Power Electronics Projects
Power Electronics Projects
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Adjustable Voltage Regulator Project
Learn how to make an adjustable voltage regulator using LM317 or LM338. Perfect for DIY electronics projects requiring a variable DC output voltage.
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5v Regulator 7805 Upgrade to 10a
Learn how to upgrade a 7805 voltage regulator to deliver up to 10A output using pass transistors or buck converters with safe installation steps.
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12v DC Fan Speed Controller
Build a 12V DC fan speed controller using 555 PWM circuit. Adjust fan speed smoothly with MOSFET driver. Simple, low-cost, and efficient design.
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12v to 220v Inverter
Build a simple 12V to 220V inverter circuit. Convert 12V DC from a battery to 220V AC for powering small home appliances efficiently and safely.
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30v 6a Variable Power Supply
Build a 30V 6A variable power supply using LM317. Adjustable DC output with current boost via external transistors for lab, DIY, and electronics projects.
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AC 240v to AC 120v Converter
Learn how to build an AC 240V to AC 120V converter using the BT150 triac. Safe, efficient, and cost-effective voltage step-down circuit for appliances.
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AC Motor Speed Controller
Build an AC 220V fan speed controller using a triac and a diac. Easy, efficient, and safe circuit for adjusting ceiling or table fan speed.
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Adjustable Power Supply 48v 60a
Design a high-current adjustable 48V 60A power supply using FQA6060 MOSFET for heavy loads, motor drivers, battery charging, and industrial projects.
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Adjustable Voltage and current Regulator Circuit
Build an adjustable voltage and current regulator circuit using an IRFZ44N MOSFET for power supply, battery charging, and motor control applications.
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auto cut off 12v Battery Charger
Design an auto cut off 12V battery charger using BC547 transistor for safe charging. Automatically disconnects when battery reaches full charge.
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DC Motor Speed Controller Circuit
Control DC motor rotation direction with BC139 transistors. Build a simple bi-directional motor driver circuit for DIY robotics and electronics projects.
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Convert 5v to 3-7v
Step down 5V to 3.7V using BC547 transistor. Simple voltage regulator circuit suitable for powering 3.7V devices from 5V supply safely.
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Sponsored
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Convert 12v to 5v
Step down 12V to 5V using the LM317 adjustable voltage regulator. Ideal for powering 5V devices safely with a simple resistor setup.
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Convert 12v to 9v
Step down 12V to 9V using BC547 transistor. Simple linear regulator circuit suitable for powering 9V devices safely from a 12V supply.
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DC Motor Control Circuit
Control DC motor speed and direction using IRFP250N MOSFET. Simple H-bridge or PWM-based circuit for reliable low to medium power motor applications.
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DC Motor Forward Reverse Control
Control a DC motor’s forward, reverse, and stop functions using relays. Simple and cost-effective circuit ideal for small robotics and automation projects.
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Forward Reverse Motor Control
Control DC motor direction forward and reverse using DPDT relays. Simple relay-based motor controller ideal for robotics, automation, and small motor projects.
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DC Motor Speed Controller
Control DC motor speed efficiently using IRFP450PBF MOSFET. A PWM-based circuit provides smooth speed regulation for small to medium power motors.
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Sponsored
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DC Motor Speed Controller using FQA60n60
Control DC motor speed efficiently using FQA60N60 MOSFET. A PWM-based controller allows smooth and adjustable speed regulation for low to high-power motors.
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DC Voltage Regulator
Regulate DC voltage efficiently using the IRF840 MOSFET. Smooth and stable output with adjustable voltage control, ideal for power supply and electronics projects.
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Dc-Dc Boost Feedback
An efficient DC-DC boost converter with feedback ensures a stable and adjustable higher voltage output. Ideal for battery-powered electronics and power supply projects.
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Convert AC to DC Power Supply
Convert AC mains voltage to stable DC with this DIY power supply circuit. Ideal for hobby electronics, microcontrollers, and small devices requiring a regulated DC output.
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fix 3-3v Voltage Regulator
Regulate DC voltage to a stable 3.3V using the KIA78D33AF IC. Ideal for microcontrollers, sensors, and low-voltage electronics projects.
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Multi-volt Transformerless Power Supply Circuit
Design a compact transformerless power supply circuit to get multiple DC voltages. Ideal for hobby electronics, small projects, and low-current applications.
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Sponsored
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Regulated adjustable Power Supply
Build a regulated adjustable power supply using LM317 IC. Provides stable, adjustable DC voltage for electronics projects, hobby circuits, and testing purposes.
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Reverse Polarity Protection Circuit
Protect your circuits from accidental reverse polarity with a simple fuse-based protection circuit. Ideal for DC electronics, DIY projects, and hobby circuits.