BeStar BLS1530-11-08H3.5 LF - Manual (Page 4)

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4.5 Temperature Cycle Test
Cycles 6
4.3 Low Temperature Test
Temperature - 20±2°C
Duration 24hrs
4.1 Load Test
Power (Nom) 1. 0W(sine wave)
Duration 24hrs
4.4 Damp Heat
Temperature
40 ±2°C
Relative Humidity 90%-95%RH
Duration
24hrs
4.2 High Temperature Test
Temperature
+ 75
±2°C
Duration 24hrs
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4 6 5 3 2 1
4.6 Drop Test
Height 1.0m
Drop face thick board (20mm)
Times 10
4.Reliability Test
王 平
李红元
王文邦
A 王文邦
A co ustics & S ensor
2010/12/28
2010/12/28
BLS1530-11-08H3.5 LF
DRG NO: BS/TES01.1086A
BLS1530-11-08H3.5 LF
+25
-20
T( °C)
+75
t (min) 30
1 cycles
30 30
transition time:20-30s
3.Sensitivity difference at 0.8~2KHz shall be within ±3dB from initial value after test.
Notice:
1.Immediately after reliability test,the samples shall be stored under climatic conditions
such as normally exist in ordinary rooms or laboratories.Unless otherwise noted,the
recovery period shall be 2hrs at least before performance testing.
2. After reliability test ,all samples must be meet the requirements specified