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VDRS20W275BSE
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VDRS20W275BSE

Product Overview

Category

The VDRS20W275BSE belongs to the category of voltage-dependent resistor (VDR) or varistor.

Use

It is used as a protective component in electrical circuits to suppress transient voltage spikes and limit excessive voltage.

Characteristics

  • Voltage Rating: 275V
  • Power Rating: 20W
  • Material: Metal oxide
  • Response Time: Nanoseconds
  • Operating Temperature Range: -40°C to 85°C

Package

The VDRS20W275BSE is typically available in a cylindrical package with leads for through-hole mounting.

Essence

The essence of the VDRS20W275BSE lies in its ability to rapidly change resistance in response to voltage changes, thereby protecting sensitive electronic components from damage due to voltage surges.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 275V
  • Maximum Allowable Voltage: 320V
  • Clamping Voltage: 710V
  • Peak Current Capability: 4500A
  • Energy Absorption: 0.25J
  • Dimensions: 7mm x 5mm
  • Lead Spacing: 10mm

Detailed Pin Configuration

The VDRS20W275BSE has two leads, typically denoted as anode and cathode. The pin configuration is as follows: - Anode (A) - Cathode (K)

Functional Features

  • Rapid response to voltage transients
  • High energy absorption capability
  • Low leakage current
  • Stable performance over a wide temperature range

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Wide operating temperature range
  • Compact size

Disadvantages

  • Limited lifespan under repetitive stress
  • Susceptible to thermal runaway if not properly derated

Working Principles

The VDRS20W275BSE operates based on the principle of voltage-dependent resistance. When the voltage across the varistor exceeds its threshold, it undergoes a rapid decrease in resistance, diverting excess current away from sensitive components.

Detailed Application Field Plans

The VDRS20W275BSE finds application in various electronic and electrical systems, including: - Power supplies - Surge protectors - Industrial equipment - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the VDRS20W275BSE include: - VDRS14W200BSE - VDRS30W300BSE - VDRS18W250BSE - VDRS25W275BSE

In conclusion, the VDRS20W275BSE is a vital component in safeguarding electronic devices from voltage fluctuations and surges, offering reliable protection and performance across diverse applications.

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10個與VDRS20W275BSE在技術方案中應用相關的常見問題與解答

  1. What is the VDRS20W275BSE?

    • The VDRS20W275BSE is a varistor component designed to protect electronic circuits from overvoltage conditions.

  2. What is the maximum voltage rating of the VDRS20W275BSE?

    • The maximum voltage rating of the VDRS20W275BSE is 275V.

  3. What is the peak current capability of the VDRS20W275BSE?

    • The peak current capability of the VDRS20W275BSE is typically specified at a certain energy level, such as 10/1000μs pulse.

  4. How does the VDRS20W275BSE protect electronic circuits?

    • The VDRS20W275BSE protects electronic circuits by clamping excessive voltage and diverting surge currents away from sensitive components.

  5. What are the typical applications of the VDRS20W275BSE?

    • The VDRS20W275BSE is commonly used in power supplies, industrial equipment, telecommunications devices, and automotive electronics for overvoltage protection.

  6. What is the response time of the VDRS20W275BSE?

    • The response time of the VDRS20W275BSE is typically very fast, providing rapid protection against transient voltage spikes.

  7. Is the VDRS20W275BSE suitable for outdoor applications?

    • Yes, the VDRS20W275BSE can be used in outdoor applications, but it should be housed in an appropriate enclosure to protect it from environmental factors.

  8. Can the VDRS20W275BSE be used in high-temperature environments?

    • The VDRS20W275BSE has a specified operating temperature range, and it's important to ensure that it is within this range for reliable performance.

  9. Does the VDRS20W275BSE require any additional circuitry for proper operation?

    • The VDRS20W275BSE can be used standalone, but it may benefit from additional circuitry such as fuses or thermal protection depending on the specific application.

  10. Are there any reliability certifications or standards compliance for the VDRS20W275BSE?

    • The VDRS20W275BSE may have certifications such as UL recognition or compliance with IEC standards, ensuring its reliability and safety in various applications.