Reliability test, Bestar electronics industry co.,ltd, Piezo sounder – BeStar BSP1212-03H03 LF User Manual
Page 4

3. Reliability test
3.1 high temperature test
Temperature +80 C
Duration 96hrs
3.2 low temperature test
Temperature -30 C
Duration 96hrs
3.3temperature cycle test
3.5 Vibration Test
Vibration Frequency
10~55Hz
Amplitude 1.52mm
Duration 2hrs each of 3 axis
3.6 Drop test
Height 70cm
(to 10mm thickness woodenboard)
Direction 3
3.7 Solderability
Temperature 255 5 C
Duration 3 0.5sec
3.8 Solder Heat Resistance
Temperature 255 10 C
Duration 30sec
Notice: All specification must be satisfied in this condition.
SPL: allowable deviation 5dB of the initial value after testing
Cycles 5
3.4 Humidity test
Temperature +40 C
Relative Humidity 93%
Duration 96hrs
all these tests above should be measured after leaving normal temperature for 2hrs.
15min
30min
30min
15min
-30 C
+20 C
+80 C
+20 C
REV.
Drawn
Date
6
5
A
Piezo Sounder
Date:
Note
Approved by:
4
Drawn by:
Checked by:
3
2
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BESTAR ELECTRONICS INDUSTRY CO.,LTD
BSP1212-03H03 LF
BSP1212-03H03 LF
B
邱 俊
邱 俊
李红元
张秀琴
DRG NO: BS/TEP01.425B
08/3/5
08/3/5