Reliability test, Transducer, 1 high temperature test temperature +85 – BeStar BMT1201H7.5SF-01 LF User Manual
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3.Reliability Test
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BMT1201H7.5SF-01 LF
09/09/09
魏奉玲
徐 波
陶红仲
DRG NO: BS/TET01.005B
30min 15min
15min
30min
+85℃
-30℃
+20℃
+20℃
3.1 high temperature test
Temperature +85
℃
Duration 96hrs
3.2 low temperature test
Temperature -30
℃
Duration 96hrs
3.3 life test in normal temperature
Power supply rated voltage
Duration 1000hrs
3.4 temperature cycle test
Cycles 5
3.5 Humidity cycle test
Cycles 5
all these tests above should be measured after leaving normal temperature for 4hrs.
3.7 Solderability test
Soldering temperature 2 55
±5
℃
Direction 3
±0.5S
Notice: All specification must be satisfied in this condition except SPL.SPL shall
be 82dB or more
1h
65℃ 90-95% RH
10h
1h
25℃90-95% RH
12h
3.6 Drop test
Height 70cm(to 10mm thickness woodenboard)
Direction x,y,z(twice for each direction, total 6 times)
A
王善梅
04/03/24
B
魏奉玲
09/09/09
RohS
博 士 達
BMT1201H7.5SF-01 LF