Compared with GaAs, silicon or other traditional semiconductor materials, GaN will shine in 5G network applications, such as high frequency and small base stations with limited size. As shown in the f...
[i=s]This post was last edited by elec32156 on 2021-9-6 15:52[/i]As shown in the figure, this is the internal circuit of a 4-channel ESD protection device TPD4E001 and the application circuit of an ex...
I looked up Knowles online and it seems to be a well-known company. I took a fancy to their ultrasonic microphone SPU0410LR5H. I looked up ultrasonic on the official website and found this model. I al...
RT, I'm curious about the black glass face recognition attendance machines. What kind of sensors do they use to determine if there is someone in front of them? If the camera is turned on all day for f...
Should the filter capacitor and bleeder resistor in the circuit be placed before or after the anti-reverse polarity diode?
What will happen if a capacitor of several μF is placed before the reverse-co...
LED is widely used in the industry because of its wide application and reasonable price. Whether it is holiday decorative lights or various lamps used in the home, LED drive circuits are used be...[Details]
When compiling keil, error C100: unprintable character 0xA3 skipped appears. This is because punctuation written in Chinese input method appears in keil. For example: //lcm_w_word("abc您好"); No f...[Details]
Apple has been working to manufacture iPhones locally in India over the past few years, which allows it to offer iPhones to users in the country without paying customs duties. In 2017, the iPhone S...[Details]
Since the release of Document No. 9 on China's power system reform in 2015, reforming the electricity price formation mechanism and promoting the marketization process have become the core of the n...[Details]
The growth and importance of the GPS industry has led to increasingly stringent testing requirements for GPS receivers to accurately assess product performance.
GPS test schematic diagram
GPS te...[Details]
The microcontroller application system consists of hardware and software. The carrier of the software is the program memory of the hardware. The program memory uses a read-only memory. This memory ca...[Details]
With the rapid development of robotics technology, today's industrial robots are so advanced that they are astonishing. They can replace humans to do some heavy and repetitive work, accurately tran...[Details]
This year, Xiaomi launched two MIX series models, one is the folding screen MIX FOLD, and the other is MIX 4. The former will be released in the first half of the year and the latter will be re...[Details]
Asynchronous communication: The sender and receiver use independent clocks for data transmission. The time interval between each frame of data sent can be arbitrary. The sender can send data at any t...[Details]
1. Overview of I2C Serial Bus The I2C bus is a serial information bus introduced by PHILIPS. It is used to connect microcontrollers and peripheral devices. It is a high-performance serial bus with bu...[Details]
Insulation resistance measurement is used to confirm that the insulation resistance value of a circuit is higher than a predetermined value. One terminal of the insulation resistance meter (als...[Details]
In the first half of this year, Apple brought us a new generation of iPad mini and iPad Air. Thanks to their excellent performance and affordable prices, the two products left a deep impression on us...[Details]
Logarithm and antilogarithm operations
1. Logarithmic operation circuit
Logarithmic operations can be realized by using the exponential volt-ampere characteristics of semiconductor PN ju...[Details]
Let's first look at the situation in China. The research and development of major scientific and technological projects for electric vehicles in China began in 2001, and has now entered the stage of ...[Details]
A team from the Massachusetts Institute of Technology has made an important breakthrough in the field of electronic manufacturing: they used full 3D printing technology to produce active electronic...[Details]