Will PCB expire? Bake first after expiration?
Do you know “Why PCB must be baked before the SMT passes through the reflow oven after it expires and…
metal core pcb
1.what is metal core pcb At the heart of a Metal Core PCB is its distinctive structure. Unlike traditional PCBs, which are…
copper based pcb
1.What is Copper based pcb Copper-based printed circuit boards (PCBs) are a fundamental component in modern electronics,Serving as the backbone…
Problems and prevention measures of PCB wiring of power amplifier circuit
Noise and amplifiers are inevitable. The purpose of reducing noise discussed here is to reduce it to an acceptable range,…
PCB interference suppression design, you must know these 47 principles
Radiation generation Current causes radiation, not voltage, static charges produce electrostatic fields, constant currents produce magnetic fields, and time-varying currents…
Analysis of defects in pure tin plating on PCB
1 Introduction In the production process of circuit boards, most manufacturers still use the wet film process for imaging due…
pcb debugging steps
Detection before power on After a circuit board is soldered, when checking whether the circuit board can work normally, you…
PCB signal traces are hotter than we thought
Figure 1(a), shows a simulation of vertical heat flow from a trace across the board to the other side. Simulations…
LED display unit board PCB design rules
LED display unit board PCB design rules 1. General principles (1) When the design rules are met, the production cost…
Explain the importance of LED display PCB design
First: preliminary preparation. This includes preparing component libraries and schematics. “If a worker wants to do his job well, he…
PCB sustainable development needs to break through environmental protection bottlenecks
In recent years, my country’s PCB industry has achieved rapid growth. According to predictions from the China Printed Circuit Industry…
How to place the two masters of RF circuit and digital circuit on a PCB board?
Single-chip radio frequency devices greatly facilitate the application in the field of wireless communications within a certain range. Using appropriate…
Electromagnetic compatibility design of an electronic device on a small satellite platform
Key points: For a certain electronic equipment on the small satellite platform, the electromagnetic compatibility (EMC) design principles and specific methods…
What is propagation delay on PCB?
Latency is frustrating, both in our daily lives and in the devices we conveniently use. Propagation delay/time delay inhibits the…
Electromagnetic compatibility analysis and design of high-speed circuits
The primary task of designing a circuit board is to work properly, but now the number of layers of PCB…
