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VDRS20W075BSE
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VDRS20W075BSE

Product Overview

Category

The VDRS20W075BSE belongs to the category of Voltage Dependent Resistors (VDRs), also known as varistors.

Use

It is used for transient voltage suppression and surge protection in electronic circuits.

Characteristics

  • Non-linear resistance with respect to voltage
  • High energy absorption capability
  • Fast response time
  • Wide operating temperature range

Package

The VDRS20W075BSE is typically available in a cylindrical package.

Essence

The essence of the VDRS20W075BSE lies in its ability to protect sensitive electronic components from voltage surges and transients.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 75V
  • Power Rating: 20W
  • Operating Temperature Range: -40°C to 85°C
  • Tolerance: ±10%

Detailed Pin Configuration

The VDRS20W075BSE typically has two leads for connection in a circuit. The pin configuration may vary based on the manufacturer's design, and it is important to refer to the datasheet for specific details.

Functional Features

  • Transient voltage suppression
  • Surge protection
  • Fast response to voltage spikes
  • High energy absorption capacity

Advantages

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

Disadvantages

  • Non-linear behavior can introduce harmonic distortion in some applications
  • Limited lifespan under repeated high-energy transient events

Working Principles

The VDRS20W075BSE operates based on the principle of Zener breakdown, where its non-linear resistance decreases sharply when subjected to voltage above its threshold, thereby diverting excess current away from sensitive components.

Detailed Application Field Plans

The VDRS20W075BSE finds application in various electronic systems including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • VDRS14W050BSE
  • VDRS30W100BSE
  • VDRS25W080BSE

In conclusion, the VDRS20W075BSE is a crucial component in protecting electronic circuits from voltage surges and transients, offering effective transient voltage suppression and surge protection. Its characteristics, specifications, and working principles make it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací VDRS20W075BSE v technických řešeních

Sure, here are 10 common questions and answers related to the application of VDRS20W075BSE in technical solutions:

  1. What is the VDRS20W075BSE?

    • The VDRS20W075BSE is a voltage-dependent resistor (VDR) with a 20mm disc diameter, 75V rated voltage, and B-type nonlinear voltage-current characteristics.

  2. What are the typical applications of VDRS20W075BSE?

    • The VDRS20W075BSE is commonly used for overvoltage protection in power supplies, surge protectors, and electronic equipment.

  3. How does VDRS20W075BSE provide overvoltage protection?

    • When the voltage across the VDR exceeds its rated voltage, it rapidly changes from a high-resistance state to a low-resistance state, effectively diverting excess voltage away from sensitive components.

  4. What is the maximum energy absorption capability of VDRS20W075BSE?

    • The VDRS20W075BSE can absorb transient energy up to a specified joule rating, typically around 20-30J.

  5. Can VDRS20W075BSE be used in AC circuits?

    • Yes, VDRS20W075BSE can be used in both AC and DC circuits for overvoltage protection.

  6. What is the temperature range for VDRS20W075BSE?

    • The VDRS20W075BSE typically operates within a temperature range of -40°C to +85°C.

  7. Is VDRS20W075BSE suitable for automotive applications?

    • Yes, VDRS20W075BSE is suitable for automotive applications where overvoltage protection is required.

  8. Can VDRS20W075BSE be used in combination with other protective devices?

    • Yes, VDRS20W075BSE can be used in conjunction with varistors, gas discharge tubes, and other protective devices for enhanced overvoltage protection.

  9. What are the mounting options for VDRS20W075BSE?

    • VDRS20W075BSE can be mounted using through-hole or surface mount techniques, depending on the specific package type.

  10. Are there any reliability certifications for VDRS20W075BSE?

    • Yes, VDRS20W075BSE may have certifications such as UL, CSA, or TUV to ensure reliability and compliance with industry standards.