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Common MOSFET driving mode, parameter calculation of driving circuit
After a simple understanding of the basic principle and related parameters of MOS transistor, how to apply it in practical circuit is the direction of our e...
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What is the invisible killer of integrated circuits
We may not realize that people walking through the chemical fiber carpet may generate static electricity, which is about 35 000 volts. When reading the plast...
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Principle of FET switching circuit
In MPN, the appearance of FET is very similar to the triode we talked about earlier, so many friends who repair MPN haven‘t been clear for a long time. These t...
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Tips for using 0.1uF and 10uF capacitors in parallel
When bypassing some circuits of a certain design, two channels (large capacitance and small capacitance) or multiple channels (composed of more than three small...
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What is the difference between chips, semiconductors and integrated circuits?
Chip, also known as microcircuit, microchip and integrated circuit (IC). It refers to the silicon wafer containing integrated circuits. It is very small and oft...
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What is gallium nitride (GAN)
Gallium nitride (GAN) is a very hard and mechanically stable wide band gap semiconductor material. Because of higher breakdown strength, faster switching, highe...
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What are the three poles of MOS tube and the determination method - what is MOS ...
What are the three poles of MOS transistor and how to judge them The three poles of MOS transistor are g (gate), D (drain) and S (source and). It is required th...
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What is MOS tube? Schematic diagram of MOS tube structure principle (application...
MOS tube is a metal oxide semiconductor field effect transistor, or metal insulator semiconductor. The source and drain of MOS transistor can be switched. They ...
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Three methods of accelerating design cycle using brushless DC motor
The world is committed to reducing power consumption, and the momentum is getting stronger and stronger. Many countries / regions require household appliances (...
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Some characteristics of charging management chip
When using the non power path architecture, the system input and battery electrode are connected to the same charger output node (as shown in the figure below)....
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Working principle of step-down switching regulator
Step down DC / DC conversion is to convert the DC voltage Vin into the desired DC voltage by time dividing it with a switch and smoothing it with inductors and ...
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Understand the on / off principle of MOS transistor
Understanding the on / off principle of MOS transistor, you will find that it is more convenient to use PMOS as the upper tube and NMOS as the lower tube. The c...
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Have to look at the whole process of chip manufacturing
芯片一般是指集成电路的载体,也是集成电路经过设计、制造、封装、测试后的结果,通常是一个可以立即使用的独立的整体。如果把中央处理器CPU比喻为整个电脑系统的心脏,那...
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Do you really know the difference between Class A, class B, class AB and class D...
Do you know the difference between Class A, class B, class AB and class D power amplifiers? Firstly, according to different amplification types of power amp...
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Common usage of MOSFET tube
MOS transistors are divided into n-channel and p-channel. Both n-channel and p-channel are enhanced and depleted. The main difference between the depletion type...
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Did you make it? Practical skills of four MOSFET
MOSFET is a product of the times. With the development of MOSFET technology, especially the emergence of single-chip MOSFET with high current, small package and...
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Basic knowledge of MOS tube (quick start)
MOS管基本MOS管基本认识(快速入门)Basic knowledge of MOS tube (quick start),G极(gate)—栅极,不用说比较好认 ,S极(source)—源极,不论是P沟道还是N沟道,两根线相交...
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The function of pull-down resistance of triode and MOS transistor
简单讲解一下三极管,如果三极管工作在饱和区(完全导通),Rce≈0,Vce≈0.3V,且这个0.3V,我们就认为它直接接地了。那么就需要让Ib大于等于1mA,若Ib=1mA, Ic=100mA,它...
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Application of capacitive touch chip in capacitive touch key
电容式感应触摸按键可以穿透绝缘材料外壳8mm(玻璃、塑料等等)以上,准确无误地侦测到手指的有效触摸。并保证了产品的灵敏度、稳定性、可靠性等不会因环境条件的改变或...
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3 types of frequently asked questions about charging wearable products
当设计可穿戴式应用时,我们已发现了一些与充电器相关的常见问题。在这里,让我们看一些最常被咨询的问题。 问:哪种线性充电器最适合我的应用? 答:当为特定应用选择合适...
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