What is a bootstrap capacitor?
The DC-DC BUCK chip has a pin called BOOT, some called BST, as shown below:How does the bootstrap capacitor work?
The following is the block diagram of the DCDCBUCK chip...
[size=5]Machine interface and boot design based on MCU+DSP embedded platform[/size][size=5] [/size] [size=5]1 Introduction[/size] [size=5] [/size] [size=5] Automation control requires real-time data a...
1. If the MCU uses the delay function to delay, that is, the empty waiting method is used to delay, but the MCU has only one core and cannot split itself to handle other things. If this method is used...
The previous article ( https://en.eeworld.com/bbs/thread-1187454-1-1.html ) only analyzed the board based on the schematic diagram. This article will directly power it on and take a look.
The CB5654 d...
After the previous preparation, the basic knowledge is almost known, and you can start to build your own project. The basic operation method will not be explained in detail, and the picture will be di...
From mobile phones to laptops, from electric cars to airplanes, lithium-ion batteries are widely used in the industry. Therefore, every performance improvement of lithium batteries will have a wide i...[Details]
Recently, Stanford University released the latest DAWNBench deep learning reasoning list, on which Huawei, Alibaba Cloud, Tianshu Zhixin and other companies were listed. According to reports, Stanfor...[Details]
1. Overview
AY0438 is a complete MCOS display driver produced by Microchip. It can directly drive LCD display modules under the control of a single-chip microcomputer or a microproces...[Details]
Some time ago, a 75kw fire pump in the factory could not pump up the pressure, and the on-site mechanic was notified to repair the pump. The mechanic found us to remove the motor wires so that they...[Details]
The use of high-energy-density batteries can enable the manufacture of more types of electric vehicles , including flying vehicles. According to previous research, in order to support the takeoff and...[Details]
1 Introduction
With the introduction of soft punch-through IGBT technology, new standards in IGBT design and characteristics have been created, especially for the medium power ...[Details]
In addition to iOS/iPadOS 15.4.1, Apple also pushed the watchOS 8.5.1 version update (internal version number: 19T252) to Apple Watch users today, which is compatible with Apple Watch Series 3...[Details]
In my personal opinion, for electric vehicles, the most reliable method for thermal management of battery packs is similar to the following method.
From the perspective of reliability, I will ...[Details]
Event Backstory Whether it is Google's smart assistant, Apple's Siri or Amazon's Alexa, they are actually always listening to voice, but only when they hear some prompts (such as "Okay, Google", "Hey...[Details]
introduction
In recent years, with the expansion of the scale of colleges and universities, the number of students on campus has continued to grow, and there are more and more unstable factors...[Details]
What does the electrical control system diagram include?
The electrical control system diagram includes three types of diagrams: electrical schematic diagram, electrical component wiring diagr...[Details]
Is autonomous driving “alive”?
The year 2023 will not be easy for many intelligent driving companies.
Compared with the concepts that ChatGPT has popularized as the "critical point of...[Details]
Currently, some battery-powered products, such as personal multimedia players, smart phones, portable game platforms and GPS navigation devices, are equipped with USB interfaces; and these products...[Details]
I. Introduction The external crystal oscillator on the JZ2440 development board is 12MHz. When the development board is powered on, the system clock of the S3C2440 is 12MHz. However, the maximum syst...[Details]
On October 23, preliminary survey data from the Gaogong Industry Research Institute of Lithium Battery (GGII) showed that China's lithium battery shipments in the first three quarters of 2024 were ...[Details]