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Power Issues
1. Power Supply for VDDCORE and VDDIO Pins
A) The power supply for VDDCORE and VDDIO pins must be connected to a clean DC power supply using decoupling capacitors; the decoupling ...[Details]
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Power devices such as IGBT, Power MOSFET and Bipolar Power Transistor all need to be adequately protected to avoid damage caused by undervoltage, Miller effect, missing saturation, overload and short...[Details]
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With the launch of the vehicle bus database design tool INTEWORK-VDE, the Hirain Software team also reconstructed and upgraded the original HiFire.Sure software and renamed it INTEWORK-VDC (Vehicle...[Details]
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According to foreign media reports, despite the global pandemic and economic challenges, 5G user growth rate is still four times that of 4G LTE. According to data provided by Omdia, the world ad...[Details]
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Below is a screenshot of the settings of the 16X192 dot matrix modeling software. Below is the simulation schematic diagram of the 16X192 dot matrix: MCU source program: #include AT89X52.H sbit...[Details]
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1. The structure and working principle of the timer
There are two 16-bit programmable timer/counters inside the MCS-51 microcontroller, namely timer T0 and timer T1. They can be used as timers or cou...[Details]
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Abstract: This paper introduces the design principle of ACR230ELH power quality analyzer and its practical application in the power distribution system of the central venue of 2010 Shanghai World E...[Details]
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MIT researchers are developing a new system called "AlterEgo" that allows people to talk to computers without making any sound. The device is a bulky curve of white plastic that, like a strange anima...[Details]
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In this application, two series supercapacitors are charged to 5V during normal operation to provide the required backup power when the main power fails. As long as the main power is connected, the...[Details]
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3D map display, integration of car and mobile phone ecosystems, Metaverse in the car? What are the possibilities for the future of smart cockpits? Those few moments alone in your car after get off ...[Details]
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Precautions for defining variables in different memory spaces (data xdata bdata) in 51 MCU programming Reduce font size Increase font size 1. The data area has a small space, so only variables that ...[Details]
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2.2 Burst control mode
Under light load conditions, this multi-mode switching power supply controller can also control the converter to work in Burst mode. In this mode, the power switch works fo...[Details]
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At present, whenever surgery is to be performed in a hospital, medical staff always sort and check the necessary medical instruments, put them on a tray, and then send them to the operating room. The...[Details]
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1. Structure of magnetoelectric clamp ammeter The magnetoelectric clamp ammeter is mainly composed of a special current, a rectifier magnetoelectric system ammeter and internal circuits. The common m...[Details]
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EPC launches 400 W motor drive demonstration board based on GaN integrated power stage
Demonstrates how to achieve more efficient, quieter and smaller motors
The EPC9146 demo ...[Details]