Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
The technical indicators of attenuators include: operating frequency band, attenuation, power capacity, return loss, etc.(1) Operating frequency bandThe operating frequency band of an attenuator refer...
Today I will share with you various methods of converting 5V to 3.3V.1. Use an LDO regulator to power a 3.3V system from a 5V power supply
Standard three-terminal linear regulators typically have a dr...
Be very careful when using lis25ba. I didn't pay attention yesterday and used a little too much force, which caused the solder pad of the pin header to fall off, and a wire flew off....
Common options for c6x compilation (I) The c6x compiler is "cl6x.exe" Method of use Cl6x [options] [filenames] Cl6x: Compiler Options: Compiler options Filenames: C or assembly source file Description...
Thanks to Digi-Key, I got the K210 and ESP32S2 development kit. The delivery was very fast, but it was in customs for a while. The packaging was very good, with cushioning foam and anti-static packagi...
The maximum output is 8mA and the input is 20mA, but the current entering the chip VDD must not exceed 150mA, and the current flowing out of VSS must not exceed 150mA. For details, please refer to t...[Details]
A new Bluetooth SIG certification suggests that Samsung will launch a Galaxy S21 model that only supports 4G networks. The certification list shows models with model numbers SM-G990F and SM...[Details]
UPS (Uninterruptible Power System), also known as uninterruptible power supply, is a constant voltage and constant frequency uninterruptible power supply with energy storage device and inverter as th...[Details]
On October 31, Korean media reported that the price of memory semiconductor DRAM fell by nearly 10% in October, indicating that concerns about the "peak out" (peaking, decline) of the DRAM market in ...[Details]
According to foreign media reports, MIT announced the top ten scientific and technological achievements of the year, including helping paralyzed patients walk again, "face recognition" as a means of ...[Details]
Photovoltaic inverter classification
Photovoltaic inverters generally include power station type photovoltaic inverters, string type photovoltaic inverters and micro inverters. Power station t...[Details]
The difficulty in designing a foot bath lies in cost control and the design of the temperature control system. In recent years, switching power supply technology has gradually matured, providing a hi...[Details]
When a 5V USB port is generated, this circuit limits the peak inrush current (at the USB port) at the moment of insertion, and simultaneously limits the operating current up to 500mA, as required...[Details]
On July 29, the 14th IOTE International Internet of Things Exhibition was held as scheduled at the Shenzhen Convention and Exhibition Center. Wuhan Haocheng Energy Technology Co., Ltd. was invited ...[Details]
introduction
RFID technology is a brand-new technical application field. It not only covers microwave technology and electromagnetic theory, but also includes communication principles and ...[Details]
At present, most of the digital transformer testers used in my country adopt the difference method principle to obtain the difference, sample and calculate the error signal through the digital logic c...[Details]
Shunt Diode Envelope Detector
The principle circuit
of this detector
is shown in Figure 5.5-15A. In the figure, CL is the load
capacitance
, RL is the load
resistance
...[Details]
1 Introduction
All cars and light trucks manufactured and sold in the United States must be equipped with an on-board diagnostic system (OBD-II) from January 1, 1996. However, OBD-II is mainly ...[Details]
0 Introduction
With China's entry into the WTO, factories are importing more and more high-power electrical equipment, and the power supply used in production lines is getting larger...[Details]
Since its advent in the 1980s, silicon germanium technology has been a high-frequency semiconductor material that is higher than ordinary silicon devices. It has a wide range of applications, espec...[Details]
RF/Wirelessly
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