Design aspect:(1) Expansion and contraction coefficient matchingGenerally, a large-area copper foil is designed on the circuit board for grounding, and sometimes the Vcc layer is

Design standards for the shape and size of PCB pads1. Call PCB standard package library2. The minimum single side of the pad is not less than 0.25mm,

The ubiquity of PCBs in our daily lives continues to expand, and this growth is largely driven by consumer demand for smarter products that can

Hardware circuit designers need to follow certain steps when designing circuits. You know, working strictly in accordance with the steps is a necessary prerequisite for

1. The design of the physical board frame must pay attention to the precise size, avoid installation troubles, and ensure that the circuit board can

A . About PCB PCB is the abbreviation of printed circuit board. It is an important electronic component in the electronics industry, a support for electronic

The 4G/5G protocol processing platform has the protocol processing capabilities of 4G base station (eNB), 5G base station (gNB), 4G core network (EPC), and 5G

Reasons for laying copper:1. EMC, for large-area ground or power supply copper, it will play a shielding role, and some special ones, such as PGND,

What are the process flow of PCB manufacturing? PCB circuit boards are used in almost all electronic products, ranging from watches and earphones to military

Since every switching power supply generates broadband noise, it is even more difficult to integrate the DC/DC converter in the automotive circuit board network into

Impedance matching means that when energy is transmitted, the load impedance is required to be equal to the characteristic impedance of the transmission line. At

For electronic equipment, a certain amount of heat will be generated during work, which will cause the internal temperature of the equipment to rise rapidly.