DIY Digital Soldering Station (Hakko 907 For Cheap)

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Published 2021-02-23
Your one-stop PCB prototype Partner PCBWay: (www.pcbway.com/?from=TechBuilder​)

Build a DIY Digital Soldering Station (Homebrew Hakko 907). Enjoy the variable and constant temperatures and quick warm-up times up to 25s.

Project Specifications:
- Designed for Hakko 907 handles
- Compatible with similar handles
- Temperature Range: 27°C-525°C
- Warmup Time: 25s - 37s (325°C)
- Recommended Supply: 24V, 3A
- Power: 50W (Average)

UPDATES (READ FIRST!!!!!!):
- The MOSFET used is an IRLZ44N not an IRFZ44N. Buy the IRLZ44N or anything similar.
- Pin label and schematic typo from the video were fixed and updated.
- Kindly refer to the google drive link for the correct schematics.
- PCB orders were unaffected from this issue.

Order My PCB From PCBway (No Gerber Needed):
www.pcbway.com/project/shareproject/DIY_Hakko_907_…

Schematics, PCB Layout, STL Files:
drive.google.com/drive/folders/1-OA5j5cjvG-Llb6gYX…

Instructable Tutorial:
www.instructables.com/DIY-Digital-Soldering-Statio…

Material Link Sheet: Coming Soon

Materials:
- Hakko 907 Handle
- Arduino Nano
- Buck Converter (MP2303)
- 5 Pin DIN Female Connector
- DC Jack (2.1mm)
- 24V 3A Power Supply
- 16X2 I2C LCD
- LM358 Op-Amp IC
- IRLZ44N or IRLB4132 MOSFET (NOT IRFZ44N)
- 470uF 25V Electrolytic Capacitor
- 470Ω 1/4W Resistor
- 2.7kΩ 1/4W Resistor
- 3.3kΩ 1/4W Resistor
- 10kΩ 1/4W Resistor
- 10k Potentiometer

Best place to buy components in Philippines:
www.e-gizmo.net/oc/index.php

Design Process: (0:00)
Project Building: (2:53)

#DIY #Electronics #Arduino

All Comments (21)
  • FINALLY SOMEONE HAS DONE IT!!! You now belong to the god tier of electronics youtubers. I've been looking for a tutorial on this for years. I've always wondered why no one has made a proper tutorial about it. The amount of detail on the steps are beyond great! I've learned something new today, thank you. Subbed!
  • @art58wong
    Good reverse and forward engineering job. I too was blown away at the thermal grease mod. Best thing I watched all day.
  • This video is awesome, all the details, every step, options for other users while still being quick and entertaining. 10/10 did watch again
  • @marvellmadness
    Nice project, thank you for the hard work you've done, especially for measuring the thermistor resistance value.
  • @AnOrangeECat
    I would absolutely die for a DIY kit to buy from you! This looks way more compact than my Chinese 936D soldering station! Kudos!
  • @mikemorin3131
    A big thanks , I spend 6 months in my RV and loving to do projects on the road and my Hanko Take a bit of room and dealing with that pesky extension cord. I printed your lid with a Dewalt battery adapter" That I always carry for my drill" . I also just did one for my nephew in-Law for a Makita battery. I will post both on Thigiverse under HANKO.
  • Super cool! Thanks for including all the details of your design process.
  • @EZY3DLAB
    I really love your mini prototyping projects!
  • Another excellent DIY explained concisely. Injecting thermal paste inside the soldering iron? A bonus tip!
  • SUPER, Well done ! This has got to be one the best solder station projects I have come across …… thank you !
  • I am an old man but I sure do enjoy you young folks and all your knowledge. I want to build one of these but I'm not sure I have the ability to do it. Thanks for your video. I'll try to follow along and make one.
  • @mickirock1623
    This tutorial was what IM looking for a year, thanks for sharing 👍
  • @brianheaton5521
    I love the simplistic design, smooth and clean,im gonna build this
  • Someday I wish I could be like you guys, designing and programming stuff. Cheers from the PH!
  • @yacsf
    This is the best soldering work station. Simple and direct. No need to spend extra $$$ to buy temperature reader to calibrate
  • @ee222
    i just stumbled onto this video from doing a YT search. after watching this video (my 1st from your channel) i decided to sub/bell. thanks for the great info and making it real clear (which includes the superb A/V).
  • @ishigamiyu1991
    thanks for the thermistor value graph. since I don't have programming skills or an Arduino I'll just steeeaaal the graph details to make the analog version. thanks again!
  • @benj7483
    I love the aestheic of the container. Rounded corners ftw.
  • @clarkso65
    Ang galing mo bata! Sana marami pang mga pinoy na bumangon katulad mo.