-
Japanese semiconductor giant Renesas Electronics announced that it will exit the LD (laser diode) and PD (photodiode/detector) businesses, as well as close the production line at the Shiga Factory, a...[Details]
-
When the resistor is soldered on the circuit board, the reading is obviously inaccurate when the multimeter is used to directly measure its resistance value, because the parallel effect of the resist...[Details]
-
China National Radio Shenzhen November 13 news On November 13, the 17th China Southern Power Grid International Technology Forum and the "Digital Grid White Paper" press conference were held at the...[Details]
-
With the improvement of comfort and intelligence level of modern vehicles, various intelligent electronic control systems are increasing, and the power load of the whole vehicle is gradually increa...[Details]
-
According to Tencent, the latest news from the industry chain said that the shipment volume of the Mate 30 series has exceeded 12 million units, and the momentum is still growing. It is expected that...[Details]
-
Core Tips:
"Three-step" work objectives
2020
Comprehensive innovation system is becoming more complete
2025
Comprehensive innovation system operates effectively
2035
...[Details]
-
Experiment name: LED dot matrix experiment (display numbers) Wiring instructions: Experimental phenomenon: After downloading the program, the 8*8 LED dot matrix displays the number 0. Note: The J24 y...[Details]
-
This article aims to analyze some of the challenges encountered in the manufacturing and testing of 4G LTE and LTE-Advanced devices. These challenges are both technical and economic. Knowing which def...[Details]
-
MCS-51 interrupt response process: 1. Interrupt response conditions: At this point, we still feel magical about the computer's response to interrupts. We humans can respond to external events becau...[Details]
-
On November 23, Ningbo Runhua Quanxin Microelectronics Equipment Co., Ltd. (hereinafter referred to as "Quanxin Microelectronics") underwent industrial and commercial changes and added a new sharehol...[Details]
-
Are your workers unknowingly being exposed to hazardous gases, even when using personal protective equipment? Safety professionals consider many factors when recommending respiratory protection for w...[Details]
-
LM3431 - PowerWise 3-channel constant current LED driver with built-in boost controller
Working Principle
The LM3431
is a 3-channel linear current controller with a buil...[Details]
-
1. Bandwidth: refers to the frequency value when the sinusoidal input signal decays to 70.7% of its actual amplitude, that is, the -3dB point (based on a logarithmic scale). This specification indica...[Details]
-
Recently, the US think tank CSET estimated the US chip manufacturing labor demand under the CHIPS Act and whether it is necessary to import labor from abroad. It is estimated that under the manufactu...[Details]
-
As an indispensable part of industrial control, PLC has been widely used in industrial production. However, its maintenance and repair methods and usage skills make many engineers at a loss. This a...[Details]