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  • FSR-1235

壓電蜂鳴器FSR-1235

產(chǎn)品名稱 : FSR-1235

類型 : 壓電蜂鳴器

驅動方式 : 無源蜂鳴器

工藝 : 插針蜂鳴器

尺寸范圍 : 10-15mm

詳細說明：

A. SCOPE 
This specification applies piezo buzzer, FSR-1235

B. SPECIFICATION

No.

Item

Unit

Specification

Condition

1

Oscillation Frequency

Hz

4000

square wave

2

Operating Voltage

Vp-p

1 ~ 30


3

Rated Voltage

Vp-p

3


4

Current Consumption

mA

MAX. 3

at Rated Voltage

5

Sound Pressure Level

dB

MIN. 60

at 10cm at Rated Voltage

6

Electrostatic Capacity

pF

12000±30%

at 100Hz 1V

7

Operating Temperature

℃

-20~ +70


8

Storage Temperature

℃

-30 ~ +80


9

Dimension

mm

Φ12.2 x H3.5

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  
 
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. 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 
Each minimum package unit of products shall be in a carton box and it shall be clearly marked with Part Number, quantity and outgoing inspection number. There shall be no mechanical damage on products during transportation and/or in storage.


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