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P4KE47A-B
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P4KE47A-B Product Overview

Introduction

The P4KE47A-B is a crucial component in the field of electronics, specifically within the category of transient voltage suppressor diodes. This entry will provide an in-depth overview of the P4KE47A-B, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protecting electronic circuits from overvoltage transients
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: DO-41
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Part Number: P4KE47A-B
  • Peak Pulse Power: 400W
  • Breakdown Voltage Range: 43.6V to 52.8V
  • Maximum Clamping Voltage: 77.4V at 10A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE47A-B typically features a standard axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage to protect downstream components
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the circuit
  • High Surge Capability: Capable of withstanding large surge currents without degradation

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited to specific voltage ranges
  • Requires careful consideration of placement in circuit design

Working Principles

The P4KE47A-B operates by diverting excess voltage away from sensitive components when a transient overvoltage event occurs. It achieves this through rapid conduction and clamping of the voltage spike, thereby safeguarding the circuit.

Detailed Application Field Plans

The P4KE47A-B finds extensive use in various applications, including: - Power Supplies: Protecting power supply circuits from voltage surges - Telecommunications Equipment: Safeguarding sensitive communication devices from transient events - Automotive Electronics: Ensuring the protection of automotive electronic systems from voltage spikes

Detailed and Complete Alternative Models

  • P4KE6.8A-B: Lower breakdown voltage variant
  • P4KE120A-B: Higher breakdown voltage variant
  • P4KE Series: Various breakdown voltage options within the same series

In conclusion, the P4KE47A-B plays a vital role in protecting electronic circuits from transient overvoltage events. Its fast response time, high surge capability, and effective transient voltage suppression make it a valuable component in a wide range of applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE47A-B v technických řešeních

  1. What is P4KE47A-B?

    • P4KE47A-B is a type of transient voltage suppressor diode used to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum voltage rating for P4KE47A-B?

    • The maximum voltage rating for P4KE47A-B is 47 volts.

  3. What is the peak pulse power handling capability of P4KE47A-B?

    • P4KE47A-B has a peak pulse power handling capability of typically 400 watts.

  4. How does P4KE47A-B protect electronic circuits?

    • P4KE47A-B clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  5. In what applications is P4KE47A-B commonly used?

    • P4KE47A-B is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems.

  6. What is the response time of P4KE47A-B to transient events?

    • The response time of P4KE47A-B is very fast, typically in the nanosecond range.

  7. Can P4KE47A-B be used for both AC and DC circuits?

    • Yes, P4KE47A-B can be used for both AC and DC circuits.

  8. What are the temperature specifications for P4KE47A-B?

    • P4KE47A-B typically operates within a temperature range of -55°C to +175°C.

  9. Is P4KE47A-B RoHS compliant?

    • Yes, P4KE47A-B is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  10. Are there any recommended mounting or soldering techniques for P4KE47A-B?

    • It is recommended to follow the manufacturer's guidelines for mounting and soldering P4KE47A-B, including proper heat dissipation and avoiding mechanical stress on the component.