DCC9055F-0327

 

驱动电压:无源    发声原理:电磁式    电极引方式:插针式

产品概述

A. SCOPE

    This specification applies magnetic buzzer, DCC9055F-0327

  

B. SPECIFICATION

No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

Hz

2700

Vo-p=1/2duty , square wave

2

Operating Voltage

Vo-p

2 ~ 5

 

3

Rated Voltage

Vo-p

3

 

4

Current Consumption

mA

MAX.80

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 80

at 10cm at Rated Voltage

6

Coil Resistance

Ω

25±4

 

7

Operating Temperature

-20 ~ +60

 

8

Storage Temperature

-30 ~ +70

 

9

Dimension

mm

Φ9.0 x H5.5

See appearance drawing

10

Weight (MAX)

gram

2.0

 

11

Housing Material

 

PPO( Black )

 

12

Leading Pin

 

Tin Plated Brass(Sn)

See appearance drawing

13

Environmental 

Protection Regulation

 

 RoHS

 

 

C. APPEARANCE DRAWING 


Tol : ± 0.5      Unit: mm


 

D.TESTING METHOD   

Standard Measurement conditions

Temperature:25±2℃  Humidity:45-65%


Acoustic Characteristics:

The oscillation frequency, current consumption and sound pressure are measured by the measuring instruments shown below(Recommend Driving Circuit)

In the measuring test, buzzer is placed as follows:

E. Typical Frequency Response Curve

 

 

F. RELIABILITY TEST

 

TEST CONDITION.

Standard Test Condition        :      a) Temperature : +5 ~ +35℃  b) Humidity : 45-85% c) Pressure : 860-1060mbar

一般测试条件              :     a) 温度 : +5 ~ +35℃        b) 湿度 : 45-85%       c) 气压 : 860-1060mbar

Judgment Test Condition              :      a) Temperature : +25 ± 2℃   b) Humidity : 60-70% c) Pressure : 860-1060mbar

争议时测试条件          :      a) 温度 : +25 ± 2℃         b) 湿度 : 60-70%         c) 气压 : 860-1060mbar

 


 

G. PACKING STANDARD

 

 


以下是沛成的廠商包裝方式 :

1. 吸塑盒 材質需硬的(軟的容易造成脫落)

2. 每一層上下都有隔板  (如圖1)

3. 五層最上面&底層都有硬紙板(如圖2)

4. 五層一內盒(如圖2)


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