SAM-D21G_14 Datasheet, PDF (21/23 Pages) ATMEL Corporation – SMART ARM-Based Microcontroller

7.3 Soldering Profile
The following table gives the recommended soldering profile from J-STD-20.
Profile Feature
Average Ramp-up Rate (217°C to peak)
Preheat Temperature 175°C +/-25°C
Time Maintained Above 217°C
Time within 5°C of Actual Peak Temperature
Peak Temperature Range
Ramp-down Rate
Time 25°C to Peak Temperature
Green Package
3°C/s max
150-200°C
60-150s
30s
260°C
6°C/s max
8 minutes max
A maximum of three reflow passes is allowed per component.
___REV___264506
Atmel | SMART SAM D21 [DATASHEET SUMMARY] 21
Atmel-42181DS–SAM-D21_Summary–09/2014