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  • FSC-6737F

FSC-6737F

Name : FSC-6737F

Type : Electromagnetic Buzzer

Drive Mode : Passive Buzzer

Technology : Pin Buzzer

Size : 5-10mm

Description:

A. SCOPE

    This specification applies magnetic buzzer,FSC-6737F


B. SPECIFICATION 


No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

Hz

3100

Vo-p=1/2duty , square wave

2

Operating Voltage

Vo-p

2 ~ 4


3

Rated Voltage

Vo-p

3


4

Current Consumption

mA

MAX.80

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 75

at 10cm at Rated Voltage

6

Coil Resistance

Ω

16±3


7

Operating Temperature

-20 ~ +60


8

Storage Temperature

-30 ~ +80


9

Dimension

mm

Φ6.7 x H3.7

See appearance drawing

10

Weight (MAX)

gram

0.8


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


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 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 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 test: 10dB.

4

Temperature Cycle
Test

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


Allowable variation of SPL after test: 10dB.

5

Drop Test

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

6

Vibration Test

After being applied vibration of 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 test: 10dB.

7

Solderability
Test

Lead terminals are immersed in rosin for 5 seconds and then immersed in 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 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


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