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TMOV34S621M
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TMOV34S621M English Editing Encyclopedia Entry

Product Overview

The TMOV34S621M belongs to the category of surge protective devices and is commonly used for protecting sensitive electronic equipment from voltage transients. Its characteristics include high energy absorption capability, fast response time, and low clamping voltage. The package typically consists of a compact disc-shaped component with leads for easy installation. The essence of the TMOV34S621M lies in its ability to divert excess voltage away from connected equipment, thereby safeguarding them from damage. It is usually available in bulk packaging with a specified quantity per package.

Specifications

  • Voltage Rating: 130VAC
  • Peak Surge Current: 10kA
  • Operating Temperature Range: -40°C to +85°C
  • Capacitance: 620pF

Detailed Pin Configuration

The TMOV34S621M features a standard two-pin configuration, with one pin designated for connection to the live/phase wire and the other for the neutral wire.

Functional Features

  • Surge Protection: Provides effective protection against voltage surges and transients.
  • Fast Response Time: Rapidly responds to voltage spikes to minimize potential damage to connected equipment.
  • Low Clamping Voltage: Ensures that the voltage across protected equipment remains within safe limits.

Advantages and Disadvantages

Advantages

  • High energy absorption capability
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited to specific voltage ratings
  • May require periodic replacement after significant surge events

Working Principles

The TMOV34S621M operates based on the principle of varistor technology, where it utilizes metal oxide components to absorb and dissipate excess voltage during surge events. When subjected to overvoltage conditions, the varistor rapidly changes its impedance to divert the surge current away from the connected equipment, thus protecting them from damage.

Detailed Application Field Plans

The TMOV34S621M is ideally suited for use in various applications, including: - Telecommunication equipment - Industrial control systems - Power distribution units - Consumer electronics

Detailed and Complete Alternative Models

  1. TMOV20S431M: Similar surge protective device with a lower voltage rating
  2. TMOV14S241M: Compact alternative with a higher peak surge current rating
  3. TMOV25S561M: Alternative model with a wider operating temperature range

In conclusion, the TMOV34S621M serves as an essential component in safeguarding electronic equipment from voltage transients, offering high energy absorption capability, fast response time, and low clamping voltage. Its application spans across various industries, and it has several alternative models catering to different requirements.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af TMOV34S621M i tekniske løsninger

  1. What is the TMOV34S621M?

    • The TMOV34S621M is a type of metal oxide varistor (MOV) that provides overvoltage protection in electrical circuits.

  2. What is the maximum voltage rating of the TMOV34S621M?

    • The TMOV34S621M has a maximum voltage rating of 340V AC.

  3. What is the maximum surge current capability of the TMOV34S621M?

    • The TMOV34S621M has a maximum surge current capability of 20kA.

  4. What are the typical applications for the TMOV34S621M?

    • The TMOV34S621M is commonly used in power supplies, industrial equipment, and home appliances to protect against transient overvoltages.

  5. What is the response time of the TMOV34S621M?

    • The response time of the TMOV34S621M is typically less than 25 nanoseconds.

  6. What is the operating temperature range of the TMOV34S621M?

    • The TMOV34S621M has an operating temperature range of -40°C to 85°C.

  7. How does the TMOV34S621M compare to other MOVs in terms of performance?

    • The TMOV34S621M offers high surge current capability and low leakage current, making it suitable for demanding applications.

  8. Can the TMOV34S621M be used in outdoor environments?

    • Yes, the TMOV34S621M is designed to withstand outdoor conditions and is suitable for outdoor applications.

  9. Does the TMOV34S621M require any additional protective components in a circuit?

    • The TMOV34S621M is self-protected and does not require additional protective components in most applications.

  10. Where can I find detailed technical specifications and application notes for the TMOV34S621M?

    • Detailed technical specifications and application notes for the TMOV34S621M can be found in the product datasheet provided by the manufacturer.