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B72205S0250K211
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B72205S0250K211

Product Overview

Category

The B72205S0250K211 belongs to the category of varistors, which are electronic components used for suppressing voltage spikes and protecting circuits from transient overvoltage.

Use

This varistor is commonly used in electronic circuits to protect sensitive components from voltage surges and transients.

Characteristics

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

Package

The B72205S0250K211 varistor is typically available in a disc-shaped package with lead wires for easy integration into circuit boards.

Essence

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

Packaging/Quantity

These varistors are usually packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Part Number: B72205S0250K211
  • Voltage Rating: 25V
  • Maximum Allowable Voltage: 40V
  • Peak Current Capability: 800A
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 100pF

Detailed Pin Configuration

The B72205S0250K211 varistor typically has two lead wires for connection to the circuit. The pin configuration may vary slightly based on the manufacturer's design, but it generally follows a standard disc-shaped varistor layout.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltage spikes to safe levels.
  • Fast Response Time: Rapidly responds to overvoltage events, minimizing the risk of damage to connected equipment.
  • High Energy Absorption: Capable of dissipating large amounts of energy during surge events.

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Wide operating temperature range
  • Low leakage current

Disadvantages

  • Limited lifespan when subjected to frequent surges
  • Susceptible to thermal runaway under extreme conditions

Working Principles

The B72205S0250K211 varistor operates based on the principle of nonlinear resistance, where its resistance decreases as the voltage across it increases. This allows it to divert excess current away from sensitive components, thus protecting them from damage.

Detailed Application Field Plans

The B72205S0250K211 varistor finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • B72205S0170K101: 17V voltage rating, similar characteristics
  • B72205S0330K101: 33V voltage rating, similar characteristics
  • B72205S0421K101: 42V voltage rating, similar characteristics

In conclusion, the B72205S0250K211 varistor offers reliable transient voltage suppression and protection for a wide range of electronic applications, making it an essential component in safeguarding sensitive circuits from overvoltage events.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací B72205S0250K211 v technických řešeních

  1. What is the B72205S0250K211 component used for in technical solutions?

    • The B72205S0250K211 is a ceramic transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key specifications of the B72205S0250K211?

    • The B72205S0250K211 has a working voltage of 25V, a maximum surge current of 100A, and a low clamping voltage to provide effective protection.

  3. How does the B72205S0250K211 protect electronic circuits?

    • When a voltage spike occurs, the B72205S0250K211 conducts excess current away from the protected circuit, preventing damage by limiting the voltage across it.

  4. In what applications is the B72205S0250K211 commonly used?

    • The B72205S0250K211 is often used in telecommunications equipment, industrial control systems, automotive electronics, and other applications where protection against voltage surges is critical.

  5. What is the operating temperature range of the B72205S0250K211?

    • The B72205S0250K211 has an operating temperature range of -55°C to +150°C, making it suitable for a wide range of environments.

  6. Can the B72205S0250K211 be used in high-speed data lines?

    • Yes, the B72205S0250K211 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  7. Is the B72205S0250K211 RoHS compliant?

    • Yes, the B72205S0250K211 is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the packaging type of the B72205S0250K211?

    • The B72205S0250K211 is available in a surface-mount SMD package, making it easy to integrate into PCB designs.

  9. Does the B72205S0250K211 require any external components for proper operation?

    • No, the B72205S0250K211 is a standalone TVS diode and does not require additional external components for its basic function.

  10. Are there any application notes or design guidelines available for using the B72205S0250K211 in technical solutions?

    • Yes, detailed application notes and design guidelines are provided by the manufacturer to assist engineers in integrating the B72205S0250K211 effectively into their designs.