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B72220S0271K151
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B72220S0271K151

Product Overview

Category

The B72220S0271K151 belongs to the category of varistors, which are electronic components used for suppressing voltage surges in electrical circuits.

Use

This varistor is commonly used to protect sensitive electronic devices and circuits from transient overvoltage conditions.

Characteristics

  • High energy absorption capacity
  • Fast response time
  • Wide operating temperature range
  • Low leakage current
  • RoHS compliant

Package

The B72220S0271K151 varistor is typically available in a disc-shaped package with lead wires for easy integration into circuit designs.

Essence

The essence of this varistor lies in its ability to rapidly absorb and dissipate high-energy transient surges, thereby safeguarding connected electronic equipment.

Packaging/Quantity

The varistor is usually packaged in reels or trays, and the quantity per package varies based on the manufacturer's specifications.

Specifications

  • Voltage Rating: 275V
  • Maximum Allowable Voltage: 710V
  • Peak Current (8/20μs): 4500A
  • Energy (10/1000μs): 2.7J
  • Operating Temperature Range: -40°C to +85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The B72220S0271K151 varistor has two lead wires for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Non-linear voltage-current characteristics
  • Rapid response to transient voltage spikes
  • High surge current capability
  • Stable performance over a wide temperature range

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited lifespan under repeated surge events
  • Susceptible to thermal runaway if subjected to prolonged overvoltage conditions

Working Principles

The varistor operates based on the principle of non-linear resistance, where its resistance decreases significantly when subjected to high voltage, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The B72220S0271K151 varistor finds extensive application in various electronic systems, including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • B72220S0271K101
  • B72220S0271K501
  • B72220S0271K901
  • B72220S0271K201

In conclusion, the B72220S0271K151 varistor offers reliable protection against transient voltage surges in a wide range of electronic applications, making it an essential component for ensuring the longevity and reliability of sensitive electronic devices and circuits.

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10 domande e risposte comuni relative all'applicazione di B72220S0271K151 nelle soluzioni tecniche

  1. What is the B72220S0271K151 component used for in technical solutions?

    • The B72220S0271K151 is a varistor, commonly used for overvoltage protection in electronic circuits.

  2. What are the key specifications of the B72220S0271K151?

    • The B72220S0271K151 has a voltage rating of 275V, a maximum surge current of 8000A, and a capacitance of 470pF.

  3. How does the B72220S0271K151 protect electronic circuits from overvoltage?

    • The B72220S0271K151 varistor diverts excessive current when an overvoltage condition occurs, protecting sensitive components in the circuit.

  4. In what types of applications is the B72220S0271K151 commonly used?

    • The B72220S0271K151 is often used in power supplies, industrial equipment, telecommunications, and automotive electronics for overvoltage protection.

  5. What is the operating temperature range of the B72220S0271K151?

    • The B72220S0271K151 has an operating temperature range of -40°C to +85°C.

  6. Can the B72220S0271K151 be used in high-frequency applications?

    • Yes, the B72220S0271K151 can be used in high-frequency applications due to its low capacitance.

  7. Is the B72220S0271K151 lead-free and RoHS compliant?

    • Yes, the B72220S0271K151 is lead-free and complies with the Restriction of Hazardous Substances (RoHS) directive.

  8. What are the mounting options for the B72220S0271K151?

    • The B72220S0271K151 is available in surface mount (SMD) and through-hole mounting options.

  9. Does the B72220S0271K151 require any additional heat sinking or cooling?

    • No, the B72220S0271K151 does not require additional heat sinking or cooling under normal operating conditions.

  10. Are there any recommended application notes or guidelines for using the B72220S0271K151 in technical solutions?

    • Yes, the manufacturer provides detailed application notes and guidelines for integrating the B72220S0271K151 into various technical solutions, ensuring optimal performance and reliability.