Magnetic Buzzer

Magnetic Buzzer

Magnetic Buzzer A. SCOPE This specification applies magnetic buzzer B. SPECIFICATION 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...
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Product Details

Magnetic Buzzer


A. SCOPE 
This specification applies magnetic buzzer

B. SPECIFICATION

No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

KHz

2.7 ±0.3


2

Operating Voltage

VDC

3 ~ 7


3

Rated Voltage

VDC

5


4

Current Consumption

mA

MAX. 30

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 80

at 10cm at Rated Voltage

6

Tone/Pulse Rate


Constant


7

Operating Temperature

-20 ~ +70


8

Storage Temperature

-30 ~ +80


9

Dimension

mm

Φ9.0 x H5.5

See appearance drawing

10

Weight (MAX)

gram

1.0


11

Housing Material


PPO( Black )


12

Leading Pin


Tin-Plated Brass(Sn)

See appearance drawing

13

Environmental  
Protection Regulation


 RoHS


 
C. APPEARANCE DRAWING  
20151227164919337

 
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


20151229110720554[1]

 
In the measuring test, the buzzer is placed as follows:
201907101151198312852 
 
E. VOLTAGE / CURRENT / SOUND PRESSURE CHARACTERISTICS
201512271650002




F. RELIABILITY TEST

NO.

ITEM

TEST CONDITION AND REQUIREMENT

1

High Temperature
Test (Storage)

After being placed in a chamber with 802℃ for 96 hours and then being placed in normal condition for 2 hours.
Allowable variation of SPL after the test: 10dB.

2

Low Temperature
Test (Storage)

After being placed in a chamber with -302℃ for 96 hours and then being placed in normal condition for 2 hours.
Allowable variation of SPL after the test: 10dB.

3

Humidity Test

After being placed in a chamber with 90-95% R.H. at 402℃ for 96 hours and then being placed in normal condition for 2 hours.
Allowable variation of SPL after the test: 10dB.

4

Temperature Cycle
Test

The part shall be subjected to 5 cycles. One cycle shall be consist of: 
 201907101151208567919

Allowable variation of SPL after the test: 10dB.

5

Drop Test

Drop on a hardwood board of 4cm thick, any directions, 6 times, at the height of 75cm.
Allowable variation of SPL after the test: 10dB.

6

Vibration Test

After being applied vibration of the amplitude of 1.5mm with 10 to 55 Hz band of vibration frequency to each of 3 perpendicular directions for 2 hours.
Allowable variation of SPL after the test: 10dB.

7

Solderability
Test

Lead terminals are immersed in rosin for 5 seconds and then immersed in a solder bath of +3005℃ for 31 seconds.
90% min. lead terminals shall be wet with solder
(Except the edge of terminals).

8

Terminal Strength
Pulling Test

The force of 9.8N(1.0kg) is applied to each terminal in the axial direction for 10 seconds.
No visible damage and cutting off.

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

20151230151346866


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