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          Welcome to the Taizhou city sound electronic technology limited company official website!
          400-006-1982
          PRODUCT
          Location:HOME > PRODUCT
          • 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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