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Detailed explanation of the internal design principle and structural analysis of the chip

Updated: 2022-03-17
Views: 6732

Summary as a power R \\u0026 D engineer, of course, often contacts various chips. Some engineers may not be familiar with the interior of the chip. Many students directly enter the application page of the dataset when applying a new chip, and build an external layout based on the recommended design. That's it. In this ……

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What are the points of DC-DC's PCB design?

Updated: 2022-03-17
Views: 6528

The circuit of DC-DC is much more complicated than LDO, and the noise is greater. The layout and layout requirements are higher. The quality of Layout directly affects the performance of DC-DC, so it is crucial to understand the Layout of DC-DC. 1. Bad Layout EMI, there will be a higher DV/DT on the foot of the SW tube……

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The reliability of the electronic packaging (packaging defect, failure, etc.), this article made a clear narrative!

Updated: 2022-03-17
Views: 6432

Electronic devices are a very complicated system, and the defects and faults during the packaging process are also very complicated. Therefore, research on packaging defects and faults require a systematic understanding of the packaging process so that the cause of defects can be analyzed from multiple angles. The mech……

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Support the manufacturing industry to realize intelligent transformation | GD32F303 universal inverter solution design

Updated: 2022-03-17
Views: 6392

In September 2020, my country clarified the goal of carbon peaks in 2030 and carbon neutrality in 2060. The realization of net zero emissions in the next forty years will be a challenging task for China. For the motor industry, the motor occupies an important position in the industrial field. According to statistics, m……

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Help sharing power replacement, smart lithium battery BMS solution based on GD32E230

Updated: 2022-03-17
Views: 6467

According to statistics, the Chinese market has 300 million two -wheeled three -wheeled electric vehicles. In 2019, my country ’s electric two -wheeled vehicles were 36.09 million vehicles and sold 34.64 million. Heavy user. With the official implementation of the new national standard on April 15, 2019, the sales volu……

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SIC MOSFET's interesting IP story set — Bingfeeling half -bag, Romm Shuanglou, residents' grounds, and ge who lying down

Updated: 2022-03-17
Views: 6755

Study notes for a silicon carbide chip amateur enthusiast. Literature sorting out, industry news, occasionally obtained, the sky is empty. This public account belongs to personal learning notes, only for personal amateur hobbies, and does not involve any business purposes. If there are irregularities in the article, pl……

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The common role of 7 MOSFET gate circuits, don't see it!

Updated: 2022-03-17
Views: 6655

It is widely used in switching power supply, motor control, electric tools and other industries. The gate is a relatively weak link in MOSFET itself. If the circuit design is improperly designed, it is easy to cause the device and even the system to fail. Therefore, this article will organize this article to organize t……

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Research progress of power electronic packaging key materials and structural design

Updated: 2022-03-17
Views: 6606

Abstract: Traditional power electronic packaging is mainly based on two -dimensional plane packaging technologies such as pheasant connection and lead bonds, which cannot meet the reliable applications of third -generation semiconductor devices in high -frequency, high -voltage, and high temperature. In order to solve ……

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What are the advantages of silicon carbide compared with silicon?

Updated: 2022-03-17
Views: 6690

Program. According to the French market research institution Yole D \\u0026 Eacute; Veloppement estimates that the SIC device market revenue will account for more than 10%of the overall power electronics market by 2025, and the revenue ratio of GAN devices will exceed 2%. Well -known suppliers of SIC components include……

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Talk about the application and development of electric vehicle IGBT technology

Updated: 2022-03-17
Views: 6642

Power devices have appeared in the mid -20th century. After nearly 30 years of development, the combination of MOS and BJT technology has spawned IGBT technology. After continuously updating, IGBT is now widely used in vehicles, welding, aerospace, and other fields. This article introduces the structure and working pri……

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Dry goods | Bambound MOS tube Miller Effect

Updated: 2022-03-17
Views: 6346

The following is a switching circuit of NMOS. Step signal VG1 is set to DC level 2V, Fang wave (amplitude 2V, frequency 50Hz), T2's opening voltage 2V, so MOS tube T2 will open and cut off the cycle T \\u003d 20MS for cycle T \\u003d 20MS. Switch. First of all, the waveform of VGS and VDS will be used. When you see VGS……

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"Hualinkona-Semiconductor Craft" Silicon carbide MOSFET Wet treatment in front of the furnace after manufacturing

Updated: 2022-03-17
Views: 6233

Introduction to silicon carbide (SIC) device manufacturing technology has many similarities with silicon manufacturing, but whether the differences in materials will affect the cleaning capacity of the cleaning ability. The difference in material parameters includes the diffusion coefficient, surface energy, and chemic……

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