CNY17F-4M

　　Programmable control circuit design 　　The enhanced STC8051 microcontroller and its surrounding circuits form the smallest microcontroller system. The STC8051 chip used has the following hardware r...[Details]

Generally, current limiters are a modified method for dealing with nonlinear problems. In analog signal processing applications, current limiters are basic elements in the design of nonlinear com...[Details]

The three most easily overlooked factors when purchasing LED TVs. 1. Picture refresh rate Speaking of picture refresh rate, many friends may feel unfamiliar, but many friends must be familiar ...[Details]

      1 Introduction 　　The integration of power supply is the development direction of power supply products. In the application of switching power supply, PWM control circuit is the core of powe...[Details]

LED lamp beads are voltage-sensitive devices and capacitive loads. In actual work, the current accuracy is required to be high, which is one of the main issues affecting the luminous efficiency and...[Details]

　　The original design of this system is 8-channel QCM detection, that is, 8 sets of identical oscillators with MAX913 chip as the core are used, which are inverted by 2 CD4069 inverters and sent to t...[Details]

1 Introduction In recent years, monolithic switching power supplies have become increasingly popular among power supply designers for their low cost, high reliability and design flexibility in powe...[Details]

　　1 Introduction 　　Frequency multipliers are important nonlinear circuits in high-frequency circuits of radio technology. As basic electronic devices, they are widely used in various electronic devic...[Details]

Thermal Management: 3 Ways to Break Through the Power Density Barrier The number of semiconductors in almost every application is multiplying, and many of the design challenges fac...[Details]

0. Introduction In order to reduce harmonic pollution to the AC power grid, some standards for limiting current harmonics have been introduced , such as the IEC1000-3-2 Clas...[Details]

Optical receiving device input and output photocoupler With the development of semiconductor technology and optoelectronics, a new type of semiconductor device that can effectively isolate noi...[Details]

As a semiconductor device, the life of LED lamp beads is more than 50,000 hours. However, electrolytic capacitors are commonly used in LED lighting drive solutions, and their life is only 5,000~10,000...[Details]

Mouser Electronics Now Stocking UF3N170400B7S 1700V SiC JFET from UnitedSiC, a Qorvo Company  April 29, 2022 – Mouser Electronics, the industry’s leading New Product Introduction (NPI) distributor ...[Details]

In order to save energy and electricity, LED has been widely promoted, but LED needs a power supply, the quality of which will directly affect the life of the LED, so how to make a good LED driver po...[Details]

Let us analyze the situation during the shutdown period of the control switch K. During Toff, the control switch K is turned off, and the current flowing through the primary coil of the transformer s...[Details]