Microsemi Corporation
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MXP4KE43A
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MXP4KE43A Product Overview

Introduction

The MXP4KE43A is a high-performance electronic component designed for use in various applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Component
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: Axial-leaded package
  • Essence: Transient Voltage Suppressor (TVS) diode
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies based on supplier

Specifications

  • Peak Power Dissipation: 4000W
  • Breakdown Voltage: 43V
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C
  • Lead Material: Tin-plated, solderable per MIL-STD-750, Method 2026

Detailed Pin Configuration

The MXP4KE43A has an axial-leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage transients by diverting excessive current away from sensitive components.
  • Fast Response Time: Rapidly responds to transient voltage spikes, safeguarding connected circuits.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low clamping voltage
  • Fast response time
  • Reliable protection against voltage transients

Disadvantages

  • Sensitive to improper handling during installation
  • Limited breakdown voltage range

Working Principles

The MXP4KE43A operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the TVS diode rapidly conducts, diverting excess current away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to downstream components.

Detailed Application Field Plans

The MXP4KE43A is widely used in various electronic systems requiring protection against voltage transients, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring similar transient voltage suppression capabilities, alternative models to consider include: - MXP4KE36A - MXP4KE51A - MXP4KE62A - MXP4KE78A

In summary, the MXP4KE43A is a reliable TVS diode offering robust transient voltage protection for a wide range of electronic applications.

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  1. What is MXP4KE43A?

    • MXP4KE43A is a type of transient voltage suppressor diode used to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum voltage rating for MXP4KE43A?

    • The maximum voltage rating for MXP4KE43A is 36.8V.

  3. What is the peak pulse power dissipation of MXP4KE43A?

    • The peak pulse power dissipation of MXP4KE43A is typically 400W.

  4. What are the typical applications of MXP4KE43A?

    • MXP4KE43A is commonly used in surge protection for telecommunications equipment, automotive electronics, industrial controls, and consumer electronics.

  5. What is the response time of MXP4KE43A to voltage transients?

    • The response time of MXP4KE43A to voltage transients is very fast, typically in the nanosecond range.

  6. Is MXP4KE43A RoHS compliant?

    • Yes, MXP4KE43A is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  7. Can MXP4KE43A be used for overvoltage protection in power supply circuits?

    • Yes, MXP4KE43A can be used for overvoltage protection in power supply circuits to safeguard sensitive components from voltage surges.

  8. What is the operating temperature range of MXP4KE43A?

    • The operating temperature range of MXP4KE43A is typically -55°C to 175°C.

  9. Does MXP4KE43A require any external components for proper operation?

    • No, MXP4KE43A does not require any external components for proper operation as it is a standalone transient voltage suppressor diode.

  10. Are there any specific layout considerations when using MXP4KE43A in a circuit?

    • It is recommended to minimize the length of the traces connecting MXP4KE43A to the protected circuit and to ensure a low impedance path to ground for optimal performance.