RDA5991 DATASHEET
9. Recommended Reflow
Profile
Figure. 9-1 Classification Reflow Profile
Table 9-1 Classification Reflow Profiles
Profile Feature Average Ramp-Up Rate
(TSmax to Tp) Preheat
-Temperature Min (Tsmin) -Temperature Max (Tsmax)
-Time (tsmin to tsmax) Time maintained above: -Temperature (TL)
-Time (tL) Peak /Classification Temperature(Tp)
Time within 5 oC of actual Peak
Temperature (tp) Ramp-Down Rate Time 25 oC to Peak Temperature
100 ℃ 100 ℃
60-120 seconds
183 ℃ 60-150seconds See Table 10
10-30 seconds
6 ℃/second max. 6 minutes max. Sn-Pb Eutectic Assembly
3 ℃/second max.
150 ℃ 200 ℃ 60-180 seconds
217℃ 60-150 seconds See Table 11
20-40 seconds
6 ℃/seconds max. 8 minutes max.
Pb-Free Assembly 3 ℃/second max.
Table 9-2 Sn-Pb Eutectic Process – Package Peak Reflow Temperatures