1/2duty

施以額定電壓,2731Hz,正向方波, 50%負載

4

Sound Pressure Level

輸出音壓

dBA

Min.85

(Typical 75)

Distance at 10cm(A-weight free air). Applying rated voltage 2731Hz,square wave, 1/2duty

在自由音場10 公分處,施以額定電壓,2731Hz,方波,50%負載

5

Coil Resistance

直流阻抗

Ω

30.0 ± 5.0

6

Rated Frequency額定頻率

Hz 

2731

7

Operating Temp.

操作溫度

℃

-30 ~ +70

8

Dimension

尺寸

mm

Φ7.5 × H2.5

See attached drawing.

請參照外觀尺寸圖

9

Weight

重量

gram

1.8

10

Material

材質

PPO (Black)

11

Terminal

端子

/

Pin type

(鍍锡/Plating Sn)

12

Potting.

罐封

/

Two-component Epoxy

无

13

Printing Mark

印字

N/A

无印字

14

Environmental  Protection Regulation

環保法規

/

 RoHS