How to prevent overvoltage from damaging the motor drive system

One of the factors most likely to damage motor drive components or systems is accidental induced overvoltage. Due to exceeding the absolute maximum rating of su...

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Key points for reducing the heating of stepper motors

Stepping motors generally pursue positioning accuracy and torque output, with relatively low efficiency, high current, and high harmonic components. The frequen...

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The Big Rise of 8 Mainstream Control Chips for Drones

At the recently concluded CES 2016, major chip manufacturers and equipment manufacturers engaged in an aerial battle, which made drones, an emerging product for...

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Deep analysis of linear regulated power supply, why small devices play a signifi...

According to the working state of the regulating tube, we often divide the regulated power supply into two categories: linear regulated power supply and switch ...

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The Role of Capacitors

The basic function of capacitors is to charge and discharge, but many circuit phenomena extended by this basic charge and discharge function make capacitors hav...

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Summary of battery standards and regulatory knowledge from around the world

Unfortunately, in the past two decades, lithium batteries have made headlines several times in terms of safety. Many incidents caused by lithium batteries have ...

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EMI Suppression in Microcontroller Packaging

IC packaging typically includes silicon based chips, a small internal PCB, and solder pads. The silicon based chip is installed on a small 64PCB, and the conne...

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On the Signal Input Mode of Power Amplifiers

Regarding the selection of signal input mode for power amplifiers. In professional audio engineering, problems such as signal parallel connection and bridging a...

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What are the characteristics of fingerprint, face, iris, heart rate, and voice r...

With the continuous emergence of biometric technology in the commercial field, more and more biometric technology devices or functions are being applied by peop...

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The design details of MOS transistor driver circuits that engineers must know

It is generally believed that MOSFETs are voltage driven and do not require driving current. However, there is a junction capacitor between the G and S stages...

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How to design low noise operational amplifiers

The reality of physical processes prevents us from obtaining ideal operational amplifiers with perfect accuracy, zero noise, infinite open-loop gain, conversion...

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CM119 USB Headphone Microphone Speaker Speaker Solution

CM119 is a highly integrated single-chip USB audio controller specifically designed for VoIP (Voice over Internet Protocol) applications. All important analog m...

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Working principle of three-phase PWM motor driver A3936

Brushless DC motors have the advantages of simple structure, reliable operation, and convenient maintenance of AC motors, as well as the high efficiency and goo...

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LED chip technology and analysis of domestic and international differences

Chip is the core component of LED. At present, there are many LED chip manufacturers both domestically and internationally, but there is no unified standard for...

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Single chip full bridge AutoResonant transmitter IC simplifies wireless battery ...

The wireless power transmission system consists of two parts, separated by an air gap in the middle: a transmission (Tx) circuit, including a transmission coil;...

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Fundamentals of Motor Control Design

Both software and hardware are part of all motor control systems, such as IGBT, WBG semiconductor, and MCU. The development of Industry 4.0 strongly relies on m...

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frequency response

The frequency range refers to the range between the lowest effective playback frequency and the highest effective playback frequency that the audio system can p...

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Noise and grounding issues

Earth and electricity (signal) are inseparable twins. Grounding usually refers to connecting a conductor to the ground. In electronic technology, the ground may...

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Illumination level of common negative and common positive digital tubes

1. Common cathode digital tube When the bit is selected as low level, select the digital tube. (Because the bit selection is essentially connected to the commo...

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Detailed explanation of the working principle of the full bridge motor drive cir...

In circuit design, the role of a full bridge is very important. When the four diodes in a bridge rectifier circuit are packaged together, they form a full bridg...

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