From Traditional Packaging to Advanced Packaging in PCB
TO TO (Transistor Outline) is a type of transistor package designed to allow the leads to be molded and used for surface mounting. It is primarily made of plastic and [...]
Effective Methods and Testing for Waterproofing PCB Designs
Three Methods for Waterproofing PCB Designs 1. Waterproof Structure Overview: Case Study: For example, when manufacturing a switch power supply, inside the device, there is a circuit board. From the [...]
5 Key Steps to Debugging a PCB
Pre-power-on Testing Before powering on a circuit board after soldering, it is common to check the board step by step to ensure that everything is correct. This should be done [...]
Considerations for PCB Selection and the Transition from Microwave to Millimeter-Wave Frequency Design
The millimeter-wave frequency band is gradually being adopted by more applications due to its greater bandwidth advantages. Developers of circuits for emerging applications, such as 5G wireless networks and Advanced [...]
Low Temperature Co-fired Ceramic (LTCC) Substrate Circuit Processing Technology
1. Overview of LTCC Substrate Circuits Low Temperature Co-fired Ceramic (LTCC) technology, first introduced in the mid-1980s in the United States, is a multi-layer ceramic manufacturing technology that integrates interconnection, [...]
In-depth Explanation of MEMS Technology and Its Applications
What are MEMS Devices and Their Applications? MEMS (Micro-Electro-Mechanical Systems) devices are primarily used in the automotive and consumer electronics industries. In the future, they are expected to become more [...]
RF Layout and Optimization Techniques in Mobile PCB Design
The increasing functionality of mobile phones places higher demands on PCB design. With the arrival of Bluetooth devices, cellular phones, and the 3G era, engineers are focusing more on the [...]
RF PCB Design and Challenges in Integration with Digital Circuits
Radio Frequency (RF) printed circuit boards (PCBs) are high-speed circuits operating at frequencies of 100 MHz and above, often ranging from 500 MHz to 2 GHz. RF PCBs are the [...]
Understanding Lithium Battery Internal Resistance Testing
The internal resistance testing is actually quite similar to the AC impedance testing method. The principle is essentially based on the volt-ampere method, which means calculating the impedance by dividing [...]
In PCB Reverse Engineering Process, How to Correct Deformed Films?
In the PCB reverse engineering process, sometimes the film may deform due to failure of temperature and humidity control or excessive heat rise in the exposure machine. If the process [...]
Integrated Circuits and Photonic Integrated Circuits: Current Trends and Future Applications
Integrated circuits (ICs) integrate pre-designed electronic circuits onto a silicon substrate, combining thousands or even millions of transistors on a single chip. This innovation has driven the miniaturization of electronic [...]
Understanding Resonance Frequency Formulas: Series and Parallel Circuits
Overview In digital circuits, both sending and receiving data require a clock reference. Data can be sampled on the rising edge, falling edge, or both the rising and falling edges [...]