Littelfuse Inc.
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V18ZA20P
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V18ZA20P

Product Overview

Category

V18ZA20P belongs to the category of varistors, which are electronic components used for voltage clamping and transient surge protection.

Use

The V18ZA20P varistor is commonly used in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

  • Voltage clamping capability
  • Transient surge protection
  • Fast response time
  • High energy absorption capacity

Package

The V18ZA20P varistor is typically housed in a disc-shaped package made of a fire-retardant material for safety.

Essence

The essence of the V18ZA20P varistor lies in its ability to limit excessive voltage and protect electronic devices from damage due to transient surges.

Packaging/Quantity

The V18ZA20P varistor is usually packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Allowable Voltage: 18V
  • Peak Current Capability: 20A
  • Energy Absorption: 360J
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 1000pF

Detailed Pin Configuration

The V18ZA20P varistor has two leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Voltage clamping at 18V
  • Rapid response to transient surges
  • High energy absorption capacity
  • Low leakage current

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Wide operating temperature range
  • Compact size for easy integration into circuits

Disadvantages

  • Limited maximum allowable voltage
  • Requires careful consideration of placement in the circuit for optimal performance

Working Principles

The V18ZA20P varistor operates based on the principle of non-linear resistance, where its resistance decreases as the applied voltage increases, thereby diverting excess current away from sensitive components.

Detailed Application Field Plans

The V18ZA20P varistor finds applications in various electronic systems, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to V18ZA20P include: - V14ZA20P - V20ZA20P - V18ZA25P - V18ZA14P

In conclusion, the V18ZA20P varistor is a crucial component in electronic circuits, providing essential transient surge protection and voltage clamping capabilities. Its characteristics, specifications, and functional features make it a valuable asset in safeguarding electronic devices from potential damage caused by voltage spikes and surges.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van V18ZA20P in technische oplossingen

  1. What is V18ZA20P?

    • V18ZA20P 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 is the maximum voltage rating of V18ZA20P?

    • The maximum voltage rating of V18ZA20P is 18V.

  3. What is the peak current capability of V18ZA20P?

    • The peak current capability of V18ZA20P is typically around 100A.

  4. How does V18ZA20P protect electronic circuits?

    • V18ZA20P protects electronic circuits by rapidly changing its resistance in response to changes in voltage, thereby diverting excess current away from sensitive components.

  5. What are the typical applications of V18ZA20P?

    • V18ZA20P is commonly used in power supplies, telecommunication equipment, industrial controls, and consumer electronics to provide overvoltage protection.

  6. Is V18ZA20P suitable for use in automotive applications?

    • Yes, V18ZA20P can be used in automotive applications to protect sensitive electronic systems from voltage spikes and surges.

  7. What is the operating temperature range of V18ZA20P?

    • The operating temperature range of V18ZA20P is typically between -40°C to +85°C.

  8. Can V18ZA20P be used in conjunction with other protective components?

    • Yes, V18ZA20P can be used in combination with other protective components such as fuses, transient voltage suppressors, and diodes to create comprehensive protection solutions.

  9. Does V18ZA20P require any special mounting considerations?

    • V18ZA20P should be mounted on a heat sink or a metal surface to dissipate heat generated during overvoltage events.

  10. Where can I find detailed specifications and application notes for V18ZA20P?

    • Detailed specifications and application notes for V18ZA20P can be found in the manufacturer's datasheet or technical documentation.