A brief discussion of common welding defects of circuit boards in common defects of PCB boards
When we make PCBs, there are many common welding defects of circuit boards. The following figure shows the common sixteen…
There is a black thing on the PCB circuit board. Do you know what it is?
1.What is COB soft package Careful netizen may find that there is a black thing on some circuit boards. What…
How do rule settings apply to my PCB design?
In PCB design, Design Rule is the key to the success or failure of a PCB design. All the intentions…
Why are all PCB multilayer boards even-numbered?
PCB boards are available in single-sided, double-sided and multilayer versions. The number of layers of multilayer boards is unlimited. Currently,…
Proper protection of electronic components for a longer lifespan
Many critical applications require that equipment must function for a long time, even decades. This is especially true for the…
Filter capacitor arrangement strategy at power input
In the power design of electronic equipment, the reasonable arrangement of filter capacitors plays a vital role in improving the…
How to select the best low dropout regulator (LDO) according to system requirements
In electronic system design, low dropout regulator (LDO) is a key component responsible for converting unstable power supply voltage into…
Design points of DC/DC converter in switch mode power supply
Introduction As the core component of switch mode power supply (SMPS), the design of DC/DC converter has a vital impact…
Summary of the inductor selection and layout of the switching power supply
The switching power supply (SMPS, Switched-Mode Power Supply) is a very efficient power converter, and its theoretical value is close…
Inventory of the role of 0 ohm resistors
In our impression, resistors play the role of hindering current. But 0 ohm resistors? What do we need resistors that…
Detailed explanation of what is EMI shielding
As an electronic engineer, noise and radiation are everywhere. As an electronic designer, you must master the knowledge of EMI…
Power Path Controller System Using LTC4412 to Implement Primary and Secondary Power Switching
Power Path Controller System Using LTC4412 to Implement Primary and Secondary Power Switching In many cases, our circuit design has…
2.4G and 433MHZ PCB Antenna Design Guide
1.Printed Circuit Board Antenna Design There are two main structures of 2.4G printed circuit antennas, PIFA antennas and single-pole antennas.2.4G…
What does pcb package library mean
In the entire PCB copy board industry, the role of PCB is undoubtedly to carry the bridge connecting various electronic…
What are the quality problems of PCB? How to improve and enhance it?
1.PCB The creator of PCB is Austrian Paul Eisler. In 1936, he first used printed circuit boards in radios. In…
