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P4KE18CA-B
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P4KE18CA-B

Introduction

The P4KE18CA-B is a transient voltage suppressor diode that belongs to the category of electronic components used for protecting sensitive electronic devices from voltage spikes and transients. This entry provides an overview of the P4KE18CA-B, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Components
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: DO-41
  • Essence: Transient voltage suppression
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Voltage Rating: 15.3V
  • Power Dissipation: 400W
  • Breakdown Voltage: 17.1V
  • Maximum Clamping Voltage: 27.4V
  • Peak Pulse Current: 9.2A
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE18CA-B has a standard DO-41 package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

  • Transient Voltage Suppression: Provides protection by diverting excessive current away from sensitive electronic components.
  • Fast Response Time: Reacts quickly to voltage spikes, minimizing the risk of damage to connected devices.
  • High Surge Capability: Can withstand large surges of current without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Limited to specific voltage ratings
  • May require additional components for comprehensive surge protection

Working Principles

The P4KE18CA-B operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode conducts and diverts excess current away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The P4KE18CA-B is commonly used in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P4KE6.8CA-B: Lower voltage rating (6.8V)
  • P4KE10CA-B: Intermediate voltage rating (10V)
  • P4KE30CA-B: Higher voltage rating (30V)

In summary, the P4KE18CA-B is a crucial component for protecting electronic circuits from voltage transients and spikes. Its fast response time, high surge capability, and compact design make it suitable for a wide range of applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE18CA-B v technických řešeních

  1. What is P4KE18CA-B?

    • P4KE18CA-B is a type of transient voltage suppressor diode used to protect electronic circuits from voltage spikes and transients.

  2. What are the key features of P4KE18CA-B?

    • P4KE18CA-B features a peak power dissipation of 400W, low clamping voltage, and fast response time.

  3. In what applications can P4KE18CA-B be used?

    • P4KE18CA-B is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems for surge protection.

  4. How does P4KE18CA-B provide surge protection?

    • P4KE18CA-B clamps the voltage during a transient event, diverting excess current away from sensitive components and preventing damage.

  5. What is the maximum working voltage of P4KE18CA-B?

    • The maximum working voltage of P4KE18CA-B is 15.3V.

  6. What is the operating temperature range of P4KE18CA-B?

    • P4KE18CA-B typically operates within a temperature range of -55°C to 175°C.

  7. How is P4KE18CA-B installed in a circuit?

    • P4KE18CA-B is typically connected across the input or output terminals of the circuit to be protected.

  8. Can P4KE18CA-B be used for ESD protection?

    • Yes, P4KE18CA-B can also be used for electrostatic discharge (ESD) protection in sensitive electronic devices.

  9. What are the packaging options available for P4KE18CA-B?

    • P4KE18CA-B is available in various package types, including DO-41, SMA, SMB, and SMC.

  10. Are there any special handling considerations for P4KE18CA-B?

    • P4KE18CA-B should be handled with care to avoid electrostatic discharge and should be stored in a cool, dry environment to maintain its performance characteristics.