Recently, the Power and Compound Semiconductor International Forum 2020, which was held concurrently with SEMICON CHINA 2020, was grandly held in Shanghai. Qorvo FAE Manager Xun Ying also delivered a ...
[i=s]This post was last edited by qwqwqw2088 on 2015-6-26 17:25[/i] [color=#000][font=Arial,] [/font][/color][color=#a0522d][font=Arial,]Whether the LED is driven via a buck, boost, buck/boost or line...
At present, most electronic products use lithium batteries. Since the advent of lithium-ion batteries in 1990, they have developed rapidly due to their excellent performance and have been widely used ...
Maybe because the question that has been asked is too long and no one has answered it yet, so I opened a new thread to solve some problems. I will talk about the current problem and ask for your help ...
Today, "Find the Differences" presents to you all beautiful celebrities. Please take your time to look and choose. [img]http://pic.yupoo.com/250echo/2874274faa9d/0h8yezhk.jpg[/img] [img]http://pic.yup...
Everyone: When I was browsing the posts just now, I saw that everyone was actively helping friends who didn’t have Chip Coins by giving away Chip Coins. Thank you for your hard work. However, if too m...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]