TVS diodes SMCJ90A/SMCJ90CA, SMC/DO-214AB package, peak pulse power 1500W, are used in overvoltage protection of sensitive electronic parts, covering automotive electronics, consumer electronics, industrial equipment, household appliances, communication equipment and other fields.
TVS diodes SMCJ90A/SMCJ90CA, SMC/DO-214AB package, peak pulse power 1500W, are used in overvoltage protection of sensitive electronic parts, covering automotive electronics, consumer electronics, industrial equipment, household appliances, communication equipment and other fields.
[url=https://www.eeworld.com.cn/huodong/201310_TI_SensorTag/][color=red][b]TI SensorTag Creative Collection Competition (click to enter)[/b][/color][/url] is in full swing. In order to facilitate comm...
I am writing an operating system, and there is a problem that has always puzzled me, that is, how to read and write directly to the hard disk. I have always used int13, but this is not a long-term sol...
It is also important to consider system safety when designing wiring and fixtures. To determine what hazards the operator and instrument will encounter, consider a variety of failure scenarios, includ...
I just started making the schematic package of the FPGA484 chip recently, and found that there is a description in the pin list of the chip that is not very clear.DQS for X8/X9 in F484。DQS for X16/X18...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]