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The problem originates from the discussion in the following post, where 3.3V output feedback is used to add an auxiliary power supply winding.
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/***************************************************
**FileName:main.c
**Modifided:Sep-05-2008
**Author:wang
**Description:The main file of the project.
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I have used jffs2 file system to upload files of more than 200k to nand flash many times. I found that the upload speed is getting slower and slower. Sometimes the upload fails. However, it is very sm...
Japanese scientists have invented a machine specifically for bathing dogs. Owners only need to put their dogs into this "dog washing machine" and the machine will automatically bathe the puppy. Althou...
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Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
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In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
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1. Introduction
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Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Introduction
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1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]