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V47ZA05
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V47ZA05: Varistor Component

Basic Information Overview

  • Category: Electronic Component
  • Use: Voltage Regulation and Surge Protection
  • Characteristics: Non-linear voltage-dependent resistor
  • Package: Disc, Radial Lead
  • Essence: Protects electronic circuits from overvoltage conditions
  • Packaging/Quantity: Typically packaged in reels or bulk quantities

Specifications

  • Voltage Rating: 47V
  • Maximum Allowable Voltage: 30Vrms
  • Peak Current Capability: 8000A
  • Energy Absorption: 0.1J to 360J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The V47ZA05 varistor typically has two leads for connection to a circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Provides protection against transient voltage spikes
  • Rapid response time to voltage surges
  • High energy absorption capability
  • Compact and easy to integrate into circuit designs

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Fast response time
  • Wide operating temperature range
  • Compact size

Disadvantages

  • Limited lifespan under repeated high-energy surges
  • Susceptible to thermal runaway if subjected to prolonged overvoltage conditions

Working Principles

The V47ZA05 varistor operates based on the principle of non-linear resistance. When the voltage across the varistor exceeds its specified rating, it conducts current, diverting the excess energy away from the protected circuit. This action helps prevent damage to sensitive electronic components.

Detailed Application Field Plans

The V47ZA05 varistor finds applications in various electronic systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • V14ZA05: 14V varistor with similar characteristics
  • V20ZA05: 20V varistor with comparable specifications
  • V33ZA05: 33V varistor offering surge protection

In conclusion, the V47ZA05 varistor is a crucial component in electronic circuit protection, providing effective surge suppression and voltage regulation. Its compact design and high energy absorption make it suitable for a wide range of applications, despite its limitations in handling repeated high-energy surges.

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10個與V47ZA05在技術方案中應用相關的常見問題與解答

  1. What is V47ZA05?

    • V47ZA05 is a type of varistor, also known as a voltage-dependent resistor, that is commonly used to protect electronic circuits from overvoltage conditions.

  2. What are the key specifications of V47ZA05?

    • V47ZA05 typically has a maximum AC voltage rating of 30V and a maximum DC voltage rating of 38V. It also has a peak current capability of 800A.

  3. How does V47ZA05 function in technical solutions?

    • V47ZA05 acts as a voltage-clamping device, meaning it limits the voltage across a circuit by diverting excess current when the voltage exceeds a certain threshold.

  4. In what applications is V47ZA05 commonly used?

    • V47ZA05 is often employed in power supplies, telecommunications equipment, industrial controls, and consumer electronics to safeguard against transient voltage spikes.

  5. What are the advantages of using V47ZA05 in technical solutions?

    • V47ZA05 provides effective overvoltage protection, has fast response times, and can handle high surge currents, making it suitable for various applications.

  6. How should V47ZA05 be connected in a circuit?

    • V47ZA05 should be connected in parallel with the load or component that needs protection, ensuring that it can shunt excess voltage away from the protected circuit.

  7. What are the temperature considerations for V47ZA05?

    • V47ZA05 operates within a specified temperature range, typically from -40°C to +85°C, and its performance may vary outside of this range.

  8. Can V47ZA05 be used in automotive applications?

    • Yes, V47ZA05 is suitable for automotive electronics to safeguard against voltage transients and surges that can occur in vehicle electrical systems.

  9. Are there any reliability concerns with V47ZA05?

    • V47ZA05 is designed for reliable operation, but it's important to ensure proper derating and consider environmental factors to maintain its long-term performance.

  10. How can V47ZA05 be tested for functionality?

    • V47ZA05 can be tested using standard surge tests, such as applying voltage transients and verifying that the varistor clamps the voltage within the specified limits.

Please let me know if you need further information on any of these questions!