Bestar, Reliability test, Piezo sounders – BeStar BSP1616-03H2.5 LF User Manual
Page 4

3. Reliability test
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Page:3 of 3
3rd angle
projection
DRG NO
BS/TEP01.128C
Cycles 5
3.5 Humidity test
Temperature +40 C
Relative Humidity 93%
Duration 48hrs
150 10 C
all these tests above should be measured after leaving normal temperature for 2hrs.
3.8 Recommended Temp. Profile for Reflow Oven
3.6 Drop test
Height 100cm
(to 10mm thickness woodenboard)
Direction 3
3.7 Solderability
Temperature 250 5 C
Duration 3 0.5sec
Notice: All specification must be satisfied in this condition.
SPL: allowable deviation 4dB of the initial value after testing
235max
230 5 C
10 1s
90 3s
200 C
30 10s
3.1 high temperature test
Temperature +85 C
Duration 4hrs
3.2 low temperature test
Temperature -40 C
Duration 48hrs
3.3 life test in normal temperature
Power supply rated voltage
Duration 1000hrs
3.4 temperature cycle test
15min
-20 C
15min
30min
30min
+20 C
+70 C
+20 C
Piezo sounders
E-Mail:bestarco@ pub.cz.jsinfo.net Htt
No.199 HuangHe West Road.New district,changzhou,
BSP1616-03H2.5LF
BSP1616-03H2.5LF