DCK3914F-0934

 

驱动电压:有源    发声原理:压电式    电极引方式:插针式

产品概述

A. SCOPE

    This specification applies piezo buzzer, DCK3914F-0934  


B. SPECIFICATION 

No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

KHz

3.4±0.5

 

2

Operating Voltage

VDC

6 ~ 12

 

3

Rated Voltage

VDC

9

 

4

Current Consumption

mA

MAX. 10

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 90

at30cmat Rated Voltage

 

Electrostatic Capacity

pF

25000±30%

at 100Hz 1V

6

Tone Nature

 

Single

 

7

Operating Temperature

-20~ +70

 

8

Storage Temperature

-30 ~ +80

 

9

Dimension

mm

Φ40.6 x H14

See appearance drawing

10

Weight (MAX)

gram

8.0

 

11

Housing Material

 

Nylon

 

12

Leading Pin

 

 H62(Cu) Plating (Ni)

See appearance drawing

13

Environmental 

Protection Regulation

 

 RoHS

 

C. APPEARANCE DRAWING 


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


In the measuring test, buzzer is placed as follows:

E. VOLTAGE / CURRENT / SOUND PRESSURE CHARACTERISTICS

 

F. RELIABILITY TEST

 

TEST CONDITION.

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

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


 

G. PACKING STANDARD


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