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VDRH20X320BSE

VDRH20X320BSE Encyclopedia Entry

Product Overview

The VDRH20X320BSE belongs to the category of voltage-dependent resistors (VDRs) and is commonly used for surge protection in electronic circuits. These resistors are characterized by their ability to rapidly change resistance in response to changes in voltage, thereby protecting sensitive components from transient overvoltage conditions. The VDRH20X320BSE is typically packaged individually and is available in various quantities to suit different application requirements.

Basic Information

  • Category: Voltage-Dependent Resistor (VDR)
  • Use: Surge protection in electronic circuits
  • Characteristics: Rapid resistance change in response to voltage fluctuations
  • Package: Individual packaging
  • Essence: Protection against transient overvoltage conditions
  • Packaging/Quantity: Available in various quantities

Specifications

  • Model: VDRH20X320BSE
  • Maximum Voltage: 320V
  • Nominal Diameter: 20mm
  • Operating Temperature Range: -40°C to 85°C
  • Maximum Surge Current: 10kA

Detailed Pin Configuration

The VDRH20X320BSE features a standard radial lead configuration with two leads for easy integration into circuit designs. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Rapid response to voltage surges
  • High surge current handling capability
  • Stable performance across a wide temperature range

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Wide operating temperature range
  • High surge current rating

Disadvantages

  • Limited to surge protection applications
  • Requires careful consideration of voltage ratings for specific applications

Working Principles

The VDRH20X320BSE operates based on the principle of nonlinear resistance, where its resistance decreases significantly when subjected to overvoltage conditions. This rapid decrease in resistance diverts excess current away from sensitive components, thereby protecting them from damage.

Detailed Application Field Plans

The VDRH20X320BSE finds extensive use in various electronic systems requiring surge protection, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring similar surge protection capabilities, alternative models to consider include: - VDRH18X300BSE - VDRH22X330BSE - VDRH25X350BSE

In conclusion, the VDRH20X320BSE offers effective surge protection for electronic circuits, making it an essential component in safeguarding sensitive equipment from transient overvoltage conditions.

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  1. What is VDRH20X320BSE?

    • VDRH20X320BSE is a high-performance voltage-dependent resistor (VDR) designed for use in technical solutions to protect electronic circuits from overvoltage conditions.
  2. What is the maximum voltage rating of VDRH20X320BSE?

    • The maximum voltage rating of VDRH20X320BSE is 320V.
  3. What is the typical application of VDRH20X320BSE?

    • VDRH20X320BSE is commonly used in surge protection devices, power supplies, and electronic equipment to suppress transient overvoltage events.
  4. How does VDRH20X320BSE provide overvoltage protection?

    • VDRH20X320BSE exhibits a high resistance at normal operating voltages but rapidly decreases its resistance when subjected to overvoltage, effectively diverting excess current away from sensitive components.
  5. What is the response time of VDRH20X320BSE to overvoltage events?

    • VDRH20X320BSE has a fast response time, typically within nanoseconds, to clamp the voltage and limit the energy of transient surges.
  6. Can VDRH20X320BSE be used in automotive applications?

    • Yes, VDRH20X320BSE is suitable for automotive electronics to protect against voltage spikes and load dump events.
  7. What are the environmental specifications of VDRH20X320BSE?

    • VDRH20X320BSE is designed to meet industry standards for temperature range, humidity, and reliability, making it suitable for various operating environments.
  8. Is VDRH20X320BSE RoHS compliant?

    • Yes, VDRH20X320BSE is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring it meets environmental regulations.
  9. Can VDRH20X320BSE be used in telecommunications equipment?

    • Yes, VDRH20X320BSE is commonly employed in telecommunications infrastructure to safeguard sensitive circuitry from voltage transients.
  10. What are the recommended mounting and soldering guidelines for VDRH20X320BSE?

    • VDRH20X320BSE should be mounted close to the protected circuit and soldered using appropriate techniques to ensure reliable performance under stress conditions.