Vishay Semiconductor Diodes Division
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5KP43HE3/54
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5KP43HE3/54 Product Overview

Introduction

The 5KP43HE3/54 is a high-power transient voltage suppressor (TVS) diode designed to protect electronic circuits from voltage transients and spikes. This entry provides a comprehensive overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Components
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: High power handling capability, fast response time, low clamping voltage
  • Package: DO-201AD (DO-27)
  • Essence: TVS diode for surge protection
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Peak Pulse Power: 5000W
  • Standoff Voltage: 36.8V
  • Breakdown Voltage: 40.9V
  • Maximum Clamping Voltage: 58.9V
  • Operating Temperature Range: -55°C to 175°C
  • Compliance: RoHS and REACH compliant

Detailed Pin Configuration

The 5KP43HE3/54 TVS diode has a standard DO-27 package with two leads. The anode and cathode terminals are clearly marked for easy identification during installation.

Functional Features

  • Transient Voltage Suppression: Provides robust protection against voltage transients and surges.
  • Fast Response Time: Reacts quickly to transient events, safeguarding sensitive components.
  • Low Clamping Voltage: Limits the voltage across the protected circuit to prevent damage.

Advantages and Disadvantages

Advantages

  • High power handling capability
  • Fast response time
  • Low clamping voltage
  • RoHS and REACH compliant

Disadvantages

  • Sensitive to reverse polarity connection
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage spike occurs, the 5KP43HE3/54 TVS diode conducts current to divert the excess energy away from the protected circuit. By clamping the voltage to a safe level, it prevents damage to sensitive electronic components.

Detailed Application Field Plans

The 5KP43HE3/54 is widely used in various applications, including: - Power supplies - Industrial equipment - Automotive electronics - Telecommunications systems - Consumer electronics

Detailed and Complete Alternative Models

  • 5KP Series: Includes various voltage options for different application requirements (e.g., 5KP6.8A, 5KP10A, 5KP15A).
  • P6KE Series: Offers similar transient voltage suppression capabilities with different package styles and voltage ratings.

In conclusion, the 5KP43HE3/54 TVS diode is a reliable solution for protecting electronic circuits from voltage transients, offering high power handling, fast response, and low clamping voltage. Its wide range of applications and availability of alternative models make it a versatile choice for design engineers seeking robust surge protection solutions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 5KP43HE3/54 v technických řešeních

  1. What is the 5KP43HE3/54 component used for in technical solutions?

    • The 5KP43HE3/54 is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power dissipation of the 5KP43HE3/54?

    • The maximum peak pulse power dissipation of the 5KP43HE3/54 is 5000 watts.

  3. What is the breakdown voltage of the 5KP43HE3/54?

    • The breakdown voltage of the 5KP43HE3/54 is 43 volts.

  4. What are the typical applications of the 5KP43HE3/54 in technical solutions?

    • The 5KP43HE3/54 is commonly used in surge protection for power supplies, industrial equipment, automotive electronics, and telecommunications systems.

  5. What is the operating temperature range of the 5KP43HE3/54?

    • The 5KP43HE3/54 has an operating temperature range of -55°C to +175°C.

  6. What is the reverse stand-off voltage of the 5KP43HE3/54?

    • The reverse stand-off voltage of the 5KP43HE3/54 is 36.8 volts.

  7. Does the 5KP43HE3/54 meet any specific industry standards or certifications?

    • Yes, the 5KP43HE3/54 is typically compliant with industry standards such as AEC-Q101 for automotive applications and RoHS for environmental compliance.

  8. Can the 5KP43HE3/54 be used for ESD protection?

    • While the 5KP43HE3/54 is primarily designed for transient voltage suppression, it can also provide some level of ESD (electrostatic discharge) protection.

  9. What package type is the 5KP43HE3/54 available in?

    • The 5KP43HE3/54 is commonly available in a DO-201AD (DO-27) package.

  10. Are there any recommended layout or mounting considerations for the 5KP43HE3/54?

    • It is recommended to minimize lead lengths and keep traces short between the 5KP43HE3/54 and the circuit it is protecting to optimize its performance. Additionally, proper heat sinking may be required for high-power applications.