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VDRH14V275ALE
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VDRH14V275ALE

Product Overview

  • Category: Voltage Dependent Resistor (VDR)
  • Use: Protecting electronic circuits from overvoltage
  • Characteristics: High energy absorption, fast response time, compact size
  • Package: Radial leaded disc type
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Available in packs of 100 units

Specifications

  • Voltage Rating: 275V
  • Maximum Allowable Voltage: 350V
  • Nominal Discharge Current: 5kA
  • Maximum Energy Absorption: 14J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Rapid response to voltage surges
  • High energy absorption capacity
  • Reliable protection for electronic circuits

Advantages

  • Compact design
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited maximum allowable voltage
  • Requires periodic testing for functionality

Working Principles

The VDRH14V275ALE operates based on the principle of nonlinear resistance, where its resistance decreases as the voltage across it increases. When subjected to an overvoltage condition, the VDR rapidly conducts current, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

  1. Power Supplies: Used to protect power supply units from voltage spikes.
  2. Telecommunication Equipment: Safeguards sensitive communication devices from electrical surges.
  3. Industrial Control Systems: Provides surge protection for control systems in industrial environments.

Detailed and Complete Alternative Models

  1. VDRH14V300ALE: Similar characteristics with a higher voltage rating.
  2. VDRH14V250ALE: Lower voltage rating with comparable features.

This comprehensive entry provides detailed information about the VDRH14V275ALE, including its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von VDRH14V275ALE in technischen Lösungen auf

  1. What is the VDRH14V275ALE used for?

    • The VDRH14V275ALE is a varistor designed to protect electronic circuits from overvoltage conditions.

  2. What is the maximum voltage rating of the VDRH14V275ALE?

    • The maximum voltage rating of the VDRH14V275ALE is 275V.

  3. What is the energy absorption capability of the VDRH14V275ALE?

    • The VDRH14V275ALE has an energy absorption capability of up to 14J.

  4. What are the typical applications of the VDRH14V275ALE?

    • Typical applications of the VDRH14V275ALE include surge protection in power supplies, industrial equipment, and consumer electronics.

  5. What is the response time of the VDRH14V275ALE?

    • The response time of the VDRH14V275ALE is very fast, typically responding within nanoseconds to overvoltage events.

  6. Is the VDRH14V275ALE suitable for use in automotive electronics?

    • Yes, the VDRH14V275ALE is suitable for use in automotive electronics to protect against voltage transients.

  7. Can the VDRH14V275ALE be used in outdoor applications?

    • Yes, the VDRH14V275ALE is suitable for outdoor applications as it is designed to withstand environmental conditions.

  8. What is the operating temperature range of the VDRH14V275ALE?

    • The VDRH14V275ALE has an operating temperature range of -40°C to 85°C.

  9. Does the VDRH14V275ALE require any external components for proper operation?

    • No, the VDRH14V275ALE does not require any external components for its operation.

  10. Is the VDRH14V275ALE RoHS compliant?

    • Yes, the VDRH14V275ALE is RoHS compliant, making it suitable for use in environmentally conscious designs.