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2 layers99.8 × 61 mmBuck boost converter, the printed circuit board in 3D

Buck boost converter

sachinp-engineer/PCB-Projects1

A collection of PCB design projects created using KiCad. This repository contains schematic designs, PCB layouts, 3D renders, and manufacturing files for various electronics projects.

Size
99.8 × 61 mm
Copper layers
2
Thickness
1.6 mm
Parts
36
Nets
22
Pads
91
Tracks, vias
208, 15
Pours
1
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
4 Jul 2026
Updated
4 Jul 2026

Overview

Buck boost converter is an open-source printed circuit board by sachinp-engineer, from the sachinp-engineer/PCB-Projects repository on GitHub, published under the MIT licence. It is a 2-layer board of 99.8 × 61 mm with 36 parts on 22 nets, routed with 208 tracks and 15 vias.

It is built around the IRF540N. Its parts include 10 diodes, 8 capacitors, 3 connectors, 3 inductors and 2 resistors. It belongs with the power boards of this library.

Main components

1

README

README.md

🔌 PCB Design Projects

Welcome to my PCB Design Projects repository! This repository contains a collection of printed circuit board (PCB) designs created using KiCad. Each project includes the schematic, PCB layout, 3D renders, and project documentation.


👨‍💻 About Me

Hi, I'm Sachin P, an Electrical and Electronics Engineering (EEE) student with a strong interest in:

  • ⚡ Power Electronics
  • 🔋 DC-DC Converters
  • 📐 PCB Design
  • 🤖 Embedded Systems
  • 🌐 IoT Applications

This repository showcases my learning journey in PCB design and electronic hardware development.


📂 Repository Structure

text
PCB-Projects/
│
├── Boost-Converter/
│   ├── README.md
│   ├── KiCad Files
│   ├── PCB Layout
│   ├── Schematic
│   └── 3D Images
│
├── Buck-Boost-Converter/
│   ├── README.md
│   ├── KiCad Files
│   ├── PCB Layout
│   ├── Schematic
│   └── 3D Images
│
├── Future-Project-3/
├── Future-Project-4/
│
└── README.md

📌 Projects

⚡ 1. Boost Converter PCB

A DC-DC Boost Converter designed using KiCad that steps up a lower DC input voltage to a higher output voltage.

Features

  • LM555 PWM Generator
  • IRF540N MOSFET Driver
  • Compact PCB Layout
  • Single-Layer PCB
  • 3D PCB Model

📁 Folder:

text
Boost-Converter/

⚡ 2. Buck-Boost Converter PCB

A DC-DC Buck-Boost Converter capable of both stepping up and stepping down the input voltage using PWM control.

Features

  • Dual LM555 PWM Circuits
  • IRF540N MOSFET
  • Multiple Inductor Stages
  • Compact PCB Design
  • 3D PCB Visualization

📁 Folder:

text
Buck-Boost-Converter/

🛠 Software Used

  • KiCad
  • KiCad PCB Editor
  • KiCad Schematic Editor
  • KiCad 3D Viewer

📚 Skills Demonstrated

  • PCB Design
  • Schematic Capture
  • Component Footprint Selection
  • PCB Routing
  • Design Rule Check (DRC)
  • 3D PCB Visualization
  • Power Electronics Design
  • DC-DC Converter Design

📦 Repository Contents

Each project contains:

  • 📄 README.md
  • 📐 Schematic Design
  • 🖥 PCB Layout
  • 📷 3D PCB Images
  • 📁 KiCad Project Files
  • 📦 Gerber Files (coming soon)
  • 📋 Bill of Materials (coming soon)

🚀 Future Projects

This repository will continue to grow with more PCB designs, including:

  • 🔋 Battery Management System (BMS)
  • ⚡ Buck Converter
  • 🔌 Flyback Converter
  • 🔋 Battery Charger
  • 🌞 Solar Charge Controller
  • 🔥 Motor Driver PCB
  • 🤖 ESP32 Development Board
  • 📡 IoT Sensor Interface PCB

📈 Learning Objectives

  • Improve PCB layout techniques
  • Design reliable power electronic circuits
  • Develop manufacturable PCB designs
  • Learn high-current routing and thermal management
  • Build a professional hardware engineering portfolio

🤝 Contributions

Suggestions and feedback are always welcome. Feel free to open an issue or submit a pull request.


📜 License

This repository is licensed under the MIT License.


⭐ Support

If you find these projects useful, consider giving this repository a ⭐ on GitHub!


📬 Contact

Sachin P

🎓 Electrical and Electronics Engineering Student

💡 Interests:

  • PCB Design
  • Embedded Systems
  • Power Electronics
  • IoT
  • Hardware Development

Happy Designing! ⚡

Parts

36
QtyValueFootprintReferences
10DDiode_SMD:D_SOD-123FD1, D2, D3, D4, D5, D6, D7, D8, D9, D10
8CCapacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolderC1, C2, C3, C4, C5, C6, C7, C8
4MountingHoleMountingHole:MountingHole_2.2mm_M2H1, H2, H3, H4
3Conn_01x02_PinConnector_JST:JST_XH_B2B-XH-AM_1x02_P2.50mm_VerticalJ1, J2, J3
3LInductor_THT:L_Axial_L5.0mm_D3.6mm_P10.00mm_Horizontal_Murata_BL01RN1A2A2L1, L2, L3
2IRF540NPackage_TO_SOT_THT:TO-220-3_VerticalQ1, Q3
2LM555xMPackage_SO:SOIC-8_3.9x4.9mm_P1.27mmU1, U2
2RResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR1, R4
2R_PotentiometerPotentiometer_THT:Potentiometer_TT_P0915NRV1, RV2

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Questions

How big is the Buck boost converter PCB?

It measures 99.8 × 61 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Buck boost converter use?

36 parts, built around the IRF540N. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Buck boost converter KiCad files?

From the sachinp-engineer/PCB-Projects repository on GitHub, at the commit this page was made from: the board is Buck-Boost-Converter/Kicad Files/Buck boost converter.kicad_pcb and its schematic Boost-Converter/Kicad Files/PCB 2.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Buck boost converter design in my own project?

Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).