What is BMS? What exactly does a battery management system (BMS) manage?

BMS stands for Battery Management System. It is a device to monitor the status of the energy storage battery, mainly to intelligently manage and maintain each b...

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Power amplifier output inductance selection and its influence on performance

From the process point of view, first look at the starting current, inductive saturation current can carry? Then look at the horn current (the horn current dep...

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Brushless DC motor square wave, sine wave, FOC control

The brushless DC motor is developed on the basis of the brushed DC motor, with the advantages of endless speed regulation, wide speed regulation scale, strong o...

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Application of Buck and Buck-Boost in auxiliary power supply of small household ...

In the ACDC power supply, the input voltage is generally from the power grid 85V-265V AC high voltage, and the output voltage is 3.3V, 5V, 12V and other DC low...

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Electromagnetic interference in BUCK circuits: Summary of 5 solutions

Compared with LDO, switching power supply has significant advantages such as high efficiency, small size and increased voltage. However, switching power supply ...

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Three-phase motors: Types and working principles

Three-phase motors are widely used in the industry and play a vital role in various industries. Therefore, it is very important to know and understand how they ...

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The working principle and selection principle of DC-DC booster chip

DC-DC Boost chips (Boost chips) are one of the most common types of boost chips. It increases the input voltage to the desired output voltage by using switching...

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Inductance selection and calculation of DC-DC circuit

Inductance is an important part of the power supply circuit, and the position of the inductance can help us lock the position of the power supply part at a glan...

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The working principle and function characteristics of motor driver

A motor driver is an electronic device used to control parameters such as speed, steering, and torque of a motor, thereby achieving control of the motor. Its wo...

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Classification and comparison of ESD protection components

In People‘s Daily work and life, electrostatic discharge (ESD) is ubiquitous, and the rise time of the instant is less than nanoseconds (ns), the duration of h...

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nderstanding USB specifications to select appropriate cables, plugs, and sockets

USB (Universal Serial Bus) cables, connectors, and sockets are widely used in various industrial applications, such as industrial sensors, control modules, elec...

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One article provides a detailed explanation of light-emitting diodes (LEDs)

LED is a type of diode that operates based on the electronic structure of semiconductor materials. When a forward voltage is applied to both ends of the LED, e...

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Motor starters - Part 8: Causes of variable frequency drive failure

Variable frequency drive (VFD) is an electronic motor controller used to regulate the speed of synchronous or induction motors and drive loads in the power indu...

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BLDC motor control algorithm

To sense rotor position, BLDC motors use Hall effect sensors to provide absolute positioning sensing. This leads to more line use and higher costs. Sensorless B...

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Operational amplifier details

Operational Amplifier (Op-Amp) is an integrated circuit, which is an important device commonly used in electronic circuits. It has the characteristics of high g...

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Electrician: Calculation method of rated current of motor! The old electrician t...

In the work of electric power operators, it is inevitable to contact the motor, and the size of the rated current and working current of the motor directly affe...

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Is the interference waveform from probe grounding or channel crosstalk?

When the oscilloscope is used to measure the output signal of the switching power supply, it is found that there is mutual interference (crosstalk) between the ...

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How does the booster chip boost the voltage?

In electronic devices, the booster chip is an important semiconductor device used to convert the input voltage to a higher output voltage. Booster chips are wid...

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Comparison of advantages and disadvantages of DC brushless motor and DC brushles...

Dc brush motor: fast start, timely braking, smooth speed regulation, simple control, simple structure, cheap price. The point is cheap! The price is cheap! The ...

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Summary of drive circuit of brushed DC motor

So far, a variety of driving methods for brushed DC motors have been introduced. As a summary of this series of articles on the drive circuit of the brushed DC ...

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