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Reliability test, Piezo sounder – BeStar BSP1212-03H03-01 LF User Manual

Page 4

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3. Reliability test

3.1 high temperature test
Temperature +85 C
Duration 96hrs
3.2 low temperature test
Temperature -40 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

-40 C

+20

ˇăC

+85 C

+20

ˇăC

REV.

Drawn

Date

6

5

A

Piezo Sounder

Date:

Note

Approved by:

4

Drawn by:

Checked by:

3

2

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www.be-star.com [email protected]

BSP1212-03H03-01 LF

BSP1212-03H03-01 LF

赵 峥

邱 俊

李红元

DRG NO: BS/TEP01.680B

10/09/02