Licky's Column

Three-Phase WBG Resonant Converter Integrated with PCB Winding Transformer

by Licky Li

Three-Phase WBG Resonant Converter Integrated with PCB Winding Transformer

In modern power electronics, three-phase DC-DC resonant converters have emerged as a solution for high-power applications, offering reduced compone...

Understanding SiC MOSFET Power Modules and Ensuring its Short-Circuit Safety

by Licky Li

Understanding SiC MOSFET Power Modules and Ensuring its Short-Circuit Safety

Requirements Needed in the Implementation of the Experiment   Two commercial SiC MOSFET power modules, Cree’s 1.2 kV/300 A and Rohm’s 1.2 kV/180 A,...

How to Program an ATmega328 MCU on a Custom PCB ?

by Licky Li

How to Program an ATmega328 MCU on a Custom PCB ?

How to Prepare the Programmer To program the microcontroller, we need a USB ISP AVR programmer, which is a tool used to flash the bootloader and p...

How to Control Servo Motors by Tilting Your Smartphone ?

by Licky Li

How to Control Servo Motors by Tilting Your Smartphone ?

Required Hardware Raspberry Pi 4 Servo motors (2) Jumper wires External power supply Connecting the Servos to the Raspberry Pi 4 For this projec...

Designing an Arduino-based Buck-boost Converter With Feedback

by Licky Li

Designing an Arduino-based Buck-boost Converter With Feedback

A buck-boost converter is a switch-mode DC-DC converter that provides an output voltage greater than or less than the input voltage. The arrangemen...

Digital Logic Projects

by Licky Li

Digital Logic Projects

Digital logic projects are a great way to learn about the basics of digital electronics. These projects can range from simple circuits that demonst...

Water level indicator PCB layout : tips and best practices

by Licky Li

Water level indicator PCB layout : tips and best practices

Water level indicators are essential for monitoring water levels in various applications such as tanks, wells, and reservoirs. In the past, water l...

Heavy Copper PCB – What makes it the most heavy-duty circuit?

by Licky Li

Heavy Copper PCB – What makes it the most heavy-duty circuit?

What is heavy copper PCB? We know PCBs are made of non-substrate and copper material where copper works by conducting electricity through th...

Building an RF Switching Unit

by Licky Li

Building an RF Switching Unit

  In my case, I was interested in having a way to electronically switch connections for test equipment. It's a real pain having to swap out connec...

Different types of RF antenna and their operating frequencies

by Licky Li

Different types of RF antenna and their operating frequencies

DC Motor vs Stepper Motor vs Servo Motor

by Licky Li

DC Motor vs Stepper Motor vs Servo Motor

1. Brushed and Brushless DC Motors DC motors are electromagnetic devices that use the interaction of magnetic fields and conductors to convert elec...

RF Power Amplifier Module PCB Design

by Licky Li

RF Power Amplifier Module PCB Design

RF power amplifiers can be found in any wireless product, often built into chipsets or modems. However, in some specialty systems, you might need h...