Datasheet

937
32142D–06/2013
ATUC64/128/256L3/4U
36.3 Soldering Profile
Table 36-17 gives the recommended soldering profile from J-STD-20.
A maximum of three reflow passes is allowed per component.
Table 36-17. Soldering Profile
Profile Feature Green Package
Average Ramp-up Rate (217°C to Peak) 3°C/s max
Preheat Temperature 175°C ±25°C 150-200°C
Time Maintained Above 217°C 60-150 s
Time within 5C of Actual Peak Temperature 30 s
Peak Temperature Range 260°C
Ramp-down Rate 6°C/s max
Time 25C to Peak Temperature 8 minutes max