Littelfuse Inc.
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SMOV34S151MP
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SMOV34S151MP

Product Overview

The SMOV34S151MP belongs to the category of surge protection devices and is designed for use in electrical systems to protect against voltage surges and transients. This device is characterized by its high-performance capabilities, compact package, and essential role in safeguarding sensitive equipment. The SMOV34S151MP is typically packaged individually and is available in various quantities to suit different application requirements.

Specifications

  • Voltage Rating: 150V
  • Peak Surge Current: 20kA
  • Operating Temperature Range: -40°C to 85°C
  • Response Time: <1ns
  • Mounting Type: Surface Mount
  • Package Type: SMD

Detailed Pin Configuration

The SMOV34S151MP features a standard surface mount package with clearly defined pin configurations. It consists of three pins, with each pin serving a specific function in the surge protection circuit.

| Pin Number | Function | |------------|----------------| | 1 | Input/Anode | | 2 | Ground | | 3 | Output/Cathode |

Functional Features

  • High Surge Current Handling Capacity: Capable of handling peak surge currents up to 20kA.
  • Fast Response Time: Responds to transient voltage surges in less than 1 nanosecond.
  • Robust Construction: Designed to withstand harsh environmental conditions.
  • Low Clamping Voltage: Provides effective protection by clamping voltage to safe levels.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges and transients.
  • Fast response time ensures minimal impact on connected equipment.
  • Robust construction for reliable performance in diverse environments.

Disadvantages

  • Limited to a specific voltage rating and surge current capacity.
  • Requires periodic inspection and maintenance to ensure continued effectiveness.

Working Principles

The SMOV34S151MP operates based on the principle of diverting excess surge energy away from sensitive equipment. When a voltage surge occurs, the device rapidly conducts the surge current to ground, preventing it from reaching the connected equipment. This action effectively limits the voltage across the protected circuit, safeguarding the connected devices.

Detailed Application Field Plans

The SMOV34S151MP is ideally suited for use in various applications, including: - Telecommunication infrastructure - Industrial automation systems - Power distribution panels - Renewable energy installations - Electronic control units

Detailed and Complete Alternative Models

  • SMOV34S101MP: 100V Voltage Rating, 15kA Peak Surge Current
  • SMOV34S201MP: 200V Voltage Rating, 25kA Peak Surge Current
  • SMOV34S251MP: 250V Voltage Rating, 30kA Peak Surge Current

In conclusion, the SMOV34S151MP offers reliable surge protection for a wide range of applications, ensuring the safety and integrity of connected equipment in the face of voltage surges and transients.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMOV34S151MP dalam solusi teknis

  1. What is SMOV34S151MP?

    • SMOV34S151MP is a type of metal oxide varistor (MOV) that is commonly used for surge protection in electrical and electronic circuits.

  2. What are the key features of SMOV34S151MP?

    • SMOV34S151MP offers high surge current capability, low leakage current, fast response time, and excellent energy absorption capacity.

  3. What are the typical applications of SMOV34S151MP?

    • SMOV34S151MP is often used in power supplies, industrial equipment, telecommunications systems, and consumer electronics to protect against voltage surges and transients.

  4. How does SMOV34S151MP provide surge protection?

    • SMOV34S151MP acts as a voltage-dependent switch, conducting excess voltage away from sensitive components and dissipating the energy as heat, thus protecting the circuit.

  5. What is the maximum operating voltage of SMOV34S151MP?

    • The maximum operating voltage of SMOV34S151MP is typically around 130V.

  6. What is the response time of SMOV34S151MP?

    • SMOV34S151MP has a very fast response time, typically responding to surge events within nanoseconds.

  7. How should SMOV34S151MP be connected in a circuit?

    • SMOV34S151MP should be connected in parallel with the load or equipment to be protected, ensuring that it can divert surge currents away from the sensitive components.

  8. What are the environmental considerations for using SMOV34S151MP?

    • SMOV34S151MP is designed to operate within a specified temperature range and may have specific requirements for humidity and altitude, so it's important to consider these factors in the application.

  9. Are there any reliability concerns with SMOV34S151MP?

    • SMOV34S151MP is designed for long-term reliability, but it's important to follow manufacturer guidelines for installation and periodic testing to ensure continued protection.

  10. Can SMOV34S151MP be used in outdoor applications?

    • Yes, SMOV34S151MP can be used in outdoor applications, but it may require additional protection from environmental elements such as moisture and UV exposure.