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BLE2U
10. Reflow soldering conditions
Moisture Sensitivity Level
Average slope rise rate (TL to TP)
During warm up
Minimum temperature (Tsmin)
Maximum temperature (Tsmax)
Time (minimum – maximum) (ts)
Tsmax – TL slope rise rate
During hold
Temperature (TL)
Time (tL)
Peak temperature (Tp)
Time when actual peak temperature is within 5℃ (tp)
Slope descent rate
Time from 25℃ to peak temperature
8
MSL3
Max 3℃/s
150℃
200℃
60-180s
Max 3℃/s
217℃
60-150s
260+0/-5℃
20-40s
Max 6℃/s
Max 8 min
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