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P4KE18A-B
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P4KE18A-B

Introduction

The P4KE18A-B belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P4KE18A-B is designed to provide effective protection for a wide range of electronic devices and circuits.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: Axial leaded, DO-41 package
  • Essence: Safeguarding electronic components from voltage surges
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 16.7V to 18.5V
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C
  • Forward Voltage: 3.5V at 1A
  • Reverse Standoff Voltage: 15.3V to 17.1V

Detailed Pin Configuration

The P4KE18A-B typically has two leads, with the anode connected to one lead and the cathode connected to the other. The pin configuration follows the standard axial leaded diode layout.

Functional Features

  • Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels
  • Low Clamping Voltage: Provides effective protection for sensitive electronics
  • Fast Response Time: Reacts quickly to voltage spikes, minimizing potential damage

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Low clamping voltage ensures minimal impact on protected circuits
  • Fast response time enhances overall system reliability

Disadvantages

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

Working Principles

The P4KE18A-B operates by diverting excessive transient current away from sensitive components when a voltage spike occurs. This action effectively limits the voltage across the protected load, preventing damage.

Detailed Application Field Plans

The P4KE18A-B is widely used in various applications, including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P4KE6.8A-B: Lower breakdown voltage variant
  • P4KE30A-B: Higher breakdown voltage variant
  • P4KE18CA-B: Closest alternative with similar specifications

In conclusion, the P4KE18A-B transient voltage suppressor diode offers reliable protection against voltage spikes and transients, making it an essential component in numerous electronic systems.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van P4KE18A-B in technische oplossingen

  1. What is P4KE18A-B?

    • P4KE18A-B 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 P4KE18A-B?

    • The maximum peak pulse power of P4KE18A-B is 400 watts.

  3. What is the breakdown voltage of P4KE18A-B?

    • The breakdown voltage of P4KE18A-B is 16.7V.

  4. What are the typical applications of P4KE18A-B?

    • P4KE18A-B is commonly used in surge protection for sensitive electronics, such as in power supplies, communication equipment, and automotive electronics.

  5. What is the operating temperature range of P4KE18A-B?

    • The operating temperature range of P4KE18A-B is -55°C to +175°C.

  6. How does P4KE18A-B provide transient voltage suppression?

    • P4KE18A-B clamps the voltage across the protected circuit when a transient event occurs, diverting excess current away from sensitive components.

  7. Is P4KE18A-B suitable for high-speed data lines?

    • Yes, P4KE18A-B is suitable for protecting high-speed data lines from voltage transients.

  8. What is the packaging type of P4KE18A-B?

    • P4KE18A-B is available in a DO-41 package.

  9. Does P4KE18A-B meet any specific industry standards?

    • P4KE18A-B is typically compliant with industry standards such as RoHS and REACH.

  10. Can P4KE18A-B be used in automotive applications?

    • Yes, P4KE18A-B is suitable for use in automotive electronics for transient voltage protection.