NVR-1209

The advent of frequency converters and advanced motor control methods have made three-phase brushless motors (AC induction motors or permanent magnet synchronous motors) once a huge success in spee...[Details]

The 1000W automatic voltage regulating AC regulated power supply circuit is shown in the figure below. Its working principle: T is an autocoupler voltage regulator. Its output end is fixed, and the...[Details]

1. Implement functions (1) Branch The controller has a clock function that can set and display the time for turning on and off lights, and control the entire branch to turn on and of...[Details]

AFC Energy has announced the launch of a new high power density alkaline fuel cell, as well as specific technical details. It is reported that this new technology takes into account the application o...[Details]

At the end of last month, Shanghai Belling released its 2019 semi-annual performance forecast, predicting that the net profit attributable to shareholders of the listed company in the first half of 2...[Details]

TL494 is a fixed frequency pulse width modulation circuit, which contains all the functions required for switching power supply control and is widely used in single-ended forward double-tube, half-br...[Details]

Reference: https://blog.csdn.net/suiyuan19840208/article/details/7239949 https://blog.csdn.net/pugu12/article/details/47011159 http://tscsh.blog.163.com/blog/static/200320103201312645149965/ https://...[Details]

1. IGBT module location in BYD e5 high voltage electric control assembly 2. IGBT module in BYD e5 high voltage electric control assembly 3. IGBT in BYD e5 high voltage e...[Details]

Today, vivo's new mobile phone system OriginOS officially announced that it will be released in Shenzhen on November 18. Previously, the official said that the system "took a year to polish carefully...[Details]

Introduction LLC is the best candidate for front-end DC-DC converter, which can meet the requirements of wide input voltage range and high efficiency. UCC25600 is designed for DC/DC applications usin...[Details]

Beijing time, July 19th morning news, it is reported that after several Chinese Internet giants launched chip projects one after another, ByteDance also plans to design chips independently. A ByteD...[Details]

Dutch energy storage company Lithium Werks BV said today it has signed a framework agreement for the construction of a lithium battery gigafactory in China. The agreement was signe...[Details]

1. Overview of S3C2440 Serial Port Serial communication generally requires the addition of a level conversion circuit because the TTL/CMOS level is inconsistent with the RS232 level: TTL/CMOS level: ...[Details]

What drives the BLDC motor? There are several methods that can be used to drive a BLDC  motor ; some basic system requirements are listed below: a. High-power transistors. These are usually field ef...[Details]

Escrapt’s holistic cybersecurity protection – DV business model – covers the entire DevOps cycle from embedded (e.g., hardware security modules and automotive firewalls) to cloud (e.g., key managem...[Details]