How to solve the startup noise of flyback isolation switching power supply?
When the power is turned on, the transformer will make a squeak.
The power supply is constant voltage and constant current: ...
E-book "30 Examples of Power Switch Design Secrets"
The second volume is now available for easy download, don’t miss it![[i]This post was last edited by Texas Instruments on 2011-3-10 14:08[/i]]...
As the title says! I would like to ask the MCU experts, because the crystal oscillator circuit on my circuit board always has problems and the startup fails. Is it possible to use only the internal cr...
The working principles of three types of UPS power supplies, namely online, backup and online interactive, are analyzed, their characteristics are compared, and the specific application of UPS power s...
[align=left]With the development of technology and the Internet, wireless devices are constantly being updated, bringing new challenges to their performance test systems. Now, good news is here: Keysi...
Well, I recently got an LPC2148 board.The same program, I downloaded to the FLASH of the LPC2131 board, unplugged the JLINK and it can run normally, and downloaded to the LPC2148 board. (The operation...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
If the ultimate form of a car is a silicon-based life form, then in
the field of
intelligent driving
, it has gradually taken on the appearance of a "veteran driver." In
the field of
the ...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[Details]
1. Static Balance
Static balancing is performed on one correction surface of the rotor. The remaining unbalance after correction is used to ensure that the rotor is within the specified range ...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
Have you ever experienced these moments? Your phone battery runs out at a critical moment, an electric car owner repeatedly calculates the mileage before a long journey, or a drone enth...[Details]
Sometimes an IAR project is closed abnormally. When you open the IAR project again, the project will not be displayed in the Workspace column, as shown in the following figure:
C...[Details]