BeStar SMS2020-08H4.5 LF - Manual (Page 5)

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Drawn Rev. Date Approved by:
Checked by:
Note
Date:
Page:05 of 08
A
Speaker
郭 敏
王文邦
王文邦 李红元
SMS2020-08H4.5 LF
DRG NO: BS/TES01.990A
SMS2020-08H4.5 LF
2.After the test the part shall meet specifications without any degradation in
appearance and performance except SPL.SPL difference at 0.8-2kHz shall
be within
± 3dB from initial value after test.
Notice:
1.All these tests above should be measured after leaving normal temperature
for 2hrs.
4.5 Drop Test
Height 1.0m
Drop face Free drop on concrete floor
Times 3 (X,Y,Z direction 1 time each,
total 3 times)
5.Reflow Condition
5.1 reflow solding
Preheating: 215 °C for 60-150 seconds
Soldering Temperature: 235 °C for 20-40 seconds
Peak Soldering Temperature: 260 °C max for 10 seconds
235
°C
215 °C
260 °C
T
e
m
p
e
ra
tu
re
(
°C)
Time (s)
Peak Temp.:260 °C Max
120-150 30-40 50
150 °C
60-80
博 士 達
2012/02/01
2012/02/01