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Why does the MOS tube connect the diode in parallel?

Updated: 2022-03-17
Views: 8469

The MOS tube is the abbreviation of MOSFET. The whole fight is the Metal-Oxide-Semiconductor Field-Effect Transistor. The translated is a metal-oxide semiconductor field effect transistor. According to the difference in conductive channels, MOS can be subdivided into two types: NMOS and PMOS. Essence The figure below i……

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A formula hit the world, ASML director explains the key technology

Updated: 2022-03-17
Views: 8428

At the launching ceremony of the Shanghai Station of "Chasing Laboratory\\ The invisible champion has become an online celebrity company that can talk about a few words, and can see reports and topics related to ASML almost every day. Gao Weimin, the technical director of ASML China, even summarized the description of ……

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Can the MOS tube current direction be reversed? How big can the body diodes be too large?

Updated: 2022-03-17
Views: 7294

Two questions today: 1. Can the MOS tube drive current be reversed? D to S, S to D? 2. How much can the MOS tube diodes be too large? Why are there these two questions? When we first learned the MOS tube, we should start with NMOS, and the direction of the current is from D to S. In actual application circuits, NMOS wi……

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Count the development of foreign diamond semiconductor materials and devices

Updated: 2022-03-17
Views: 8399

The research and application of ultra -wide -wide procedure semiconductor materials (forbidden bandwidth\\u003e 4.5 E V) represented by diamond, oxide, aluminum nitride, and boron nitride, etc., has continuously obtained technological breakthroughs in recent years. This type of semiconductor material has higher bandwid……

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After disassembling 131 models of nitride, we got 8 important data

Updated: 2022-03-17
Views: 8337

In recent years, Nitride has gradually entered the system from the original third -party brand accessories, becoming the standard for many mobile phones and laptops. At the same time, the application field of nitride technology in the consumer power supply market has also been expanded. From a single fast charger, it g……

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MEMS Silicon Crystal Vibration Replaces the six major advantages of Mentai to solve the pain point of electronic engineers

Updated: 2022-03-17
Views: 9674

Introduction: In the continuous expansion of time scene applications, electronic systems have put forward higher and more complex technical requirements for timing components, and traditional quartz crystals cannot overcome their inherent restrictions. , Limited frequency and other disadvantages. It can no longer meet ……

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One article talks with transparent electrostatic discharge (ESD) protection

Updated: 2022-03-17
Views: 8554

I have always wanted to tell you about the theory of ESD, which is classic. However, because the theoretical is too strong, any theory is one by one. If you do not draw eggs, you will not draw David. Let's talk about what is the electrostatic discharge (ESD: Electrostatic Discharge)? This should be the main culprit tha……

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What is Hall effect (Hall)? Hall effect sensor work principle analysis

Updated: 2022-03-17
Views: 8568

Integrated circuit (Hall Effect IC), Hall Effect Sensor IC, Hall Sensor, Hall circuit, Hall IC. Hall is sometimes translated into Huo Er, so it can also be called Huo Er integrated circuit. The following is referred to as Hall IC. Hall IC is usually divided into digital Hall IC and linear Hall IC according to the outpu……

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3D packaging will become the main process! Advanced packaging of chip giants!

Updated: 2022-03-17
Views: 10053

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Why is the power MOS tube burned? Come in and see!

Updated: 2022-03-17
Views: 8076

The working status of MOS in the controller circuit: the process of opening (from the transition process from the deadline), the transition status, the process of turning off (from the transition process from the diversion to the deadline), and the deadline. The main loss of MOS also corresponds to these states, switch……

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Deep analysis! Power semiconductor on the car (2)

Updated: 2022-03-17
Views: 9211

The power-driven system is mainly used in the inverter DC-AC, and the DC electricity conversion of the charging battery 12V is converted into an AC electric drive motor of the drive motor 220V. Dozens of IGBTs need to be used on the motor control system. After output high voltage from the battery, it needs to be change……

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It's time to understand oxidation

Updated: 2022-03-17
Views: 7210

In the IEEE SPECTRUM Chinese version of "Science and Technology Observation" in May 2002, the late Lester F. East-Man and Umesh K.Mishra (Umesh K.Mishra) Speaking of a bold technology in the power semiconductor industry at the time: Nitride (GAN). They expressed an optimistic view on the prospects of the emerging broad……

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