Lily's Column

Types of Transistors: Classification (BJT, JFET, MOSFET & IGBT)

by Lily Zhang

Types of Transistors: Classification (BJT, JFET, MOSFET & IGBT)

The internal structure and operational principles of transistors lead to different types, primarily categorized into Bipolar Junction Transistors (...

Difference Between Active and Passive Electronic Components

by Lily Zhang

Difference Between Active and Passive Electronic Components

Feature Active Components Passive Components Definition Components that can amplify power or control current flow Components that cannot amp...

Active Vs Passive components

by Lily Zhang

Active Vs Passive components

Active components: What is Active component?? An active component is a device that has an analog electronic filter with the ability to amplify a s...

741 Operational Amplifiers

by Lily Zhang

741 Operational Amplifiers

Active Crystal Oscillator VS Passive Crystal Oscillator

by Lily Zhang

Active Crystal Oscillator VS Passive Crystal Oscillator

Crystal oscillators are usually divided into passive crystal oscillators and active crystal oscillators. Passive crystal oscillators are generally ...

Difference between VCC, VEE, VDD, and VSS

by Lily Zhang

Difference between VCC, VEE, VDD, and VSS

The meanings and differences of VCC, VEE, VDD, and VSS used in the supply voltage are shown below. VCC VCC is used as the positive supply voltag...

How to Hand Solder an LCD FPC/FFC Connector?

by Lily Zhang

How to Hand Solder an LCD FPC/FFC Connector?

Let’s face it, full-colour TFT displays are cool and adding one to your project is going to instantly endow your project with coolness. The problem...

Why the AMOLED has different display effect?

by Lily Zhang

Why the AMOLED has different display effect?

The P array of AMOLED: the struggle between display effects and lifespan. When it comes to the downsides of AMOLED, the first thing that comes to m...

What are the main differences between LCD and OLED?

by Lily Zhang

What are the main differences between LCD and OLED?

Here, we will not specifically introduce the technical principle of LCD and OLED. You just need to remember that LCD (Liquid Crystal Display) is ac...

DDR 3 PCB

by Lily Zhang

DDR 3 PCB

The DDR 3 PCB is a third generation memory chip of the synchronous dynamic RAM PCB. The DDR 3 PCB offers you superior performance advantages over i...

DFM and DFA

by Lily Zhang

DFM and DFA

DFM and DFA The two concepts that summarize the above requirements are DFM and DFA. DFM, acronym for Design for Manufacturing, ensures that the PCB...

How to Use the Multimeter

by Lily Zhang

How to Use the Multimeter

A multimeter is a portable instrument that measures electrical quantities like voltage, current, and resistance. It is also known as a multitester,...