A constant current source circuit based on TL431 is designed, as shown in the figure below. The PMOS BSS84P is selected in the figure, and its on-voltage is -1~-1.2V. However, in actual debugging, it ...
Has anyone uploaded this book? I have studied it since my freshman year in college and now I am working in society. It is still very useful and I have learned a lot from it. I uploaded the English ver...
When I was copying PCB data, after copying a PCB file, I opened it directly, but it prompted that there was a license error. The final result was that this PCB could not be saved. I could perform basi...
1. Introduction
This is my first review post on EEWorld, and also the first development board of Lingdong MM32 that I review. Haha, it’s my first time, so I’ll say more. I’ve come into contact with ma...
I bought Zhou Ligong's development board, and used the UDA1341TS codec. It can play audio normally, but cannot record audio. I used a mic to input through channel 1 of the UDA1341, but I couldn't dete...
Dear experts in EDA/IC: I have a question here. When I do automatic PCB routing, other components can be routed automatically, but the lines around PIC16F 946 cannot be routed automatically (in DXP). ...
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
introduction
A common voltage regulator is a three-terminal one. Its function is to step down the voltage and stabilize it at a fixed output value. Voltage regulators are commonly available in...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
The automotive driveshaft is a crucial connecting component in the automotive mechanical system. It is a circular component that allows for connection or assembly, as well as movement and rotation....[Details]
introduction
Whether in the automotive entertainment or home theater system markets, consumers continue to demand more channels and speakers, each capable of handling higher audio po...[Details]
introduction
By the end of 2014, people aged 60 and above in China accounted for 15.5% of the total population, reaching 212 million; those aged 65 and above accounted for 10.1% of the total, ...[Details]
Samsung Display has recently signed a contract with Tesla (US) to supply OLED (organic light-emitting diode) panels for the facial display of Tesla's humanoid robot, Optimus Prime. According to Pho...[Details]
HEVO, a developer of wireless charging infrastructure for electric vehicles, and STEER Tech, a company specializing in high-precision autonomous vehicle technology for fleet garage operations, anno...[Details]
On August 8, PetroChina Southwest Oil & Gas Field Company's 35kV Zhouping Line centralized battery energy storage system successfully completed a 24/7 trial run, achieving full compliance with all ...[Details]
Introduction
Currently, IoT-related applications, including those enabling furniture display panels, industrial control display panels, handheld devices, and facial recognition, are gradually s...[Details]