[b]4. Basic Principles of DDS[/b] [color=#000][size=15px]Note: The content of this article is excerpted from the textbook "EDA Experiment and Practice" written by Zhou Ligong, pages 196-197. [/size][/...
[i=s]This post was last edited by 1nnocent on 2021-4-9 09:08[/i]The schematic diagram is as follows:
If the input of a single-power op amp is not rail-to-rail, the op amp cannot input a signal close t...
Designing a multi-load power supply using WEBENCH Design requirements: Design a 3-way power supply. Input range DC18V~DC26V, output 5V@2A, 3.3V@1A, [email]1.9V@0.5A[/email] three-way power supply. Amo...
[backcolor=rgb(239, 245, 249)][size=14px]This is the internal circuit of an LED bulb I copied. I don't quite understand it. The output voltage of the bridge stack should be 310V. Why is such a small c...
What are the pull-up and pull-down capabilities of a 0-10V dimmer? I want to connect 100 dimmer power supplies in parallel. Will the dimmer's driving capacity be insufficient?...
1: When laying out the board, first shrink the wiring area, hold down the right button, and see if the drawing board can be moved up, down, left, and right. If not, move it in the opposite direction u...
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[Details]
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
As AI accelerates across industries, the demand for data center infrastructure is also growing rapidly.
Keysight Technologies, in collaboration with Heavy Reading, released the "Beyo...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
Renesas Electronics' new ultra-low-power RA4C1 MCU features advanced security and a dedicated peripheral set, making it ideal for metering and other applications.
The new product mee...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
introduction
The OMAP-L138 dual-core processor is a new generation of low-power single-chip systems (SoCs) from TI. It is widely used in communications, industrial, medical diagnostic, and aud...[Details]
In microwave amplification circuits, the power chip is the core of the entire circuit. A large number of semiconductor devices in the chip will generate a lot of heat when working. If the heat diss...[Details]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
In July 2025, stimulated by the "old for new" policy, China's new energy vehicle penetration rate reached a historic 50% mark. While industry experts like Cui Dongshu celebrated the market's perfor...[Details]
No one expected that after about a day of downtime, four or five thermostats on the control panel would display four 0000s and flash. We knew it was caused by poor contact of the temperature sensin...[Details]
BMW has launched a new intelligent electronic and electrical architecture, which officials say is the world's first architecture that can be applied to all power types and all vehicle levels.
...[Details]