Atmel Xplained Evaluation Board AT32UC3A3-XPLD AT32UC3A3-XPLD Data Sheet
Product codes
AT32UC3A3-XPLD
992
32072H–AVR32–10/2012
AT32UC3A3
37.3
Soldering Profile
gives the recommended soldering profile from J-STD-20.
Note:
It is recommended to apply a soldering temperature higher than 250°C.
A maximum of three reflow passes is allowed per component.
Table 37-5.
Soldering Profile
Profile Feature
Green Package
Average Ramp-up Rate (217°C to Peak)
3°C/Second max
Preheat Temperature 175°C ±25°C
150-200°C
Time Maintained Above 217°C
60-150 seconds
Time within 5
°
C of Actual Peak Temperature
30 seconds
Peak Temperature Range
260 (+0/-5°C)
Ramp-down Rate
6°C/Second max.
Time 25
°
C to Peak Temperature
8 minutes max