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Reliability test, Transducer, 1 high temperature test temperature +85 – BeStar BMT1201H7.5SF-01 LF User Manual

Page 4: 10h 1h

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3.Reliability Test

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Page:04 of 06

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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