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P4KE39A
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P4KE39A - Diode Encyclopedia Entry

Introduction

The P4KE39A is a diode belonging to the category of transient voltage suppressor (TVS) diodes. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the P4KE39A diode.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: DO-41 or similar package
  • Essence: Provides overvoltage protection to sensitive electronic components
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Voltage Rating: 39V
  • Peak Pulse Power: 400W
  • Breakdown Voltage: 43.6V
  • Clamping Voltage: 77.4V at 5.1A
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The P4KE39A diode typically has two leads with a standard DO-41 package. The anode is connected to the positive terminal, and the cathode is connected to the negative terminal.

Functional Features

  • Transient Voltage Suppression: Protects sensitive electronic components from voltage spikes and transients.
  • Fast Response Time: Quickly clamps excessive voltages to protect downstream circuitry.
  • High Surge Capability: Can withstand large transient currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge capability

Disadvantages

  • Clamping voltage may be relatively high for some applications
  • Requires careful consideration of placement in circuit design to maximize effectiveness

Working Principles

The P4KE39A diode operates by diverting excess transient current away from sensitive components when the voltage exceeds the breakdown voltage. It effectively clamps the voltage to a safe level, protecting the circuit from damage.

Detailed Application Field Plans

The P4KE39A diode finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the P4KE39A diode include: - P4KE6.8A - P4KE10A - P4KE15A - P4KE24A - P4KE33A

In conclusion, the P4KE39A diode is a crucial component in providing overvoltage protection to sensitive electronic circuits, offering fast response times and high surge capabilities. Its effective transient voltage suppression makes it an essential part of various electronic systems across different industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE39A v technických řešeních

  1. What is P4KE39A?

    • P4KE39A is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of P4KE39A?

    • The maximum peak pulse power of P4KE39A is typically 400 watts.

  3. What is the breakdown voltage of P4KE39A?

    • The breakdown voltage of P4KE39A is 39 volts.

  4. How does P4KE39A protect electronic circuits?

    • P4KE39A clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  5. In what applications can P4KE39A be used?

    • P4KE39A is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems.

  6. What are the operating temperature range and storage temperature range for P4KE39A?

    • The operating temperature range for P4KE39A is typically -55°C to +175°C, and the storage temperature range is -55°C to +175°C.

  7. Is P4KE39A RoHS compliant?

    • Yes, P4KE39A is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the package type of P4KE39A?

    • P4KE39A is available in a DO-41 package, which is a widely used axial leaded package.

  9. Can P4KE39A be used for surge protection in consumer electronics?

    • Yes, P4KE39A can be used for surge protection in consumer electronics such as TVs, computers, and home appliances.

  10. What are the key specifications to consider when selecting P4KE39A for a specific application?

    • When selecting P4KE39A, key specifications to consider include breakdown voltage, peak pulse power, response time, and operating temperature range.