Littelfuse Inc.
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5KP78A-HR

5KP78A-HR Product Overview

Introduction

The 5KP78A-HR is a high-performance electronic component designed for use in various electrical and electronic applications. This entry provides an in-depth overview of the product, including its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Component
  • Use: Surge Protection
  • Characteristics: High Power Handling, Fast Response Time
  • Package: Axial Lead
  • Essence: Protects Against Voltage Surges
  • Packaging/Quantity: Bulk Packaging, Quantity Varies

Specifications

  • Model: 5KP78A-HR
  • Peak Pulse Power: 5000W
  • Breakdown Voltage: 78V
  • Operating Temperature: -55°C to +175°C
  • Mounting Type: Through Hole
  • Polarity: Unidirectional

Detailed Pin Configuration

The 5KP78A-HR features an axial lead package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Surge Protection: Provides robust protection against voltage surges.
  • Fast Response Time: Rapidly responds to transient overvoltage conditions.

Advantages and Disadvantages

Advantages

  • High Power Handling Capacity
  • Fast Response Time
  • Wide Operating Temperature Range

Disadvantages

  • Unidirectional Protection Only
  • Bulk Packaging may not be suitable for all applications

Working Principles

The 5KP78A-HR operates based on the principle of avalanche breakdown, where it rapidly clamps transient overvoltages by diverting excess current away from sensitive components.

Detailed Application Field Plans

The 5KP78A-HR is commonly used in the following applications: - Power Supplies - Industrial Equipment - Automotive Electronics - Telecommunications Systems

Detailed and Complete Alternative Models

For applications requiring similar surge protection capabilities, alternative models include: - 5KP Series (e.g., 5KP85A-HR) - P6KE Series (e.g., P6KE100A)

In conclusion, the 5KP78A-HR is a reliable electronic component that offers robust surge protection and fast response times, making it suitable for a wide range of applications across various industries.

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기술 솔루션에 5KP78A-HR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure, here are 10 common questions and answers related to the application of 5KP78A-HR in technical solutions:

  1. What is the voltage rating of 5KP78A-HR?

    • The voltage rating of 5KP78A-HR is 78V.

  2. What is the maximum peak pulse current it can handle?

    • It can handle a maximum peak pulse current of 5000W at 10/1000μs.

  3. Is 5KP78A-HR suitable for surge protection in power supply units?

    • Yes, 5KP78A-HR is commonly used for surge protection in power supply units due to its high power handling capability.

  4. Can 5KP78A-HR be used for overvoltage protection in communication equipment?

    • Absolutely, 5KP78A-HR is often employed for overvoltage protection in communication equipment such as routers and switches.

  5. What is the response time of 5KP78A-HR during a transient event?

    • The response time of 5KP78A-HR is very fast, typically responding within nanoseconds to transient events.

  6. Does 5KP78A-HR require any heat sinking for normal operation?

    • Yes, for continuous or repetitive use at the full power rating, heat sinking is recommended to maintain optimal performance.

  7. Can 5KP78A-HR be used in automotive electronics for ESD protection?

    • Yes, 5KP78A-HR is suitable for ESD protection in automotive electronics due to its robustness and reliability.

  8. What is the operating temperature range of 5KP78A-HR?

    • The operating temperature range of 5KP78A-HR is typically -55°C to +175°C.

  9. Is 5KP78A-HR RoHS compliant?

    • Yes, 5KP78A-HR is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  10. Can 5KP78A-HR be used in solar power systems for lightning protection?

    • Yes, 5KP78A-HR is commonly utilized in solar power systems for lightning protection due to its high energy handling capability.

I hope these questions and answers provide you with the information you need for the application of 5KP78A-HR in technical solutions. If you have any further questions, feel free to ask!