Microsemi Corporation
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MXP5KE78A
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MXP5KE78A Product Overview

Introduction

The MXP5KE78A is a high-performance transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. This entry provides a comprehensive overview of the MXP5KE78A, including its product details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage transients induced by lightning, inductive load switching, and electrostatic discharge
  • Characteristics: High performance, fast response time, low clamping voltage
  • Package: DO-204AE (DO-15)
  • Essence: Silicon TVS Diode
  • Packaging/Quantity: Tape & Reel, 500 units per reel

Specifications

  • Peak Pulse Power: 5000W
  • Breakdown Voltage Range: 64.1V to 71V
  • Operating Temperature Range: -55°C to 175°C
  • Reverse Standoff Voltage: 56.1V
  • Maximum Clamping Voltage: 91.4V at 77.8A
  • RoHS Compliant: Yes

Detailed Pin Configuration

The MXP5KE78A follows the standard DO-15 package configuration with two leads.

Functional Features

  • Fast response time
  • Low clamping voltage
  • High surge capability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Provides robust protection against transient voltage events
  • Fast response time ensures minimal damage to protected circuits
  • RoHS compliance for environmental sustainability

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The MXP5KE78A operates by diverting excess current away from sensitive electronic components when a transient voltage event occurs. It rapidly clamps the voltage to a safe level, protecting downstream components from damage.

Detailed Application Field Plans

The MXP5KE78A is widely used in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • MXP5KE76A
  • MXP5KE80A
  • MXP5KE82A

In summary, the MXP5KE78A transient voltage suppressor diode offers high-performance protection against voltage transients, making it an essential component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MXP5KE78A v technických řešeních

  1. What is MXP5KE78A?

    • MXP5KE78A is a type of transient voltage suppressor diode used to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum clamping voltage of MXP5KE78A?

    • The maximum clamping voltage of MXP5KE78A is typically 124 volts at 10 amperes.

  3. What is the peak pulse power dissipation of MXP5KE78A?

    • The peak pulse power dissipation of MXP5KE78A is around 5000 watts for a 10/1000μs waveform.

  4. What are the typical applications of MXP5KE78A?

    • MXP5KE78A is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the breakdown voltage of MXP5KE78A?

    • The breakdown voltage of MXP5KE78A is typically 78 volts.

  6. What is the operating temperature range of MXP5KE78A?

    • The operating temperature range of MXP5KE78A is usually between -55°C to +175°C.

  7. How does MXP5KE78A provide overvoltage protection?

    • MXP5KE78A diverts excessive current away from sensitive components by clamping the voltage during transient events, thus protecting the circuit from damage.

  8. Can MXP5KE78A be used in high-speed data lines?

    • Yes, MXP5KE78A can be used in high-speed data lines to protect against voltage surges and transients.

  9. What is the response time of MXP5KE78A?

    • The response time of MXP5KE78A is very fast, typically in the nanosecond range, providing quick protection against voltage spikes.

  10. Is MXP5KE78A RoHS compliant?

    • Yes, MXP5KE78A is typically RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive for environmental safety.