I recently encountered a difficult problem when repairing a company's circuit board. The 2596 circuit converted 24V to 5V, but the output was only a few volts, and the inductor became hot. The inducto...
[size=4]First of all, I would like to thank the moderator of dcexpert for giving me a copy of "Mastering Switching Power Supply Design Second Edition". I hope you will all be envious:loveliness:. [/si...
I would like to ask how to automatically add test points to the whole board in AD? The current method is rather clumsy. For example, for 20 networks, I first copy 20 test point pads, then add networks...
Designers of hearing aids have stringent requirements. Hearing aids must be small enough to fit in or behind the ear, operate on ultra-low power, and be free of noise or distortion. To meet these requ...[Details]
DC regulated power supply is a commonly used electronic device, which can ensure stable output voltage when the grid voltage fluctuates or the load changes. A low ripple, high-precision regulated p...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
introduction
With the rapid development of my country's aviation industry, various new aircraft and control equipment have been successfully developed. Some previous measurement and control eq...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
Introduction
Wireless operators are driving demand for broadband and data rates by offering enhanced data services to increase average revenue per user (ARPU). The need to provide users with ...[Details]
introduction
With the increasing popularity of Internet applications, the degree of information sharing is constantly improving. The digitization and networking of embedded devices has b...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
Abstract:
A single pulse secondary radar reply processor implemented with EPLD. Its main functions include: reply frame pulse detection, reply information decoding, assembling reply inf...[Details]
Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
Today, Linux is widely used
in the development of
various
embedded devices
, such as digital TVs, video converter boxes, DVR players, xDSL/cable/PON modems, home routers, and
network
gatewa...[Details]
Many coal mines in my country are still at the level of manual mining, with low production efficiency and many safety hazards, such as gas explosions and underground water seepage. Management is st...[Details]
Once upon a time, when people choose mobile phones, they began to pay more and more attention to the processor's main frequency. 300MHz, 400MHz or 600MHz? There is a trend of determining performanc...[Details]
introduction
In embedded systems, in order to enable the system to automatically recover under abnormal conditions, a watchdog circuit is generally introduced. The watchdog circuit is actu...[Details]