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P4KE43A
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P4KE43A - Product Overview and Specifications

Introduction

The P4KE43A is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used to protect electronic circuits from voltage spikes and transients. This entry provides an overview of the P4KE43A, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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: DO-41 or similar package
  • Essence: Safeguarding electronic circuits from voltage surges
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Part Number: P4KE43A
  • Peak Pulse Power: 400W
  • Breakdown Voltage: 43V
  • Operating Temperature Range: -55°C to +175°C
  • Polarity: Unidirectional

Detailed Pin Configuration

The P4KE43A typically has two pins, with the cathode marked by a band on the body of the diode. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage spikes and transients.
  • Fast Response Time: Rapidly clamps transient voltages to safe levels.
  • High Surge Capability: Can withstand high surge currents without degradation.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Unidirectional protection only
  • May require additional circuitry for bidirectional protection

Working Principles

The P4KE43A operates by diverting excess transient voltage away from sensitive electronic components. When a voltage spike occurs, the diode rapidly conducts, shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The P4KE43A finds extensive use in various applications, including: - Power Supplies: Protecting sensitive components from voltage transients. - Telecommunication Equipment: Safeguarding communication circuits from lightning-induced surges. - Automotive Electronics: Shielding vehicle electronics from voltage spikes.

Detailed and Complete Alternative Models

Some alternative models to the P4KE43A include: - P4KE6.8A: Lower breakdown voltage variant - P4KE51A: Higher breakdown voltage variant - 1.5KE43A: Similar TVS diode with different package style

In conclusion, the P4KE43A transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it a crucial component in safeguarding electronic circuits. Its fast response time, high surge capability, and wide range of applications make it a popular choice for engineers seeking reliable transient voltage protection.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de P4KE43A en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of P4KE43A in technical solutions:

  1. What is P4KE43A?

    • P4KE43A 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 P4KE43A?

    • The maximum peak pulse power of P4KE43A is 400 watts.

  3. What is the breakdown voltage of P4KE43A?

    • The breakdown voltage of P4KE43A is 43 volts.

  4. How does P4KE43A protect electronic circuits?

    • P4KE43A clamps the voltage across the circuit it is protecting by diverting excess current away from the sensitive components.

  5. In what applications can P4KE43A be used?

    • P4KE43A can be used in various applications such as power supplies, automotive electronics, telecommunications equipment, and industrial control systems.

  6. What is the response time of P4KE43A?

    • The response time of P4KE43A is very fast, typically in the nanosecond range, providing quick protection against voltage transients.

  7. Can P4KE43A be used for overvoltage protection in DC power lines?

    • Yes, P4KE43A is suitable for overvoltage protection in DC power lines due to its fast response and high power handling capability.

  8. Is P4KE43A RoHS compliant?

    • Yes, P4KE43A is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What is the operating temperature range of P4KE43A?

    • The operating temperature range of P4KE43A is typically between -55°C to +175°C, making it suitable for a wide range of environments.

  10. How should P4KE43A be mounted in a circuit?

    • P4KE43A should be mounted close to the input terminals of the circuit it is protecting, with short leads to minimize inductance and maximize its effectiveness.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.