BeStar BPU1840IFAH09 - Manual (Page 7)

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Ultrasonic Sensor
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7.Reliability Test
BPU1840IFAH09
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www.be-star.com [email protected]
李红元
邹皓轩
DRG NO: BS/TEU01.324A
BPU1840IFAH09
7.1 High temp.life test
Temperature +85 ± 3°C
Duration 500hrs
7.2 Low temp.life test
Temperature -40 ±3°C
Duration 500hrs
7.3 Heat Cycle Test
Temperature +85 ±3°C 1hour
-40 ±3°C 1hour
Cycles 100cycles
7.4 Humidity Test
Temperature +65 ±2°C
Relative Humidity 90~95%
Duration 500hrs
7.5 Vibration Test
Vibration Frequency 10~200Hz
Sweep Period 15min
Acceleration 43.12m/s
2 (4.4G)
Direction 3(x.y&z)
Time 96hours/direction
7.6 Shock test
Acceleration sine 980 m/s 2 (100G)
Direction 3directions
Shock time 3 time/directions
7.7 Drop test
Height 1m onto concrete floor
Times 10 times
7.8 Connector soldering check:
Immersing terminal up to 1mm below base in soldering bath at 260 ℃ 10
seconds
Notice:
The variation of the S.P.L at 40 kHz is within 3dB compared with initial figures
at 25
°C in 24 hours after above test condition.
倪雪晴
倪雪晴 2010.11.30
2010.11.30
Acous tics & Sensor