The switching power supply chip OB2202, the 3rd pin for detecting current will slowly increase the feedback voltage over time, and according to the information on the Internet, it is found that it has...
DC Power Supply Design : https://training.eeworld.com.cn/course/4387DC Power Filter (DC Power Filter)DC power filter is the foundation that affects the entire hardware circuit.Course Objectives:Unders...
For high-voltage H-bridge PMW motor drive, power MOSFET and IGBT are mainly used as switch tubes, and the drive circuit of the switch tube usually adopts integrated drive circuit to convert the PWM co...
This series of documents would like to thank forum members wstt, david_lee, cat3902982, sugerlatu, zhangdaoyu and other friends for their strong support. They spent a lot of time and energy to organiz...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:56[/i]Various perpetual calendars, thermometers and hygrometers, clocks, radio clocks, timers, pedometers,Chips involved in calculators...
The program uses a lot of AD modules:using sequence channel single sampling, the lower 8 registers are basically the same as the upper 8 registers, but if you want to use the upper 8 registers in the ...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
Synchronous buck designs are becoming increasingly difficult, and the selection of suitable ICs is becoming quite narrow. This Design Idea combines a current-mode PWM IC used in a flyback regulator...[Details]