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B72520V0140K072

B72520V0140K072

Product Overview

Category

The B72520V0140K072 belongs to the category of varistors, which are electronic components used for voltage regulation and surge protection.

Use

This varistor is used to protect electronic circuits from overvoltage conditions by rapidly changing resistance as the applied voltage changes.

Characteristics

  • Voltage Regulation: The varistor can regulate voltage by changing its resistance in response to voltage fluctuations.
  • Surge Protection: It provides protection against transient voltage spikes and surges.
  • High Energy Absorption: Capable of absorbing high levels of energy during voltage surges.

Package

The B72520V0140K072 varistor is typically packaged in a cylindrical or disc-shaped form, with leads for easy integration into electronic circuits.

Essence

The essence of this varistor lies in its ability to safeguard sensitive electronic components from voltage spikes and surges, thereby ensuring the reliability and longevity of electronic devices.

Packaging/Quantity

The varistor is usually packaged in reels or trays, with quantities varying based on the manufacturer's specifications.

Specifications

  • Part Number: B72520V0140K072
  • Maximum Allowable Voltage: 14V
  • Nominal Varistor Voltage: 11V
  • Peak Current Capability: 100A
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The B72520V0140K072 varistor has two leads, typically denoted as the anode and cathode. The pin configuration is as follows: - Anode (A) - Connected to the positive terminal of the circuit - Cathode (K) - Connected to the negative terminal of the circuit

Functional Features

  • Voltage Regulation: Rapidly changes resistance in response to voltage fluctuations, thereby stabilizing the voltage across the circuit.
  • Surge Protection: Absorbs and dissipates energy from transient voltage spikes, protecting downstream components.
  • Fast Response Time: Reacts quickly to voltage changes, providing immediate protection.

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Fast response time
  • High energy absorption capability

Disadvantages

  • Limited lifespan under repeated surge events
  • Non-linear response to voltage changes

Working Principles

The varistor operates based on the principle of voltage-dependent resistance. When the applied voltage exceeds the nominal varistor voltage, the resistance decreases rapidly, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The B72520V0140K072 varistor finds applications in various fields, including: - Consumer Electronics: Protecting sensitive electronic devices from power surges. - Industrial Equipment: Safeguarding control systems and machinery from voltage transients. - Telecommunications: Ensuring reliable operation of communication equipment in the presence of electrical disturbances.

Detailed and Complete Alternative Models

  • B72520V0400K072: Higher voltage rating for more demanding applications.
  • B72520T0140K072: Surface-mount variant for compact designs.
  • B72520S0140K072: Lead-free version for compliance with environmental regulations.

In conclusion, the B72520V0140K072 varistor offers effective surge protection and voltage regulation for a wide range of electronic applications, making it an essential component in ensuring the reliability and longevity of electronic devices.

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  1. What is the B72520V0140K072 component used for in technical solutions?

    • The B72520V0140K072 is a varistor, commonly used for overvoltage protection in electronic circuits.

  2. What are the key specifications of the B72520V0140K072?

    • The B72520V0140K072 has a maximum AC voltage of 14V and a maximum DC voltage of 18V, with a nominal varistor voltage of 14V.

  3. How does the B72520V0140K072 protect electronic circuits from overvoltage?

    • When an overvoltage occurs, the varistor conducts current and diverts excess voltage away from the protected circuit, thereby preventing damage.

  4. What are the typical applications of the B72520V0140K072 in technical solutions?

    • The B72520V0140K072 is commonly used in power supplies, telecommunication equipment, industrial electronics, and automotive systems for overvoltage protection.

  5. What is the operating temperature range of the B72520V0140K072?

    • The B72520V0140K072 has an operating temperature range of -40°C to +85°C, making it suitable for various environmental conditions.

  6. Can the B72520V0140K072 be used in high-power applications?

    • The B72520V0140K072 is designed for low to medium power applications and may not be suitable for high-power scenarios.

  7. Are there any reliability considerations when using the B72520V0140K072 in technical solutions?

    • It's important to ensure proper derating and thermal management to maintain the reliability of the B72520V0140K072 in long-term applications.

  8. Does the B72520V0140K072 require any additional components for proper operation?

    • In most cases, the B72520V0140K072 can be directly integrated into the circuit without requiring additional components for basic overvoltage protection.

  9. What are the potential failure modes of the B72520V0140K072?

    • Common failure modes include degradation due to prolonged exposure to overvoltage events and thermal stress, as well as mechanical damage.

  10. Where can I find detailed technical documentation for the B72520V0140K072?

    • Detailed technical documentation, including datasheets and application notes, can be obtained from the manufacturer's website or authorized distributors.