Littelfuse Inc.
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TMOV20RP625M
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TMOV20RP625M

Introduction

The TMOV20RP625M belongs to the category of metal oxide varistors (MOVs) and is commonly used for surge protection in various electronic and electrical systems. This component exhibits specific characteristics, comes in a particular package, and has distinct advantages and disadvantages.

Basic Information Overview

  • Category: Metal Oxide Varistor (MOV)
  • Use: Surge protection in electronic and electrical systems
  • Characteristics: High energy absorption capacity, fast response time
  • Package: Radial leaded disc
  • Essence: Protects against voltage surges and transients
  • Packaging/Quantity: Typically packaged in reels or trays

Specifications

  • Model: TMOV20RP625M
  • Voltage Rating: 625V
  • Maximum Allowable Voltage: 510V
  • Peak Current Capability: 10kA
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The TMOV20RP625M features a radial leaded disc package with two leads for easy integration into circuit designs. The pin configuration includes a positive lead and a negative lead, which are designed to be soldered onto a printed circuit board.

Functional Features

  • Surge Protection: Effectively absorbs and dissipates high-energy transient surges
  • Fast Response Time: Rapidly clamps voltage spikes to protect downstream components
  • Reliability: Provides consistent performance over a wide range of operating conditions

Advantages and Disadvantages

Advantages

  • High energy absorption capacity
  • Fast response time
  • Wide operating temperature range
  • Reliable surge protection

Disadvantages

  • Limited maximum allowable voltage
  • Requires periodic testing for continued effectiveness

Working Principles

The TMOV20RP625M operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a voltage surge, the MOV's resistance decreases, allowing it to absorb and dissipate the excess energy, thereby protecting connected equipment.

Detailed Application Field Plans

The TMOV20RP625M is widely used in various applications, including: - Power distribution systems - Telecommunication equipment - Industrial automation - Consumer electronics - Renewable energy systems

Detailed and Complete Alternative Models

  1. TMOV14RP625E: Similar surge protection capabilities with a lower voltage rating
  2. TMOV34RP625K: Higher peak current capability for more demanding applications
  3. TMOV30RP625H: Enhanced reliability and extended operating temperature range

In conclusion, the TMOV20RP625M is a reliable metal oxide varistor designed to provide effective surge protection in diverse electronic and electrical systems. Its unique characteristics, specifications, and functional features make it a valuable component in safeguarding sensitive equipment from voltage transients and surges.

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Énumérez 10 questions et réponses courantes liées à l'application de TMOV20RP625M dans les solutions techniques

  1. What is the TMOV20RP625M?

    • The TMOV20RP625M is a type of metal oxide varistor (MOV) that provides overvoltage protection in electrical circuits.

  2. What is the maximum voltage rating for the TMOV20RP625M?

    • The TMOV20RP625M has a maximum voltage rating of 625V.

  3. What is the maximum energy absorption capability of the TMOV20RP625M?

    • The TMOV20RP625M can absorb up to 20J of energy during transient voltage events.

  4. What are the typical applications for the TMOV20RP625M?

    • Typical applications for the TMOV20RP625M include surge protection in power supplies, industrial equipment, and telecommunications systems.

  5. What is the response time of the TMOV20RP625M?

    • The TMOV20RP625M has a fast response time, typically responding to overvoltage events within nanoseconds.

  6. Is the TMOV20RP625M suitable for outdoor use?

    • Yes, the TMOV20RP625M is designed to withstand outdoor environmental conditions and is suitable for outdoor use.

  7. What is the operating temperature range of the TMOV20RP625M?

    • The TMOV20RP625M has an operating temperature range of -40°C to 85°C, making it suitable for a wide range of environments.

  8. Does the TMOV20RP625M require any additional protective components?

    • The TMOV20RP625M does not require additional protective components and can be used as a standalone overvoltage protection device.

  9. Can the TMOV20RP625M be used in AC and DC circuits?

    • Yes, the TMOV20RP625M is suitable for use in both AC and DC circuits, providing versatile overvoltage protection.

  10. What are the mounting options for the TMOV20RP625M?

    • The TMOV20RP625M is available in various mounting configurations, including through-hole and surface mount options, to accommodate different installation requirements.