Laboratory Power Supply Unit - LM2596 Module

Electronic adjustable laboratory power supply unit based on LM2596 DC-DC Step-Down module.
Output 1.25-30V, max 2A, with current limitation feature.

Based on videos (spanish):

• Control de Corriente para Fuente DC-DC LM2596 from KrissElectronics YouTube channel.
• Fuente DC-DC LM2596, Control Externo Feedback from Electgpl YouTube channel.
• Control de Corriente para DC-DC con LM2596, CC/CV con LM358 from Electgpl YouTube channel.

 

This project use the following electronic components:

• 1 x LM2596 DC-DC Step-Down module (with current limitation).
• 1 x Voltimeter+Amperimeter DSN-VC288.
• 2 x Potenciometers B10K (lineal)
• 1 x Resistor 2.2ohm 15w.
• 2 x Borniers.
• 2 x 3 pins connectors.
• 1 x DC Jack female connector.

 

Screenshots

Diagram - Schematics	Diagram - PCB

Diagram - PCB Render	Diagram - PCB Render

Diagram - Voltimeter/Amperimeter wiring	Diagram - Current control wiring

Case - 3D Model	Prototype

Project Assembly	Project Assembly

Project Final	Project Final

Project Final	Project Final (YouTube video)

See 'Rescources' sub-folder for more pictures & videos of the project.

 

Version History

v1.0 (2023.06.07) - Initial release.
v1.1 (2023.06.28) - Update electronic diagrams, adding case 3D model.
v1.2 (2023.07.08) - Adding 'Resources' folder.

 

This source code is licensed under GPL v3.0
Please send me your feedback about this project: andres.garcia.alves@gmail.com