Littelfuse Inc.
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
V250LU40AP
자세히보기 데이터시트

V250LU40AP

Introduction

The V250LU40AP is a transient voltage suppressor (TVS) diode designed to protect electronic circuits from voltage transients. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Overview

  • Category: Electronic Component
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: Axial leaded
  • Essence: TVS diode for transient voltage protection
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Voltage - Reverse Standoff (Typ): 40V
  • Voltage - Breakdown (Min): 44.4V
  • Voltage - Clamping (Max) @ Ipp: 64.5V
  • Current - Peak Pulse (10/1000µs): 6.4A
  • Power - Peak Pulse: 250W
  • Type: Zener

Detailed Pin Configuration

The V250LU40AP has an axial leaded package with two leads. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Provides protection by diverting excessive current away from sensitive components during voltage transients.
  • Fast Response Time: Reacts quickly to transient events, minimizing the risk of damage to downstream circuitry.
  • High Surge Capability: Can withstand high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge capability

Disadvantages

  • Clamping voltage may be relatively high for some applications
  • Requires careful consideration of placement within the circuit to ensure optimal protection

Working Principles

The V250LU40AP operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, shunting the excess current away from the protected circuit. This action prevents the voltage from reaching levels that could damage sensitive components.

Detailed Application Field Plans

The V250LU40AP is commonly used in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: V300LU40AP
    • Similar specifications with higher power peak pulse rating
  • Alternative Model 2: V250LU50AP
    • Similar specifications with a higher clamping voltage

In summary, the V250LU40AP is a reliable TVS diode offering effective protection against voltage transients in a wide range of electronic applications. Its fast response time and high surge capability make it a valuable component in safeguarding sensitive circuits.

Word Count: 411

기술 솔루션에 V250LU40AP 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is V250LU40AP?

    • V250LU40AP is a type of varistor, specifically a metal oxide varistor (MOV), designed to protect electrical and electronic devices from voltage surges and transient overvoltage conditions.

  2. What are the key specifications of V250LU40AP?

    • V250LU40AP has a maximum allowable voltage of 250V, a peak current capability of 4000A, and a nominal varistor voltage of 395V.

  3. How does V250LU40AP function in technical solutions?

    • V250LU40AP acts as a voltage-dependent resistor, conducting current when exposed to overvoltage conditions, thereby diverting excess energy away from sensitive components.

  4. In what applications can V250LU40AP be used?

    • V250LU40AP is commonly employed in power supplies, industrial equipment, telecommunications systems, and consumer electronics to safeguard against voltage spikes and transients.

  5. What are the benefits of using V250LU40AP in technical solutions?

    • V250LU40AP provides reliable overvoltage protection, helps extend the lifespan of electronic devices, and contributes to overall system reliability.

  6. How should V250LU40AP be integrated into a circuit?

    • V250LU40AP should be connected in parallel with the load or device requiring protection, ensuring that it can effectively shunt excessive voltage away from sensitive components.

  7. What are the environmental considerations for V250LU40AP?

    • V250LU40AP is designed to meet industry standards for environmental compliance, including RoHS and REACH directives, making it suitable for use in environmentally conscious designs.

  8. Are there any temperature or humidity limitations for V250LU40AP?

    • V250LU40AP is typically rated for operation within a specified temperature range, such as -40°C to +85°C, and may have humidity resistance depending on the specific model.

  9. Can V250LU40AP be used in high-power applications?

    • V250LU40AP is suitable for protecting low to medium power circuits and devices, but for high-power applications, it's advisable to consult the manufacturer for appropriate varistor selection.

  10. What are the failure modes of V250LU40AP?

    • V250LU40AP can fail due to prolonged exposure to overvoltage conditions, excessive current, or mechanical stress. Monitoring its degradation over time is important for ensuring continued protection.

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