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400-006-1982
压电式蜂鸣器
  • FSD-3916

FSD-3916

产品名称 : FSD-3916

详细说明:

A. SCOPE 
This specification applies piezo buzzer, FSK-3916
 
B. SPECIFICATION

No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

KHz

3.4±0.5


2

Operating Voltage

VDC

7 ~12


3

Rated Voltage

VDC

9


4

Current Consumption

mA

MAX. 20

at 7.5V

5

Sound Pressure Level

dB

MIN. 90

at 30cm at Rated Voltage

6

Tone Nature


Single


7

Operating Temperature

-20~ +60


8

Storage Temperature

-30 ~ +70


9

Dimension

mm

Φ39 x H16

See appearance drawing

10

Weight (MAX)

gram

12


11

Housing Material


ABS(Black)


12

Leading Pin


 Tin Plating (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 30
 
In the measuring test, buzzer is placed as follows:

 
 
E. VOLTAGE / CURRENT / SOUND PRESSURE CHARACTERISTICS

F. RELIABILITY TEST                                            

NO.

ITEM

TEST CONDITION AND REQUIREMENT

1

High Temperature
Test (Storage)

After being placed in a chamber with 702℃ 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 1.5mmwith 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 
 

 

H. Drive Circuit

 


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