Prepping Materials[edit | edit source]

What you will need:

  1. Solder paste
  2. Tweezers
  3. SMD components for soldering
  4. PCB
  5. Paper towel for fixing mistakes
Items for prep.png

Applying Solder Paste[edit | edit source]

  1. Start by applying solder paste to the pads on the PCB.
    • Apply less than you think you need! It's always easier to touch-up solder after the fact instead of getting rid of bridges caused by applying too much paste.
  2. Use tweezers to place your SMD components onto their pads.
    • Make sure the solder paste is touching both the component and the pad so a solid connection is made.
  3. Place your prepped PCBs into the oven after placing all SMD components with solder paste.

Working with the Reflow Oven[edit | edit source]

The oven should have the required parameters already loaded, so you just need to press start and wait until it's finished. For other soldering materials, you may need to chage the parameters. This process is outlined below:

The oven has 3 main screens:
Home Settings Advanced
Home
Home
Settings
Settings
Advanced
Advanced
  • Shows temperature profile (in blue)
  • Shows actual temperature (in red)
  • Shows current temperature
  • Use to edit heat up slopes, soak time/temp, and reflow time/temp (for melting solder)
  • Change settings to make actual temperature more closely follow the reflow profile

Standard Parameters[edit | edit source]

Heat up 0.3C/s
Soak 90C 50s
Heat up 0.5C/s
Reflow 138C 80s

For More Information[edit | edit source]

This reflow was built by closely following this tutorial: https://www.instructables.com/DIY-REFLOW-OVEN/

FA info icon.svg Angle down icon.svg Page data
Keywords soldering, laboratory
Authors Finn Hafting
License CC-BY-SA-4.0
Organizations FAST
Language English (en)
Related 0 subpages, 1 pages link here
Impact 243 page views
Created August 14, 2022 by Finn Hafting
Modified February 28, 2024 by Felipe Schenone
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