datasheet for PT
SPECIFICATION
FOR
APPROVAL
Customer
Description
Piezo Audio Transducer
Soberton Part No.
Date
PT-1707
2010-12-08
Customer Model No.
Date of Approval
Authorization
Signature
211 N. First Street
Minneapolis, MN. 55401
612-849-6205
Http://www.soberton.com E-mail
[email protected]
Approved
Checked
Issue
Ryan
Elroy
Emily
10/12/08
10/12/08
10/12/08
Model No.
SPECIFICATIONS
PT-1707
Page
1/6
1. ELECTRICAL AND ACOUSTICAL SPECIFICATION
Item
Unit
Specifications
Vp-p
5
Vp-p
1-30
mA
1
Min Sound Output at 4.0kHz/10cm
dB
85
Resonant Frequency
Hz
4000±500
1-6
1-7
Capacitance at 120Hz
Operating Temperature
pF
15000±30%
1-8
Storage Temperature
1-9
1-10
1-11
Weight
Housing Material
Lead Pin Material
1-12
Tone Nature
1-1
1-2
1-3
1-4
1-5
Rated Voltage
Square Wave
Operating Voltage
Rated Current
Max
-20~+70
-30~+80
g
1
Black Noryl
Phosphor Bronze
Single
Value Applying at Rated Voltage resonant frequency 1/2 duty
Issue No
DSn
Description
square wave
2010/12/08
Emily
Elroy
Ryan
Date
Issue
Check
Approval
SPECIFICATIONS
Model No.
PT-1707
Page
2/6
2.ENVIRONMENTAL TEST
Item
2-1
Storage in High temp.
2-2
Storage in Lower temp.
2-3
Storage in Humidity
Specifications
Storage in +80 ±2 test box for 240hours then expose to the room
temperature for 2 hours without applying power.
Storage in -30 ±2 test box for 240hours then expose to the room
temperature for 2 hours without applying power.
Storage in +40 ±2 90-95%RH test box for 96 hours, then expose to the room
temperature for 2 hours without applying power.
+80
- 30
2-4
+20
+20
Thermal cycle test.
Make this test for 5 cycles without applying power, then expose to the room
temperature for 2 hours.
2-5
Vibration test
Make this test for the directions of X,Y, Z for 2 hours each (total 6 hours).
2-6
Drop test
2-7
Solderability
Free drop a unit from the height 100cm to the surface of 10mm thick board ,three
directions(X,Y,Z).
test
Soldering temp.:260±5
Heat applying time: 3±0.5sec.
PASS CRITERION :
After these tests , the change of S.P.L shall be within ±5 dB .
Issue No
Description
2010/12/08
Emily
Elroy
Ryan
Date
Issue
Check
Approval
SPECIFICATIONS
Model No.
PT-1307
Page
3/6
3.MEASURING METHOD(BUZZER MODE)
3-1 .Test Condition
3-1-1.STANDARD
Temperature : 25±3
Relative humidity : 60% ~ 70%,
Atmospheric pressure : 860mbar to 1060mbar
3-1-2.JUDGEMENT
Temperature : 15 ~ 35
Relative humidity : 45% ~ 85%,
Atmospheric pressure : 860mbar to 1060mbar.
3-2 . Standard Test Fixture
1.rated Voltage(Square wave): 5V
2.Resonant Frequency:4000Hz
Sound Level Metel
40cm
≥40cm
10cm
Functi onal Si ngal Generator
Issue No
Description
2010/12/08
Emily
Elroy
Ryan
Date
Issue
Check
Approval
SPECIFICATIONS
Model No.
PT-1707
Page
5/7
4.DIMENSIONS
Unless otherwise specified, tolerance:±0.5(unit: mm)
10
0.8
0.9
1
2
6.6
7
10
All parts must be meet to ROHS.
Wave solder allowed wash not allowed.
5
4
Cover
1
3
Pin
2
2
Piezo element
1
Copper / Nickel
1
Housing
1
Black Noryl
Part No.
Part Name
Q’TY
Material
Issue No
Description
Black Noryl
Phosphor Bronze
DSn
Remark
2010/12/08
Emily
Elroy
Ryan
Date
Issue
Check
Approval
SPECIFICATIONS
Model No.
PT-1307
Page
6/7
6. WAVE SOLDER CURVE
* Wave Soldering profile of lead-free
Temp.(° C)
Max. 10 sec.
250° C
245° C
235° C
200K/s--130° C
---5K/s
100° C
---forced cooling
50°C
0
0
50
100
150
200
250
300
Time(sec)
Recommendable wave soldering condition is as follows.
Note 1: It is requested that wave soldering should be executed after
heat of product goes down to normal temperature.
Note 2: Peak wave temperature of 235° C ~ 250° C maximum of 10 sec. .
Issue No
Description
2010/12/08
Emily
Elroy
Ryan
Date
Issue
Check
Approval
Model No.
SPECIFICATIONS
PT-1707
Page
6/6
7.PACKING
Issue No
Description
2010/12/08
Emily
Elroy
Ryan
Date
Issue
Check
Approval
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