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MOV-20D151K
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MOV-20D151K

Product Overview

Category

The MOV-20D151K belongs to the category of Metal Oxide Varistors (MOVs).

Use

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

Characteristics

  • High energy absorption capacity
  • Fast response time
  • Wide operating voltage range

Package

The MOV-20D151K is typically available in a disc-shaped package.

Essence

The essence of MOV-20D151K lies in its ability to protect electronic equipment from voltage surges.

Packaging/Quantity

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

Specifications

  • Voltage Rating: 150V
  • Peak Current: 20kA
  • Maximum Energy Dissipation: 360J
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The MOV-20D151K has two leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Voltage clamping during transient overvoltage conditions
  • Rapid response to voltage spikes
  • Low leakage current under normal operating conditions

Advantages

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

Disadvantages

  • Limited lifespan after repeated exposure to surges
  • Susceptible to thermal runaway under extreme conditions

Working Principles

The MOV-20D151K operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a surge, it conducts current to divert excess energy away from the protected circuit.

Detailed Application Field Plans

The MOV-20D151K is widely used in various applications including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to MOV-20D151K include: - V20E150P - 150V Metal Oxide Varistor - ERZ-V20D151 - 150V Radial Lead Varistor - S20K150 - 150V Surface Mount Varistor

In conclusion, the MOV-20D151K is a vital component in safeguarding electronic devices from voltage surges, offering efficient protection and rapid response. Its characteristics, specifications, and application versatility make it a valuable asset in various industries.

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10個與MOV-20D151K在技術方案中應用相關的常見問題與解答

  1. What is the MOV-20D151K?

    • The MOV-20D151K is a metal oxide varistor (MOV) that is designed to protect electrical and electronic devices from voltage surges and transient overvoltage conditions.

  2. What is the maximum voltage rating of the MOV-20D151K?

    • The maximum voltage rating of the MOV-20D151K is 130V AC and 175V DC.

  3. What is the typical application of the MOV-20D151K?

    • The MOV-20D151K is commonly used in power supplies, surge protectors, and other electronic equipment to suppress voltage spikes and protect sensitive components.

  4. How does the MOV-20D151K work?

    • When a voltage surge occurs, the MOV-20D151K conducts current and diverts the excess energy away from the protected circuit, thereby preventing damage to the connected devices.

  5. What are the key specifications of the MOV-20D151K?

    • The MOV-20D151K has a maximum energy absorption capacity of 360J, a peak current rating of 6500A, and a response time of less than 25 nanoseconds.

  6. Can the MOV-20D151K be used in outdoor applications?

    • Yes, the MOV-20D151K is suitable for outdoor use as it is designed to withstand environmental factors such as temperature variations and humidity.

  7. Is it necessary to use a fuse in conjunction with the MOV-20D151K?

    • Yes, it is recommended to use a fuse in series with the MOV-20D151K to provide overcurrent protection and to disconnect the circuit in case of a catastrophic failure of the varistor.

  8. What are the potential failure modes of the MOV-20D151K?

    • The MOV-20D151K can fail due to prolonged exposure to overvoltage conditions, excessive current, or aging. It is important to regularly inspect and replace MOVs if they show signs of degradation.

  9. Can the MOV-20D151K be used in low-voltage applications?

    • While the MOV-20D151K has a relatively high voltage rating, it can still be used in low-voltage applications as long as the operating voltage does not exceed its maximum ratings.

  10. Are there any special handling considerations for the MOV-20D151K?

    • When handling the MOV-20D151K, it is important to avoid mechanical stress, excessive bending of leads, and exposure to corrosive environments to ensure its reliability and performance.