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VDRH07K275ALE
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VDRH07K275ALE

1. Product Overview

Category:

The VDRH07K275ALE belongs to the category of Voltage Dependent Resistors (VDRs).

Use:

It is used for surge protection in electronic circuits and devices.

Characteristics:

  • High energy absorption capability
  • Fast response time
  • Wide operating temperature range

Package:

The VDRH07K275ALE is typically available in a cylindrical package.

Essence:

The essence of the VDRH07K275ALE lies in its ability to protect electronic equipment from voltage surges and transients.

Packaging/Quantity:

The VDRH07K275ALE is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

2. Specifications

  • Voltage Rating: 275V
  • Maximum Allowable Voltage: 350V
  • Nominal Discharge Current: 5kA
  • Operating Temperature Range: -40°C to 85°C
  • Dimensions: 7mm diameter, 8mm length

3. Detailed Pin Configuration

The VDRH07K275ALE typically has two leads for connection, with the pinout configuration as follows: - Pin 1: Anode - Pin 2: Cathode

4. Functional Features

  • Surge protection for sensitive electronic components
  • Rapid response to voltage spikes
  • Low leakage current during normal operation

5. Advantages and Disadvantages

Advantages:

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

Disadvantages:

  • Limited lifespan after multiple surge events
  • Requires replacement after significant surge events

6. Working Principles

The VDRH07K275ALE operates based on the principle of nonlinear resistance, where its resistance decreases significantly when subjected to overvoltage conditions, thereby diverting excess current away from the protected circuit.

7. Detailed Application Field Plans

The VDRH07K275ALE finds application in various fields, including: - Consumer electronics - Industrial automation - Telecommunications - Power distribution systems

8. Detailed and Complete Alternative Models

Some alternative models to the VDRH07K275ALE include: - VDRH05K250ALE - VDRH10K300ALE - VDRH15K350ALE

In conclusion, the VDRH07K275ALE is a crucial component for safeguarding electronic equipment from voltage surges, offering reliable protection and fast response times across diverse applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan VDRH07K275ALE dalam solusi teknis

  1. What is the VDRH07K275ALE used for?

    • The VDRH07K275ALE is a varistor designed to protect electronic circuits and components from voltage surges and transients.

  2. What is the maximum operating voltage of the VDRH07K275ALE?

    • The maximum operating voltage of the VDRH07K275ALE is 275V AC (RMS) or 350V DC.

  3. What is the typical response time of the VDRH07K275ALE?

    • The typical response time of the VDRH07K275ALE is less than 25 nanoseconds.

  4. What is the energy absorption capability of the VDRH07K275ALE?

    • The VDRH07K275ALE can absorb up to 0.7J of energy under specified test conditions.

  5. What are the typical applications of the VDRH07K275ALE?

    • The VDRH07K275ALE is commonly used in power supplies, industrial equipment, telecommunications, and automotive electronics to protect against voltage spikes and surges.

  6. What is the temperature range for the VDRH07K275ALE?

    • The VDRH07K275ALE has an operating temperature range of -40°C to +85°C.

  7. Is the VDRH07K275ALE RoHS compliant?

    • Yes, the VDRH07K275ALE is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the packaging option for the VDRH07K275ALE?

    • The VDRH07K275ALE is available in a surface mount package.

  9. Does the VDRH07K275ALE require any external components for proper operation?

    • No, the VDRH07K275ALE does not require any external components for its basic operation as a varistor.

  10. What are the key electrical characteristics of the VDRH07K275ALE?

    • The key electrical characteristics include a clamping voltage of 710V at 1A, a maximum peak current of 2500A, and a leakage current of 1µA at the maximum continuous operating voltage.