User Manual

This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
and shall not be used in whole or in part without its written content
6.5 Vibration Test
Vibration Frequency 10~55Hz
Amplitude 1.53mm
Direction 3(x.y&z)
Duration 2hrs each direction (total 6 hrs)
6.6 Drop test
Height 100cm
(to 10mm thickness woodenboard)
Direction 3(x.y&z)
6.7 Solderability Test
Soldering Temperature 230 C
Duration 3 sec
6.8 Accelerated Life Test (ALT)
Thermal Cycling :
Thermal Cycling consists of temperature ramping components for 30 minutes in the
Testing oven from -20°C to 70°C. The components are then exposed for 1 hour at
The extremes and the cycle is repeated for a total of 15 cycles..
Thermal Soak:
Thermal soak consists of exposing a powered unit to 70°C and 85% relative humidity
for 45 days.
Notice: All specifications must be satisfied in this condition.
J 09/08/31 汤浩君
I 09/05/11 汤浩君
H 09/01/17 汤浩君
BESTAR ELECTRONICS INDUSTRY CO.,LTD
Rev.
Date
6
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李红元
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Approved by:
Page:06 of 08
www.be-star.com [e-mail]
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DRG NO: BS/TEY01.117J
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Piezo Ceramic Element
Date:
Drawn by:
Checked by:
09/08/31
汤浩君
赵峥
FT-39T-2.5B1
A
B
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FT-39T-2.5B1
6.1 Life test at high temperature
Temperature +85°C
Duration 240hrs
6.2 Life test at low temperature
Temperature -40°C
Duration 240hrs
6.3 Temperature cycle test
Cycles 5
6.4 Humidity cycle test
Cycles 5
All these tests above should be measured after leaving normal temperature for 2hrs.
6. Reliability test
E
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6
+85℃
1h12h1h
10h
+20℃
15min
25℃90-95% RH
-40℃
30min
65℃ 90-95% RH
30min
+20℃
15min
E
F
G
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博 士 達
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