proximity switch

Analysis and Solutions to the Whistling Problem of Parallel Output Inductors in Switching Power Supplies

I. Fundamentals of Switching Power Supplies and Inductors Switching power supplies convert input DC voltage into DC out...

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2026-02-23

What are the classifications of photoelectric switches? What are the differences between NPN and PNP type photoelectric switches?

I. What are the classifications of photoelectric switches? ① Diffuse reflection photoelectric switch: This is a sensor ...

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2026-02-23

Do you know the common terminology for photoelectric switches? How do photoelectric switches control relays?

I. What are some common terms used in photoelectric switches? ① Detection distance: refers to the spatial distance from...

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2026-02-23

What are the differences between photoelectric switches and photoelectric relays?

I. Photoelectric Switch 1. Working principle A photoelectric switch is a sensor that detects the presence or passage of...

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2026-02-23

What are the main reasons for the overheating of MOSFETs with very low internal resistance?

The main reasons for the overheating of MOSFETs with very low internal resistance include the following: Power loss: Wh...

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2026-02-23

EMC generation mechanism and countermeasures of switching power supplies

Switching power supplies, as indispensable energy conversion devices in modern electronic devices, offer advantages suc...

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2026-02-23

How to select appropriate switching technology to reduce losses

In power electronic systems, switching technology is one of the key factors determining system efficiency, losses, and ...

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2026-02-23

Choosing the output capacitor value for a switching power supply: Why can't it be too small or too large?

As a key component in modern electronic devices, the stability and efficiency of switching power supplies are crucial t...

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2026-02-23

How to select the specifications of a residual current circuit breaker (RCCB)

Residual current circuit breakers (RCCBs) play a significant role in daily life, primarily serving as grounding protect...

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2026-02-23

What are the advantages of switching power supplies compared to linear regulated power supplies?

Compared to linear regulated power supplies, switching power supplies offer numerous advantages, including lower power ...

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2026-02-23

Main classifications of commonly used switching power supplies

(I) Introduction A switching power supply, also known as a switching converter or switching power supply, is a high-fre...

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2026-02-23

How to achieve passive soft switching in a switching power supply

Saturated inductance characteristics ● Thermal characteristics A saturated inductor is a power device that absorbs curr...

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2026-02-23

What is an air switch?

An air switch, also known as an air circuit breaker, is a type of circuit breaker. It is a switch that automatically di...

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2026-02-23

Flyback switching power supply operation process

A typical circuit for a flyback switching power supply is shown in the figure below. The term "single-ended" ...

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2026-02-23

Proximity switch principle

Proximity switches, as non-contact sensors, are widely used in modern automation control, playing a crucial role partic...

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2026-02-23