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P4KE12-B
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P4KE12-B

Introduction

The P4KE12-B is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P4KE12-B is designed to provide robust protection for various electronic circuits and devices.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) 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 components from voltage surges
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 10.5V to 11.6V
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The P4KE12-B typically has two pins, with the anode and cathode connections clearly marked on the device. The pinout configuration follows standard diode pin arrangements.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected 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

  • Clamping voltage may be relatively high compared to some alternative models
  • Limited to specific breakdown voltage range

Working Principles

The P4KE12-B operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting excess current away from the sensitive components. This action effectively limits the voltage across the protected circuit.

Detailed Application Field Plans

The P4KE12-B finds application in various electronic systems where protection against voltage transients is critical. Some common application fields include: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the P4KE12-B include: - P4KE6.8-B - P4KE10-B - P4KE15-B - P4KE18-B

These alternative models offer varying breakdown voltages and characteristics, providing flexibility in design and application.

In conclusion, the P4KE12-B transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it a valuable component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE12-B v technických řešeních

  1. What is P4KE12-B?

    • P4KE12-B is a type of transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum voltage rating for P4KE12-B?

    • The maximum voltage rating for P4KE12-B is 12V.

  3. What is the typical application of P4KE12-B?

    • P4KE12-B is commonly used in electronic circuits to protect sensitive components such as integrated circuits, transistors, and other semiconductor devices from voltage surges and spikes.

  4. How does P4KE12-B provide protection against voltage spikes?

    • P4KE12-B works by diverting excessive voltage away from the protected circuit, thereby preventing damage to the sensitive components.

  5. What is the peak pulse power handling capability of P4KE12-B?

    • P4KE12-B has a peak pulse power handling capability of typically 400W.

  6. Can P4KE12-B be used in automotive applications?

    • Yes, P4KE12-B is suitable for use in automotive electronics to protect against voltage transients and surges.

  7. What are the temperature specifications for P4KE12-B?

    • P4KE12-B typically operates within a temperature range of -55°C to 175°C.

  8. Is P4KE12-B RoHS compliant?

    • Yes, P4KE12-B is RoHS compliant, making it suitable for use in environmentally conscious applications.

  9. What package type is P4KE12-B available in?

    • P4KE12-B is available in a DO-41 axial leaded package, which is commonly used for through-hole mounting.

  10. Are there any recommended layout considerations when using P4KE12-B in a circuit?

    • It is recommended to minimize the length of the leads and traces connecting P4KE12-B to the circuit to reduce inductance and optimize its performance in suppressing voltage transients.