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Engineering Projects For You

Free electronics projects, circuit diagrams and software codes available for students and hobbyists. Complete instructions on DIY electronic devices also available. These projects have been tested by EFY and are available with source codes. These are helpful with understanding concepts of electronics including basic components. The projects are designed to be helpful for engineering students and professionals building their own designs and circuits. The projects are also compiled from time to time to provide a single destination for project junkies. Let us know how you feel about the content and any thing you would like us to cover in the future. We hope you enjoy the content on this page!

Automotive Bidirectional DC-DC Converter Reference Design 

A modular DC-DC reference design integrates power conversion and MCU-based control functions, helping engineers accelerate development, simplify testing, and reduce design complexity in automotive...

AI Hand Gesture Controlled Mini Robot

Controlling a robot's direction, speed, individual wheel movement, and more via a single FPC wire makes the overall design compact and efficient. The system...

Reference Design For Smart Automotive Oil Pumps

A compact motor-control reference platform enables efficient sensorless operation, fast startup, and scalable development of electronic oil pumps for automotive systems operating under extreme...

Single Chip Streaming 77GHz Automotive Radar Reference Design

What if automotive radar systems could stream raw sensor data directly to centralized processors while reducing wiring complexity and improving scalability? TIDA-020093 is a reference...

Reference design for cluster driver notification functions

See how a car display system uses sensors, lights, alerts, and power control together to help build and test instrument clusters faster. Texas Instruments’ automotive...

Dusk-To-Dawn Auto ON/OFF LED Strip Lighting With Timer

Automatic lighting systems are widely used to improve energy efficiency and convenience in residential and commercial applications. The presented auto dusk-to-dawn LED strip on/off...

Simple 12V to 24V Voltage Doubler

Many electronic circuits require a voltage higher than the available power supply. For instance, when only a 12V battery or adaptor is available but...

GaN-Based Three-Phase Power Reference Design

What if three-phase power conversion could become smaller and reach nearly 99% efficiency while enabling bidirectional energy flow and grid support? TIDA-010957 is a reference...

FM Radio Receiver

This FM radio receiver project demonstrates the practical application of RF engineering and analog signal processing principles. Designed to operate within the standard Very...

USB To Serial TTL Converter With USB Type C Connector

In today's digital landscape, seamless connectivity and communication are essential for the smooth operation of various electronic devices. The USB  to Serial TTL Converter...

Thin 480W Power Supply Design

Helps power engineers build ultra-thin, high-efficiency 480W AC/DC supplies with fast transient response, compact magnetics, and compliance-ready EMI and power-factor performance. Texas Instruments has introduced...

SMPS Reference Design for Air Conditioners

What powers the electronics behind appliances? Explore an auxiliary power supply design built for standby operation, power conversion, isolation, and system protection. The Infineon Technologies...

Run LLM Locally on Raspberry Pi: No API, Free & Offline

In this guide, you’ll learn how to build your own local AI system using lightweight LLMs, AI agents, and affordable hardware like a Raspberry...

HVAC Control Reference Design

A way to build automotive climate systems is here—combining motor control, sensing, and user interfaces to reduce development time and support new system capabilities. The...

5 Interesting Reference Designs For Ethernet Networks

Explore a few Ethernet designs that make building networks faster and easier for data centres, factories, cars, and smart devices. High-density Ethernet designs help you...

Sawtooth Wave Generator Using 4-Bit DAC

A sawtooth (staircase) wave generator is a circuit that converts a digital binary sequence into a rising analogue voltage ramp. With a 4-bit R-2R...

CAN-Bus-Based Doppler Radar and IMU Sensor System

The controller area network (CAN) bus is a reliable, real-time communication protocol and remains the backbone of modern automotive, electric vehicle, aerospace, and marine...

Battery Pack Balanced Cell Charge Monitoring System

Balanced charging of each cell in a battery pack is critical to meeting system requirements and maximising lifespan, while continuous monitoring of temperature, current,...
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