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B72220S0301K551
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B72220S0301K551

Product Overview

  • Category: Passive electronic component
  • Use: Surge arrester for overvoltage protection
  • Characteristics: High reliability, fast response time, compact design
  • Package: Ceramic disc with lead wires
  • Essence: Protects electronic circuits from voltage surges
  • Packaging/Quantity: Typically packaged in reels or trays

Specifications

  • Voltage Rating: 300V
  • Peak Surge Current: 20kA
  • Capacitance: 100pF
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The B72220S0301K551 has a simple two-pin configuration with lead wires for easy integration into circuit designs.

Functional Features

  • Fast response time to protect sensitive electronics
  • High surge current handling capability
  • Compact size for space-constrained applications

Advantages and Disadvantages

Advantages

  • Reliable overvoltage protection
  • Fast reaction to transient voltage spikes
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Limited voltage rating compared to some other surge arresters
  • May require additional components for comprehensive overvoltage protection in some applications

Working Principles

The B72220S0301K551 operates based on the principle of diverting excess voltage away from sensitive electronic components. When a surge occurs, the device rapidly conducts the excess energy to protect the connected circuitry.

Detailed Application Field Plans

This surge arrester is commonly used in: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • B72220S0301K101
  • B72220S0301K102
  • B72220S0301K103

Note: The alternative models listed above have similar specifications and functionality but may vary in form factor or packaging.

This information provides a comprehensive overview of the B72220S0301K551 surge arrester, including its specifications, features, application areas, and alternatives.

10個與B72220S0301K551在技術方案中應用相關的常見問題與解答

  1. What is the B72220S0301K551?

    • The B72220S0301K551 is a type of EPCOS varistor, commonly used for overvoltage protection in electronic circuits.

  2. What are the key specifications of B72220S0301K551?

    • The B72220S0301K551 has a maximum AC voltage of 130V, a maximum DC voltage of 175V, and a nominal varistor voltage of 275V.

  3. How does B72220S0301K551 provide overvoltage protection?

    • When an overvoltage occurs, the varistor conducts current and clamps the voltage to protect sensitive components in the circuit.

  4. In what applications is B72220S0301K551 commonly used?

    • B72220S0301K551 is often used in power supplies, industrial equipment, and consumer electronics for surge protection.

  5. What is the operating temperature range of B72220S0301K551?

    • The B72220S0301K551 has an operating temperature range of -40°C to +85°C.

  6. What is the energy absorption capability of B72220S0301K551?

    • The B72220S0301K551 can absorb up to 0.3J of energy during transient events.

  7. How does B72220S0301K551 compare to other varistors in terms of performance?

    • B72220S0301K551 offers high surge current capability and low leakage current, making it suitable for demanding applications.

  8. Can B72220S0301K551 be used in automotive electronics?

    • Yes, B72220S0301K551 is suitable for automotive applications where overvoltage protection is required.

  9. What are the mounting options for B72220S0301K551?

    • B72220S0301K551 is available in surface mount (SMD) and through-hole configurations for easy integration into different PCB designs.

  10. Where can I find detailed application notes for using B72220S0301K551 in technical solutions?

    • Detailed application notes and guidelines for using B72220S0301K551 can be found on the manufacturer's website or in the product datasheet.