Hello, welcome to Jiangyin Fuding Communication Equipment Co.,LTD.

SMD-140040H

SMD-140040H
NAME: SMD-140040H
TYPE: Piezo Transducer&Buzzer
DRIVE: Passive buzzer
PROCESS: Patch buzzer
SIZE: 10-15mm
Description

A. SCOPE
This specification applies piezo buzzer, SMD-140040H-05040TJ

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

5

 

4

Current Consumption

mA

MAX. 5

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 80

at 10cm at Rated Voltage

6

Electrostatic Capacity

pF

15000±30%

at 100Hz 1V

7

Operating Temperature

-30~ +85

 

8

Storage Temperature

-40 ~ +85

 

9

Dimension

mm

14.1 x 14.1 x H4.1

See appearance drawing

10

Weight (MAX)

gram

1.2

 

11

Housing Material

 

LCP(Black )

 

12

Leading Pin

 

 Plated Brass(Au)

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. Soldering Condition
(1)Recommendable reflow soldering condition is as follows
(Reflow soldering is twice)
Note:It is requested that reflow soldering should be executed after heat of product goes down to normal.

  Heat resistant line
(Used when heat resistant reliability test is performed)
(2)Manual soldering
   Manual soldering temperature 350 ℃ within 5 sec.   
 

G. RELIABILITY TEST

NO.

ITEM

TEST CONDITION AND REQUIREMENT

1

High Temperature Test

At + 85℃ input 9 Vp-p for 240 hours.
Allowable variation of SPL after test: 10dB.

2

Low Temperature Test

At -25℃ input 9 Vp-p for 240 hours.
Allowable variation of SPL after test: 10dB.

3

High Temperature
Test (Storage)

After being placed in a chamber with +85℃ for 240 hours and then being placed in normal condition for 2 hours.
Allowable variation of SPL after test: 10dB.

4

Low Temperature
Test (Storage)

After being Placed in a chamber with -40℃ for 240 hours and then being placed in normal condition for 2 hours.
Allowable variation of SPL after test: 10dB.

5

Temperature &Humidity Cycle Test

The receiver shall be cycle 5 times through as follows:

a: 90-100% R.H
b: 90-95% R.H

5 cycles

Allowable variation of SPL after test: 10dB.

6

Thermal Shock
Test

The part shall be subjected to 1000 cycles. One cycle shall be consist of:

 

Allowable variation of SPL after test: 10dB.

7

Vibration Test

with 10 ~ 200 ~10 Hz sin-wave sweep 15min. 49m/sec² (constant) X,Y,Z 3 direction 2 hours each total 6 hours.
Allowable variation of SPL after test: 10dB.

8

Fixed Drop Test

Fix on jig then drop from 152cm heigh to the concrete floor X,Y,Z 6 direction 5 times each total 30 times.
Allowable variation of SPL after test: 10dB.

9

Room Temperature Test

At Room temp input 9 Vp-p for 240 hours.
Allowable variation of SPL after test: 10dB.

10

DC Voltage Test

DC 2.53V for 1 hour.

11

Solderability
Test

Pretreatment : 40 ℃ 90-95% R.H 240 hours.
Soldering into solderbath:solder Temp. +2355℃ for 20.5 seconds .

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
 

H. PACKING STANDARD

CLOSE
TOP