Technical control is good, and all the knowledge about OLED technology is here

Firstly, it is important to understand the evaporation plating technology, which starts with the structure of OLEDs. As shown in the following figure, a typical...

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Appliance motor drive applications - SiC power devices bring higher energy effic...

Over the past few decades, various energy regulations have emphasized the importance of manufacturing energy-saving products. This greatly promotes energy conse...

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How to use a series transistor in a voltage regulator with a step-down switch

The step-down switching regulator is a Switched-mode power supply circuit, which is designed to effectively reduce the DC voltage from a higher voltage to a low...

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The Secret of Speaker Power Parameters

When it comes to speaker parameters, power is the most mentioned by us. We can even easily see that two speakers with the same power exhibit completely differen...

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Several Key Elements of Post Inspection in PCB Design

When a PCB board has completed layout and wiring, and no errors have been reported in terms of connectivity and spacing, is a PCB completed? The answer, of cour...

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Comparison of harmonic analysis methods

With the diversification and complexity of electrical equipment, the composition of harmonics in power lines has become increasingly rich, and the governance of...

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Analysis of magnetic bead grounding

Inductance and magnetic beads should be said to be two brothers, and many people have always believed that they are both "direct resistance alternating current...

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How to correctly select servo motors and stepper motors

It depends on the specific application situation, according to the characteristics of the load (such as horizontal or vertical load), torque, inertia, speed, a...

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PCB design tips for reducing noise and electromagnetic interference

The increasing sensitivity of electronic devices requires stronger anti-interference ability, making PCB design more difficult. How to improve the anti-interfer...

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How can a PD charger achieve fast charging

The PD charger uses a USB-C interface, which has more pins compared to traditional USB interfaces, allowing it to carry higher power transmission. The USB-C has...

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The working principle and advantages of buck constant current chips

A step-down constant current chip is an electronic component used to convert a high voltage or high current input power supply into a stable low voltage output...

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How to control the direction of a DC motor

Each circuit uses a single double pole double throw (DPDT) switch to control the polarity of the motor connection. By switching contacts, the power supply to th...

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Component packaging

Part packaging refers to the appearance and location of solder joints indicated when the actual part is soldered onto a circuit board. It is a pure spatial conc...

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Some common methods for reducing power ripple noise

Reducing ripple noise at the load end is a common concern for most users in the application of power modules. The following text combines the waveform and testi...

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6 precautions for using operational amplifiers

Operational amplifiers are the most versatile analog devices widely used in signal conversion and conditioning, ADC sampling front-end, power supply circuits, ...

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3C issues with audio products

1. 3C certification is a type of product safety certification. In terms of electrical products, safety is mainly related to products that use 220V power sup...

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This article originates from Sunrise Big data and is compiled by ChipSourceTek. ...

On some forums, I often see many people who, like everyone else, are engaged in PCB work, or have worked in this job before. They complain about the lack of pro...

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Design considerations for volume control in audio amplifier ICs

Design considerations for volume control in audio amplifiers,Power supply voltage: signal swing,Maintain dynamic range

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Advantages and disadvantages of PCB electroplating method

As is well known, the most commonly used copper foil on substrates is ED copper. Use various waste wires and cables to melt into Copper(II) sulfate plating sol...

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BLDC motor non-inductive square wave drive scheme based on NXP and other product...

On May 17, 2023, Dalian Lianda Holdings, a leading international semiconductor component distributor dedicated to the Asia Pacific market, announced that its su...

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