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V120ZA4
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V120ZA4

Product Overview

Category

V120ZA4 belongs to the category of metal oxide varistors (MOVs).

Use

It is used as a voltage-dependent resistor to protect electrical circuits from overvoltage transients.

Characteristics

  • Fast response time
  • High surge current capability
  • Low leakage current
  • Wide operating voltage range

Package

The V120ZA4 is typically available in a disc-shaped package with leads for through-hole mounting.

Essence

The essence of V120ZA4 lies in its ability to rapidly limit excessive voltage spikes and protect sensitive electronic components.

Packaging/Quantity

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

Specifications

  • Maximum Allowable Voltage: 120V
  • Peak Current Capability: 4000A
  • Energy Rating: 2.5J
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The V120ZA4 typically has two leads for connection to the circuit. The pin configuration is as follows: 1. Anode (+) 2. Cathode (-)

Functional Features

  • Non-linear voltage-current characteristics
  • Rapid response to transient overvoltage events
  • Stable performance over a wide temperature range

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Reliable performance under varying conditions
  • Compact size for easy integration into circuit designs

Disadvantages

  • Limited lifespan after repeated exposure to high-energy transients
  • Susceptible to thermal runaway under extreme conditions

Working Principles

When an overvoltage event occurs, the V120ZA4 conducts current, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, safeguarding sensitive components.

Detailed Application Field Plans

Power Supplies

V120ZA4 can be employed in power supply units to shield them from voltage spikes caused by lightning or switching transients.

Telecommunications Equipment

In telecommunications systems, V120ZA4 can be utilized to protect sensitive equipment from voltage disturbances on the network.

Industrial Control Systems

Industrial control panels and automation equipment can benefit from the use of V120ZA4 to prevent damage due to power line disturbances.

Detailed and Complete Alternative Models

  • V130ZA4
  • V140ZA4
  • V150ZA4
  • V160ZA4

In conclusion, V120ZA4 serves as a crucial component in safeguarding electronic circuits from overvoltage events, offering reliable protection and performance across various applications.

Word Count: 423

기술 솔루션에 V120ZA4 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the V120ZA4?

    • The V120ZA4 is a metal oxide varistor (MOV) component used for transient voltage suppression in electronic circuits.

  2. What is the maximum voltage rating of the V120ZA4?

    • The V120ZA4 has a maximum voltage rating of 120V AC or 150V DC.

  3. What is the typical application of the V120ZA4?

    • The V120ZA4 is commonly used for overvoltage protection in power supplies, industrial equipment, and consumer electronics.

  4. What is the peak current capability of the V120ZA4?

    • The V120ZA4 has a peak current capability of 2500A.

  5. How does the V120ZA4 provide overvoltage protection?

    • The V120ZA4 clamps excessive voltage levels to protect sensitive components by diverting surge currents away from the protected circuit.

  6. What are the key features of the V120ZA4?

    • The V120ZA4 features fast response time, high surge current capability, and low leakage current.

  7. Can the V120ZA4 be used in outdoor applications?

    • Yes, the V120ZA4 is suitable for outdoor applications as it is designed to withstand environmental conditions.

  8. Is the V120ZA4 RoHS compliant?

    • Yes, the V120ZA4 is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  9. What is the operating temperature range of the V120ZA4?

    • The V120ZA4 can operate within a temperature range of -40°C to 85°C.

  10. Are there any recommended mounting and handling precautions for the V120ZA4?

    • It is recommended to follow proper ESD (electrostatic discharge) handling procedures and to mount the V120ZA4 securely to minimize mechanical stress on the component.