User guide

www.be-star.com [e-mail]
all these tests above should be measured after leaving normal temperature for 2hrs.
3.5 Life test
Rated Voltage with the rated frequency
Duration 1000hrs
3.6 Vibration Test
Vibration Frequency 10~55Hz
Amplitude 1.52mm
Duration 2hrs each of 3 axis
3.7 Drop test
Height 700cm
(to 10mm thickness woodenboard)
Direction 3
3.8 Solderability
Temperature 235 5 C
Duration 3 0.5sec
3.9 Solder Heat Resistance
Temperature 250 10 C
Duration 30sec
Notice: All specification must be satisfied in this condition.
SPL: allowable deviation 5dB of the initial value after testing
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3.1 high temperature test
Temperature +85 C
Duration 96hrs
3.2 low temperature test
Temperature -40 C
Duration 96hrs
3.3temperature cycle test
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
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REV.
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Note
Checked by:
Approved by:
Drawn by:
Date:
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0.5h0.5h 6h
Cycles 2
3.4 Humidity test
Cycles 10
25 C 90-95% RH
5h
D
E
-40 C
30min
F
G
+85 C
55 C 90-95%
30min
+20℃
15min
RH
+20℃
15min
BSP1109-05H1.7J LF
5
3. Reliability test
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BSP1109-05H1.7J LF
Piezo Sounder
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DRG NO: BS/TEP01.646A
09/01/14
李红元
邱 俊
赵 峥