Vishay Semiconductor Diodes Division
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5KP90AHE3/54
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5KP90AHE3/54 Product Overview

Introduction

The 5KP90AHE3/54 is a high-performance transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 5KP90AHE3/54, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients induced by lightning and other transient voltage events
  • Characteristics: High performance, reliable protection, low clamping voltage
  • Package: DO-201AD (SMA), SMB, SMC, and R-6
  • Essence: Silicon Transient Voltage Suppressor
  • Packaging/Quantity: Available in various packaging options, typically supplied in reels or tubes

Specifications

  • Peak Power Dissipation: 5000W
  • Breakdown Voltage Range: 85V to 94V
  • Maximum Clamping Voltage: 137V at 77.8A
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 5KP90AHE3/54 is available in various package types, each with its specific pin configuration. Refer to the manufacturer's datasheet for detailed pin configuration based on the selected package type.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltages
  • Fast Response Time: Rapid reaction to transient events
  • Low Leakage Current: Minimal current flow under normal operating conditions

Advantages and Disadvantages

Advantages

  • High peak power dissipation capability
  • Low clamping voltage
  • Wide operating temperature range

Disadvantages

  • Relatively large physical size compared to some other transient voltage suppressor diodes
  • Higher cost compared to standard diodes

Working Principles

The 5KP90AHE3/54 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a transient overvoltage condition, thereby diverting the excessive energy away from the protected circuitry.

Detailed Application Field Plans

The 5KP90AHE3/54 is commonly used in various applications requiring robust transient voltage protection, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 5KP85AHE3/54
  • 5KP100AHE3/54
  • 5KP110AHE3/54
  • 5KP120AHE3/54
  • 5KP130AHE3/54

In summary, the 5KP90AHE3/54 transient voltage suppressor diode offers high-performance protection against transient voltage events, making it an essential component in safeguarding sensitive electronic equipment across various industries.

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技術ソリューションにおける 5KP90AHE3/54 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the maximum voltage rating of 5KP90AHE3/54?

    • The maximum voltage rating of 5KP90AHE3/54 is 77.4V.

  2. What is the peak pulse power dissipation of 5KP90AHE3/54?

    • The peak pulse power dissipation of 5KP90AHE3/54 is 5000W.

  3. What are the typical applications for 5KP90AHE3/54?

    • Typical applications for 5KP90AHE3/54 include surge protection in electronic equipment, telecommunications systems, and industrial automation.

  4. What is the breakdown voltage of 5KP90AHE3/54?

    • The breakdown voltage of 5KP90AHE3/54 is 100V.

  5. What is the maximum clamping voltage of 5KP90AHE3/54?

    • The maximum clamping voltage of 5KP90AHE3/54 is 146V.

  6. Is 5KP90AHE3/54 suitable for overvoltage protection in power supply units?

    • Yes, 5KP90AHE3/54 is suitable for overvoltage protection in power supply units due to its high power dissipation capability.

  7. Can 5KP90AHE3/54 be used for transient voltage suppression in automotive electronics?

    • Yes, 5KP90AHE3/54 can be used for transient voltage suppression in automotive electronics to protect sensitive components from voltage spikes.

  8. What is the response time of 5KP90AHE3/54 during a transient event?

    • The response time of 5KP90AHE3/54 is very fast, typically in the nanosecond range, providing quick protection against voltage transients.

  9. Does 5KP90AHE3/54 require heat sinking in high-power applications?

    • Yes, in high-power applications, it is recommended to use heat sinking with 5KP90AHE3/54 to ensure proper thermal management.

  10. Are there any specific layout considerations when using 5KP90AHE3/54 in a circuit?

    • It is important to minimize the length and impedance of the connections to 5KP90AHE3/54 and to provide a low-inductance path to the ground for optimal performance.