Licky's Column

Power Bank Circuit Design Board PCB

by Licky Li

Power Bank Circuit Design Board PCB

The power bank circuit design board PCB is a crucial component in a power bank system. It typically includes circuits for battery management, charg...

How to design Heart Rate Monitoring PCB Board ？

by Licky Li

How to design Heart Rate Monitoring PCB Board ？

1.Requirement analysis: Clearly define the accuracy requirements of monitoring, applicable sports scenarios, size and shape limitations of the equi...

How to design a chip ？

by Licky Li

How to design a chip ？

Designing a chip  is a complex process involving multiple steps. Here are the basic steps for designing a chip: 1. Specification formulation. Th...

Micro-rocket flight control system

by Licky Li

Micro-rocket flight control system

The micro-rocket flight control system refers to the system used to control the flight of micro-rockets, which is generally composed of sensors, co...

The differences between transistor PNP and NPN

by Licky Li

The differences between transistor PNP and NPN

Here are some main characteristic differences between transistor PNP and NPN： NPN transistor: Current direction: Electrons flow from the emitter ...

RF/Microwave PCB Design and Layout Guideline

by Licky Li

RF/Microwave PCB Design and Layout Guideline

RF (Radio Frequency) and microwave PCB design and layout require special attention to several key aspects: Component Placement: Keep RF compone...

How can I choose the right RF circulator for my application?

by Licky Li

How can I choose the right RF circulator for my application?

Here are some factors to consider when choosing the right RF circulator for your application: Frequency range: Ensure that the circulator covers...

How does a RF circulator work?

by Licky Li

How does a RF circulator work?

The working principle of a radio frequency (RF) circulator is a microwave device commonly used in RF systems and has a wide range of application fi...

How to make wireless charging LED wireless charger？

by Licky Li

How to make wireless charging LED wireless charger？

Here are the general steps to make a wireless charging LED wireless charger: Prepare components: You will need a wireless charging module, an LE...

How does the reliability and accuracy of the sensor affect its application?

by Licky Li

How does the reliability and accuracy of the sensor affect its application?

The reliability and precision of sensors have important impacts on their applications in many aspects, including the following points: Impacts of ...

DC Half Bridge manufactured induction cooker boiling water

by Licky Li

DC Half Bridge manufactured induction cooker boiling water

A DC half-bridge induction cooker is used to boil water. The principle is that the DC power supply is converted into high-frequency alternating cur...

How to make Battery Charger Circuit using Solar Panel-high?

by Licky Li

How to make Battery Charger Circuit using Solar Panel-high?

Here is a general process to make a battery charger circuit using a high-output solar panel: Components needed: Solar panel Charge controller B...