How to Connect the Chassis to the Circuit Board Ground?The chassis is made of metal, and there is a screw hole in the middle, which connects to the ground. Here, a 1M resistor is connected in parallel with a 0.1uF capacitor to connect to the circuit board ground. What are the benefits of this?1. If … Read more
1. Advanced Diagnostic Capabilities The safety of a Safety PLC primarily relies on its robust fault diagnosis capabilities. Research indicates that Safety PLCs must detect over 99% of potential faults, including hardware failures, software errors, and communication interruptions. For instance, Safety PLCs monitor the status of processors, memory, and input/output modules in real-time to promptly … Read more
Click the blue text above to follow us~Related to SIL Functional Safety1. Introduction The Safety Integrity Level (SIL) certification is a third-party assessment, verification, and certification process based on standards such as IEC61508, IEC61511, IEC61513, IEC13849-1, IEC62061, and IEC61800-5-2, which evaluates and confirms the safety integrity level (SIL) or performance level (PL) of safety devices. … Read more
Author: Xiaoyu, Typesetting: Xiaoyu WeChat Official Account: Chip Home (ID: chiphome-dy) 01 Exposing Wires Inside the Chip Package We received a chip, and the core part of the chip is actually not as large as the chip itself. To facilitate the connection of numerous pins, an additional layer of packaging is added outside. Common types … Read more
Click ↑ for automotive repair cases and follow for updates to obtain the complete timing guide Highly versatile, applicable to all circuit boards! 1. How to repair circuit boards without schematics? 1. You must have a clear mental image. You need to thoroughly understand the principles of some typical circuits and be very familiar with … Read more
Click the blue text to follow! PLC Safety Control Matters: Insights from an Experienced Electrician Last month, the automated production line in Xiao Wang’s workshop suddenly crashed, and even the safety light curtain was unresponsive, almost leading to a personal injury incident. Later, the factory manager called me to check, and I found that the … Read more
Capacitors play a crucial role in high-speed PCB design and are typically the most used components on a PCB. In PCBs, capacitors are generally categorized into filtering capacitors, decoupling capacitors, and energy storage capacitors. 1. Power Output Capacitors, Filtering Capacitors We usually refer to the capacitors in the input and output circuits of the power … Read more
Capacitors play a crucial role in high-speed PCB design and are typically the most used components on a PCB. In PCBs, capacitors are generally categorized into filtering capacitors, decoupling capacitors, and energy storage capacitors. 1. Power Output Capacitors, Filtering Capacitors The capacitors in the input and output circuits of the power module are commonly referred … Read more
In the precise world of humanoid robots, every small component plays a crucial role. The controller, acting as the robot’s “brain”, is vital for the overall system’s performance due to its stability and reliability. The controller not only needs to handle complex algorithms and signals but also precisely directs the robot’s movements and operations, including … Read more
The 3D silicon capacitor is a capacitive component manufactured based on semiconductor processes. Its development requires overcoming key technologies such as deep silicon etching, heterogeneous integration of dielectric materials and silicon-based materials, and balancing interface stress caused by differences in thermal expansion coefficients. Geli Micro has successfully developed the compact, high-density, low-parasitic, and highly reliable … Read more