Taiwan Semiconductor Corporation
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P4KE120A R0G
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P4KE120A R0G

Introduction

The P4KE120A R0G belongs to the category of transient voltage suppressor diodes. This entry provides a comprehensive overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the P4KE120A R0G.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-41
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Tape & Reel, 5000 units per reel

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 120V
  • Clamping Voltage: 193V at 1A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE120A R0G has a standard DO-41 package with two leads. The anode is connected to one lead, and the cathode is connected to the other lead.

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage transients by diverting excess current away from sensitive components.
  • Fast Response Time: Reacts quickly to transient voltage spikes, minimizing the risk of damage to connected devices.
  • Low Clamping Voltage: Limits the voltage across the protected circuit during transient events, reducing the risk of overvoltage damage.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement in circuit design

Working Principles

The P4KE120A R0G operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode enters a high-conductance state, diverting excess current away from the protected circuit. This action limits the voltage across the circuit, safeguarding sensitive components.

Detailed Application Field Plans

The P4KE120A R0G is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P4KE6.8A R0G: Breakdown Voltage: 6.8V, Peak Power Dissipation: 400W
  • P4KE15A R0G: Breakdown Voltage: 15V, Peak Power Dissipation: 400W
  • P4KE30A R0G: Breakdown Voltage: 30V, Peak Power Dissipation: 400W
  • P4KE200A R0G: Breakdown Voltage: 200V, Peak Power Dissipation: 400W

In conclusion, the P4KE120A R0G transient voltage suppressor diode offers effective protection against voltage transients in various electronic applications. Its fast response time, low clamping voltage, and high surge current capability make it a valuable component in safeguarding sensitive circuits.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением P4KE120A R0G в технических решениях.

Sure, here are 10 common questions and answers related to the application of P4KE120A R0G in technical solutions:

  1. What is the maximum peak pulse power dissipation of P4KE120A R0G?

    • The maximum peak pulse power dissipation is 400W for a 10/1000μs waveform.

  2. What is the breakdown voltage of P4KE120A R0G?

    • The breakdown voltage is 108V minimum and 120V maximum at 1mA.

  3. What is the typical clamping voltage of P4KE120A R0G?

    • The typical clamping voltage is 146V at 10A.

  4. What is the operating temperature range of P4KE120A R0G?

    • The operating temperature range is -55°C to +175°C.

  5. What is the peak pulse current capability of P4KE120A R0G?

    • The peak pulse current capability is 6.5A for an 8/20μs waveform.

  6. What is the package type of P4KE120A R0G?

    • The package type is DO-41.

  7. Is P4KE120A R0G RoHS compliant?

    • Yes, P4KE120A R0G is RoHS compliant.

  8. What are the typical applications of P4KE120A R0G?

    • P4KE120A R0G is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial controls, and consumer electronics.

  9. Does P4KE120A R0G require a heat sink for normal operation?

    • No, P4KE120A R0G does not require a heat sink for normal operation.

  10. What are the key features of P4KE120A R0G?

    • Some key features include low incremental surge resistance, fast response time, and high reliability with a glass passivated junction.