RDA5991 Datasheet_ V1.1(13)

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

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