[i=s] This post was last edited by qwqwqw2088 on 2018-9-21 15:51 [/i] [size=4][b]Question 1: LM25119 application problem [/b] As shown in the attached schematic diagram, I used LM25119 to make a power...
I applied to make a single-chip microcomputer experimental platform for college students that can conduct 51, avr, and arm experiments. I want to name it "single-chip microcomputer and embedded compre...
According to the speic circuit model, L1=L2=100uH is calculated (using an I-shaped inductor). Cs is a 22uF polar capacitor, MOS tube is IRF540N, pwm is 20k, output capacitor is 104 and 10uF polar capa...
This is my first time to participate in a forum activity. I made a very mature balancing car. The MCU is STM32F103C8T6, the gyroscope is MPU6050, the motor driver is TB6612, the reduction motor and en...
The positions of the common mode inductor and filter are different in the following two figures.
In the power supply design cases of some large manufacturers, the common mode filtering is done after r...
The intelligent driving community has its own rhythm. Some are busy pushing new versions and focusing on R&D, others are busy with publicity and promotion, and still others are immersed in mass pro...[Details]
New energy vehicles are increasingly popular with consumers due to policies and energy conservation. Once you've purchased your vehicle, maintenance is essential. However, due to the different powe...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
The digital TV set-top box consists of a tuner, QAM demodulator, TS demultiplexer, MPEG-2 decoder, PAUNTSC video encoder, embedded CPU system and peripheral interfaces, CA module, and uplink data m...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing tests and adjustments on a balancing machine before ...[Details]
This article, part of Texas Instruments' "Power Supply Design Tips" series,
focuses on flyback converter design, discussing key design considerations for a 53VDC to 12V/5A continuous conduction...[Details]
1. Introduction to power amplifier circuit
1. Generally speaking, the main function of a power amplifier circuit is to allow the load to obtain maximum power without distorting the signal or c...[Details]
Comparison instructions compare two numbers, IN1 and IN2, of the same data type. IN1 and IN2 are located above and below the contact, respectively, and their data types must be the same. Operands c...[Details]