DCT1455F-0340

 

驱动电压:无源    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, DCT1455F-0340 

B. SPECIFICATION

No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

Hz

4000

square wave

2

Operating Voltage

Vp-p

1 ~25

 

3

Rated Voltage

Vp-p

3

 

4

Current Consumption

mA

MAX. 3

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 80

at 10cm at Rated Voltage

6

Electrostatic Capacity

pF

12000±30%

at 100Hz 1V

7

Operating Temperature

-20~ +70

 

8

Storage Temperature

-30 ~ +80

 

9

Dimension

mm

Φ13.8 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

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

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


 

G. PACKING STANDARD

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