Specifications
Item
Unit
Specification
Rated Voltage
VDC
5.0
Operating Voltage
VDC
4.0 ~ 7.0
WST BUZZER
Mean Current
mA
30 Max
At rated voltage
Acoustic Product Specification
Sound Output
dBA
85
At 10cm at rated voltage
Rated Frequency
Hz
2400 ±300
Operating Temp
℃
-30 ~ +70
Storage Temp
℃
-40 ~ +85
Dimension
mm
12.8 × 12.8 ×
H7.0
Weight
gram
2.0
Product Number: WST-1307S
Release | Revision: B/2018
Material
PPS (Gray)
Terminal
SMD Type
(Plating Sn)
Environmental
Protection Regulation
RoHS
Condition
See attached drawing
See attached drawing
Test condition:
Temperature: +25±2 ℃ Related humidity: 65±5% Air pressure: 86-106KPa
CONTENTS
This document contains the
technical specifications for the
electromagnetic buzzer.
Page 1
Specifications
Mechanical Characteristics
Mechanical Characteristics
Item
Test condition
Evaluation standard
Solderability
Lead terminals are immersed in
rosin for 5 seconds and then
immersed in the solder bath at
+250±5oC for 3±0.5 seconds.
90% min. lead
terminals shall be wet
with solder.
Page 2
Environment Test
No interference in
operation.
Reliability Test
Soldering Heat
Resistance
Page 3
Recommended Temperature
Profile
Lead terminal are immersed in
the soldering bath at +250±5oC
for 2±0.5 seconds.
Terminal Mechanical
Strength
Apply the terminal with 1KG
tension for 1 minute.
No damage and
cutting off.
Inspection Fixture
Vibration
The part shall be subjected to a
vibration cycle of 10Hz to 55Hz
to 10Hz in a period of 1 minute.
Total peak amplitude shall be
1.52mm(9.3G). The vibration test
shall consist of 2 hours per axis in
each three axes(X,Y,Z).
Total 6 hours.
Drop Test
The part is dropped from a height
of 75cm onto a 40mm thick
wooden board 3 times in 3
axes(X,Y,Z). Total of 9 times.
After the test, the
part shall meet
specifications
without any damage
in appearance and
performance except
SPL. The SPL should
be in ±10dBA
compared with
initial one.
Recommended Land Pattern
Page 4
Frequency Response Curve
Page 5
Dimensions
Page 6
Packing
1
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Environment Test
Item
Test condition
Evaluation standard
High Temp. Test
The part is placed in a chamber
at +85oC for 96 hours.
Low Temp. Test
The part is placed in a chamber
at -40oC for 96 hours.
Thermal Shock
The part shall be subjected to
10 cycles. Each cycle shall
consist of:
After the test the part
shall meet specifications
without any
degradation in
appearance and
performance except
SPL.
After 4 hours at +25oC,
the SPL should be in
±10dBA compared with
initial one.
Temp./Humidity
Cycle
The part shall be subjected to 10 cycles.
One cycle shall be 24 hours and consist of:
WST BUZZER
Acoustic Product Specification
Product Number: WST-1307S
Release | Revision: B/2018
CONTENTS
This document contains the
technical specifications for the
electromagnetic buzzer.
Page 1
Specifications
Mechanical Characteristics
Page 2
Environment Test
Reliability Test
Page 3
Recommended Temperature
Profile
Inspection Fixture
Recommended Land Pattern
Page 4
Frequency Response Curve
Page 5
Dimensions
Page 6
Packing
Reliability Test
Item
Test condition
Evaluation standard
Operating Life Test
Ordinary Temperature
The part shall be subjected to
96 hours of continuous
operation at +25˚C±10˚C.
After the test, the
part shall meet
specifications without
any degradation in
appearance and
performance except
SPL.
After 4 hours at +25oC,
the SPL should be in
±10dBA compared with
initial one.
High Temperature
The part shall be subjected to
72 hours of continuous
operation at +60oC at 5.0V
2400 Hz applied.
Low Temperature
The part shall be subjected to
72 hours of continuous
operation at -20ºC at 5.0V,
2400 Hz applied.
High and Low Voltage
Applying 4.0 voltage and
7.0 voltage, available time
24 hours each.
Standard test condition:
a) Temperature: +5~+35℃
b) Humidity: 45~85%
c) Pressure: 86~106KPa
2
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Recommended Wave Soldering Temperature Curve
WST BUZZER
Acoustic Product Specification
Product Number: WST-1307S
Inspection Fixture
Input Signal: 5.0 VDC, 2400Hz
Release | Revision: B/2018
CONTENTS
This document contains the
technical specifications for the
electromagnetic buzzer.
Page 1
Specifications
Mechanical Characteristics
Page 2
Environment Test
Reliability Test
Mic: RION S.P.L meter UC30 or equivalent
S.G: Hewlett Packard 33120A Function Generator or equivalent
Recommended Land Pattern/Pad Layout
Page 3
Recommended Temperature
Profile
Inspection Fixture
Recommended Land Pattern
Page 4
Frequency Response Curve
Page 5
Dimensions
Page 6
Packing
3
www.soberton.com
Typical Frequency Response Curve
WST BUZZER
Acoustic Product Specification
Product Number: WST-1307S
Release | Revision: B/2018
CONTENTS
This document contains the
technical specifications for the
electromagnetic buzzer.
Page 1
Specifications
Mechanical Characteristics
Page 2
Environment Test
Reliability Test
Page 3
Recommended Temperature
Profile
Inspection Fixture
Recommended Land Pattern
Page 4
Frequency Response Curve
Page 5
Dimensions
Page 6
Packing
www.soberton.com
Dimensions
Tolerance: ±0.5 (unit: mm)
WST BUZZER
Acoustic Product Specification
Product Number: WST-1307S
Release | Revision: B/2018
CONTENTS
This document contains the
technical specifications for the
electromagnetic buzzer.
Page 1
Specifications
Mechanical Characteristics
Page 2
Environment Test
Reliability Test
Page 3
Recommended Temperature
Profile
Inspection Fixture
No.
Part Name
Material
Quantity
1
Lead
Copper
2
2
Transistor
Epoxy + Copper
2
3
PCB
Epoxy Glass Fiber Cloth + Copper
1
4
Core
Ferrum
1
5
Coil
Copper
1
6
Magnet Ring
Poly + Ferrite
1
7
Diaphragm
Ferrum
1
8
Case
PPS
1
Recommended Land Pattern
Page 4
Frequency Response Curve
Page 5
Dimensions
Page 6
Packing
5
www.soberton.com
Packing
WST BUZZER
Acoustic Product Specification
Product Number: WST-1307S
Release | Revision: B/2018
CONTENTS
This document contains the
technical specifications for the
electromagnetic buzzer.
Page 1
Specifications
Mechanical Characteristics
Page 2
Environment Test
Reliability Test
Page 3
Recommended Temperature
Profile
Packing Box
LxWxH (mm)
Pieces
Inner Box
340x340x40
1 x 450 = 450pcs
Carton Box
350 x 355 x 175
10 x 450 = 4,500pcs
Inspection Fixture
Recommended Land Pattern
Page 4
Frequency Response Curve
Page 5
Dimensions
Page 6
Packing
6
www.soberton.com
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