This article discusses the PCB layout of a power supply circuit that generates a regulated 3.3 V rail from a small solar cell. My goal in this project was to create a very simple, very compact circuit...
1. The bq24650 output voltage is abnormal and cannot be chargedNow I have a problem. The connection of bq24650 is as shown in the figure. The setting is 6V input and 4.2V output. But if the input volt...
When starting a new design, most of the time is spent on circuit design and component selection, and the PCB layout and routing stage is often not considered carefully due to lack of experience.
Failu...
[i=s]This post was last edited by DavidZH on 2019-5-1 16:06[/i] As an electronics enthusiast, DIY is inevitable. As the saying goes, a good tool is a must. I have been paying attention to an ultrasoni...
Joint development of GaN-based EV inverters VisIC’s D3GaN technology (lowest losses per Rdson) combined with ZF’s highly efficient EV powertrain can increase EV range and reduce system costs ...[Details]
1. Introduction: The calibrator of the electromagnetic flowmeter signal converter is a device for performance testing and calibration of the electromagnetic flowmeter signal converter. The existing e...[Details]
Challenge: As the power grid is huge and complex, it is difficult to improve the status quo using traditional data collection methods, and to collect accurate and sufficient data to facilitate daily d...[Details]
At 18:58 on August 14, the official Weibo account of Jianye Branch of Nanjing Public Security Bureau of Jiangsu Province reported that a fire in an online ride-hailing vehicle in Jianye District of N...[Details]
LM75A is a high-speed I2C interface temperature sensor that can directly convert temperature into digital signals within the temperature range of -55 to +125, and achieve an accuracy of 0.125. PIC32 ...[Details]
The ability of batteries to charge and recharge is obviously due to the interaction between electrode materials and electrolytes. However, for achieving ideal battery performance, the solid electroly...[Details]
As a revolutionary energy-saving lighting technology, LED lighting is developing rapidly. However, the requirements for LED driver power supplies are also increasing: high efficiency, high power fa...[Details]
Chinese power battery companies have become the backbone of the global new energy vehicle industry, occupying six of the top 10 global installed capacity lists and accounting for more than 60% of the...[Details]
The second stage of initialization: initialization of various system resources The second stage of initialization is performed only by the main cpu (cpu0) cpu1 ... etc. cpu is only responsible for ...[Details]
Against the backdrop of the coronavirus pandemic, the HARTING Technology Group is taking numerous measures to protect its employees on the one hand, while ensuring that its customers continue to bene...[Details]
(Image source: governmentnews.com.au) According to foreign media reports, a revolutionary cloud technology can reduce the parking burden of car owners by displaying real-time images of vacant pa...[Details]
On May 14, CITIC Securities released a summary report on the guidance work for the initial public offering and listing of Advanced Micro-Semiconductor (Shenzhen) Co., Ltd. (hereinafter referred to as...[Details]
Introduction: I remember that at the beginning of the year, Mercedes-Benz released a pure electric concept car - VISION EQXX (hereinafter referred to as Mercedes-Benz EQXX). Its two highlights are ve...[Details]
Many new energy-saving refrigerators now use many new technologies, new components and new structures. What secrets are hidden? Here is a brief introduction to how energy-saving refrigerators main...[Details]
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Chengdu - OPPO today released the new generation of annual imaging flagship Find X8 series, which adopts a new generation of ultra-thin straight screen...[Details]