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P4KE68-B
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P4KE68-B

Introduction

The P4KE68-B belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect electronic circuits from voltage spikes and transients. The P4KE68-B is designed to provide effective protection for sensitive electronic components by diverting excessive voltage away from the circuit.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge capability
  • Package: DO-41
  • Essence: Provides overvoltage protection for electronic circuits
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 61.1V to 67.7V
  • Operating Temperature Range: -55°C to 175°C
  • Forward Voltage Drop: 3.5V at 5A
  • Reverse Standoff Voltage: 55V

Detailed Pin Configuration

The P4KE68-B typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to a safe level
  • Fast Response Time: Rapid reaction to voltage spikes
  • Low Clamping Voltage: Limits the voltage across the protected circuit

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive protection

Working Principles

When a voltage spike occurs, the P4KE68-B conducts current and diverts the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The P4KE68-B is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P6KE68CA: Similar specifications and performance
  • 1.5KE68A: Higher power dissipation capability
  • SA68CA: Lower clamping voltage

In conclusion, the P4KE68-B transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it an essential component in numerous electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE68-B v technických řešeních

  1. What is P4KE68-B?

    • P4KE68-B is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum voltage rating for P4KE68-B?

    • The maximum voltage rating for P4KE68-B is 68 volts.

  3. What is the peak pulse power handling capability of P4KE68-B?

    • P4KE68-B has a peak pulse power handling capability of typically 400 watts.

  4. How does P4KE68-B protect electronic circuits?

    • P4KE68-B clamps the voltage across the circuit it is protecting by diverting excess current away from sensitive components, thus preventing damage from voltage spikes.

  5. In what applications is P4KE68-B commonly used?

    • P4KE68-B is commonly used in power supplies, communication equipment, automotive electronics, and other systems where protection against voltage transients is necessary.

  6. What are the key features of P4KE68-B?

    • Some key features of P4KE68-B include its fast response time, low clamping voltage, and high surge capability.

  7. What is the operating temperature range for P4KE68-B?

    • P4KE68-B typically operates within a temperature range of -55°C to 175°C.

  8. How should P4KE68-B be installed in a circuit?

    • P4KE68-B should be installed in parallel with the circuit being protected, with proper attention to polarity and mounting considerations.

  9. What are the failure modes of P4KE68-B?

    • P4KE68-B can fail due to prolonged exposure to overvoltage conditions or excessive current, leading to degradation or catastrophic failure.

  10. Are there any alternatives to P4KE68-B for transient voltage suppression?

    • Yes, there are alternative transient voltage suppressor diodes available with different voltage ratings, power handling capabilities, and response times that may be suitable for specific applications.