BeStar BPT-18 LF - Manual (Page 5)

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3
Date Rev.
A
B
C
D
Date:
Approved by:
Checked by:
Drawn by:
Drawn Note
BPT-18 LF
4. Test method
E
F
G
H
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Page:4 of 7
1
A
B
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1
H
300
T(solid)min.217
℃
50
200
250
100
150
T
emp
e
ra
tu
re
[
℃
]
min.110s
ramp up to
150℃
min.3k/s
min.300s
min.190℃
min.40s
ramp down
from T(solid)
min.6k/s
max.90s
max.260℃
max.255 ℃
3.9 Recommended Temp. Profile for Reflow Oven
Temperature profile for a lead-free reflow process
0
0 50 100 150 200 250 300 350 400
time [s]
ADRG NO: BS/TEP01.121D
0.001uF
120K Ω
1M Ω
ICb ICa ICc
+1.8Vdc
IC:CD4049
PIEZO
BUZZER
-1.8Vdc
Piezo Sounder
BPT-18 LF
07/08/08 D 高 正
07/08/08
高 正
杨红烨
程久生
Notice: All specification must be satisfied in this condition.
SPL: allowable deviation ±5dB of the initial value after testing