Littelfuse Inc.
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TMOV20RP175ML2B7
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TMOV20RP175ML2B7

1. Product Overview

Category:

The TMOV20RP175ML2B7 belongs to the category of surge protective devices (SPDs).

Use:

It is used to protect electrical and electronic equipment from transient voltage surges.

Characteristics:

  • Metal Oxide Varistor (MOV) technology
  • High energy absorption capability
  • Fast response time
  • Low leakage current
  • RoHS compliant

Package:

The TMOV20RP175ML2B7 is available in a compact, surface-mount package.

Essence:

The essence of TMOV20RP175ML2B7 lies in its ability to provide reliable protection against voltage surges, ensuring the safety and longevity of connected equipment.

Packaging/Quantity:

Typically packaged in reels or trays, with quantities varying based on manufacturer specifications.

2. Specifications

  • Maximum Continuous Operating Voltage: 175V AC
  • Varistor Voltage: 340V
  • Peak Surge Current: 20kA
  • Operating Temperature Range: -40°C to +85°C
  • Lead-Free and Halogen-Free

3. Detailed Pin Configuration

The TMOV20RP175ML2B7 features a standard two-pin configuration, with detailed pinout information provided in the manufacturer's datasheet.

4. Functional Features

  • Surge Protection: Provides robust protection against transient voltage surges, safeguarding sensitive electronics.
  • Fast Response Time: Rapidly clamps excessive voltage, limiting potential damage to connected equipment.
  • Low Leakage Current: Ensures minimal power dissipation during normal operation.

5. Advantages and Disadvantages

Advantages

  • High energy absorption capability
  • Compact form factor
  • RoHS compliant

Disadvantages

  • Limited to specific voltage and current ratings
  • Requires periodic testing for continued effectiveness

6. Working Principles

The TMOV20RP175ML2B7 utilizes MOV technology, which consists of a ceramic mass of zinc oxide grains in a matrix of other metal oxides. When exposed to overvoltage conditions, the varistor conducts current, diverting the excess energy away from the protected circuit.

7. Detailed Application Field Plans

The TMOV20RP175ML2B7 is suitable for various applications, including: - Consumer electronics - Industrial automation - Telecommunications - Power distribution systems

8. Detailed and Complete Alternative Models

  • TMOV14RP175E: Similar surge protection characteristics with a lower peak surge current rating.
  • TMOV25RP175E: Higher peak surge current rating for more demanding applications.

In conclusion, the TMOV20RP175ML2B7 is a reliable surge protective device designed to ensure the uninterrupted operation of sensitive electronic equipment. With its high energy absorption capability and fast response time, it offers an effective solution for mitigating the risks associated with transient voltage surges across diverse application fields.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TMOV20RP175ML2B7 v technických řešeních

  1. What is the TMOV20RP175ML2B7?

    • The TMOV20RP175ML2B7 is a type of metal oxide varistor (MOV) that provides overvoltage protection in electrical circuits.

  2. What are the key specifications of TMOV20RP175ML2B7?

    • The TMOV20RP175ML2B7 has a maximum voltage rating of 175V AC and 225V DC, a maximum surge current of 10kA, and a peak current capability of 8/20µs.

  3. How does TMOV20RP175ML2B7 provide overvoltage protection?

    • The TMOV20RP175ML2B7 clamps excessive voltage levels by diverting surge currents away from sensitive components, thus protecting the circuit from damage.

  4. What are the typical applications for TMOV20RP175ML2B7?

    • TMOV20RP175ML2B7 is commonly used in power supplies, industrial equipment, telecommunications systems, and other electronic devices to safeguard against transient voltage events.

  5. What is the operating temperature range of TMOV20RP175ML2B7?

    • The TMOV20RP175ML2B7 operates within a temperature range of -40°C to +85°C, making it suitable for various environmental conditions.

  6. How is TMOV20RP175ML2B7 installed in a circuit?

    • TMOV20RP175ML2B7 is typically connected across the input terminals of the protected equipment, providing a low-impedance path to divert surge currents.

  7. What are the reliability and lifespan characteristics of TMOV20RP175ML2B7?

    • TMOV20RP175ML2B7 offers high reliability and a long lifespan, making it an effective solution for continuous overvoltage protection.

  8. Does TMOV20RP175ML2B7 require any additional protective measures?

    • TMOV20RP175ML2B7 may be used in conjunction with fuses, thermal cutoffs, or other protective devices to enhance overall system protection.

  9. Are there any special considerations for TMOV20RP175ML2B7 in circuit design?

    • It's important to consider the response time, energy absorption capability, and placement of TMOV20RP175ML2B7 within the circuit to optimize its performance.

  10. Where can I find detailed technical documentation for TMOV20RP175ML2B7?

    • Detailed technical specifications, application notes, and installation guidelines for TMOV20RP175ML2B7 can be found on the manufacturer's website or through authorized distributors.