Shenzhen Fuman Electronics Group Co., Ltd. was founded in 2001. It is a national high-tech enterprise engaged in the design, development, packaging, testing and sales of high-performance analog and mixed-signal integrated circuits. It currently has more than 400 IC products in the consumer field, including power management, LED driver, MOSFET, etc.
In early February this year, I bought two boards from Mouser, one of which is TI's msp430, which I still use intermittently, and the other is the Intel Quark Microcontroller Developer Kit D2000. This ...
Have you used TI's ADS1278 for AD acquisition? During the test, I found that if the input signal exceeds the reference voltage, the analog-to-digital converted signal is not a distorted sine wave with...
The 12V switching power supply is input, and the circuit board has 12V to 5V and 5V to 3.3V. Now we need to add a function to the circuit board, USB to serial port, as shown in the circuit diagram. Th...
Power supply designers often face conflicting requirements. On the one hand, they need to reduce size and cost, and on the other hand, they need to provide more functions and increase output power. Du...
[i=s]This post was last edited by qwqwqw2088 on 2019-7-4 08:30[/i]Fundamentals of MOSFET and IGBT Gate Driver Circuits
This report analyzes the most popular circuit solutions and their performance, in...
Bandwidth and resolution are key requirements in high-speed signal generation applications. New signal generation applications use high-speed digital-to-analog converters (DACs) to generate a variety...[Details]
Abstract: This paper introduces a high-power battery status detection method. The charging and discharging current value of the battery is measured by the power quality management chip DS2438, and ...[Details]
What is the difference between triode and MOS tube when used as switches in circuit design? Working nature:
1. The transistor is controlled by current, while the MOS tube is controlled by volt...[Details]
When charging NiMH and NiCd batteries, how to keep the battery within the optimal time period so that it can be fully charged without overcharging is a concern for users of the above two types of rec...[Details]
In electronic circuit systems, there are many types of amplifier circuits (devices), which can be divided into low-frequency amplifiers, high-frequency amplifiers, and radio frequency amplifiers; the...[Details]
TI's BQ25504 is a new integrated nano-smart energy harvesting power management solution that is ideal for ultra-low power applications with special needs. The product is specifically designed to ef...[Details]
Recently, Texas Instruments (TI) announced a new feature for TI's online WEBENCH power design tool - WEBENCH ®PCB export. The design tool can now not only help engineers quickly create ...[Details]
A few days ago, I bought an 8-LED flashlight (using one 5# battery) for 12 yuan at the Baihe Market. I had something urgent to do at the time and didn't try it out. When I got home, I found that ...[Details]
"Common Mode Semiconductor" launches the high-precision and low-noise 3A LDO regulator GM1203A-2 . The GM1203A-2 series of products integrates low noise, high PSRR and high output current capabilitie...[Details]
Certain medical and scientific instrumentation applications require the amplification and measurement of microvolt-level signals. For example, accurately measuring the output of a thermocouple-based ...[Details]
1 Introduction In order to ensure the stable and reliable operation of communication equipment, the role of power supply in modern communication systems is becoming more and more important. To th...[Details]
1. Introduction The static display system of digital tubes needs to occupy too many single-chip microcomputer lines, but it can ensure normal brightness. In order to solve the problem of occupyi...[Details]
The high-power and high-frequency switching power supply based on DSP introduced in this article fully utilizes the powerful functions of DSP, can control the switching power supply in many aspects,...[Details]
Littelfuse Expands Electronic Fuse Protection IC Family to Meet More Diverse,
High standard application requirements
Provides single-chip protection, control and sensing fun...[Details]
In both high-power and low-power power supplies , the loss of the secondary rectifier diode is a bottleneck for improving efficiency . How can we reduce the loss of the rectifier diode to an acceptab...[Details]
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