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PCB Design Causes Reference Voltage Thermal Hysteresis: Problem Analysis and Solution Strategies
May 09,2025
In today's highly sophisticated electronic devices, the stability and accuracy of the reference voltage is critical to the performance of the entire system. However, an often overlooked issue - thermal hysteresis of the reference voltage due to PCB design - is gradually attracting widespread attention from engineers. Overview of the reference voltage thermal hysteresis phenomenon Reference voltage...
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Typical Application Scenarios For High Tg PCBs
May 13,2025
1. Automotive electronics Automotive electronic systems (e.g., engine control units, sensors and in-car entertainment systems) often operate in high-temperature environments, especially in engine compartments or under high summer temperatures. High Tg PCBs are able to maintain stable performance at high temperatures to ensure the reliable operation of automotive electronics. 2. Aerospace Aerospace...
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Halogen-free And Lead-free Processes: Compliance Challenges For Green PCB Manufacturing
May 23,2025
Under the background of stricter environmental protection policies around the world, green manufacturing in the PCB (printed circuit board) industry is imperative, with halogen-free and lead-free processes becoming the core development direction. However, in the process of advancement, companies are faced with multiple compliance challenges such as technology, cost and supply chain coordination . ...
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Black Disk Phenomenon in ENIG Process: Causes and Solutions
Jun 24,2025
1. What is the black disk phenomenon in ENIG process? ENIG (electroless nickel immersion gold) is one of the mainstream processes for PCB surface treatment. Its "black disk phenomenon" refers to the abnormality of the nickel layer or gold layer on the surface of the pad due to chemical or electrochemical reactions, resulting in the pad appearing abnormally black or dark (usually the nickel layer c...
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