编号
No.

项目 

Items

规格

Specifications

1

外型尺寸(mm)

Dimensions

ø12×8

2

额定电压(V)

Rated voltage

3

4.5

3

电压范围(V)

Operating voltage

2.2-3.5

4-4.8

4

直流电阻(Ω)

DC resistance

8&plu*n;1

10&plu*n;1

13&plu*n;1

16&plu*n;2

8&plu*n;1

10&plu*n;1

13&plu*n;1

16&plu*n;2

5

电流(mA)

Current

≤70

≤60

≤50

≤40

≤70

≤60

≤50

≤40

6

声压电平(dB)

Sound pressure level

80-88

7

谐振频率(Hz)

Resonant frequency

1500-2500

8

工作温度(℃)
Operating temperature

-20～ 70

9

储存温度(℃)

Storage temperature

-30～ 80

10

重量(g)

Weight

3

设 计

Designed by

审 核

Checked by

批 准
Approved by