Vishay Semiconductor Diodes Division
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P4KE39AHE3/73
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P4KE39AHE3/73

Product Overview

Category

P4KE39AHE3/73 belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability

Package

P4KE39AHE3/73 is typically available in a DO-41 package.

Essence

The essence of P4KE39AHE3/73 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

These diodes are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 39V
  • Maximum Clamping Voltage: 64.5V
  • Operating Temperature Range: -55°C to 175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

P4KE39AHE3/73 typically has two pins, with the anode and cathode clearly marked for easy identification.

Functional Features

  • Transient voltage suppression
  • Reverse avalanche breakdown protection
  • Fast response to voltage spikes

Advantages

  • Effective protection against voltage transients
  • Fast reaction time
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive surge protection

Working Principles

P4KE39AHE3/73 operates by diverting excess voltage away from sensitive components through reverse avalanche breakdown, effectively clamping the voltage to a safe level.

Detailed Application Field Plans

P4KE39AHE3/73 finds applications in various fields such as: - Power supplies - Automotive electronics - Telecommunications equipment - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to P4KE39AHE3/73 include: - P4KE6.8AHE3/73 - P4KE10AHE3/73 - P4KE18AHE3/73 - P4KE30AHE3/73

In conclusion, P4KE39AHE3/73 is a crucial component in protecting electronic circuits from voltage transients, offering fast response and reliable performance across various applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de P4KE39AHE3/73 en soluciones técnicas

  1. What is the maximum voltage rating of P4KE39AHE3/73?

    • The maximum voltage rating of P4KE39AHE3/73 is 39V.

  2. What is the peak pulse power dissipation of P4KE39AHE3/73?

    • The peak pulse power dissipation of P4KE39AHE3/73 is typically 400W at 10/1000μs.

  3. What is the breakdown voltage of P4KE39AHE3/73?

    • The breakdown voltage of P4KE39AHE3/73 is 43.6V minimum.

  4. What is the operating temperature range of P4KE39AHE3/73?

    • The operating temperature range of P4KE39AHE3/73 is -55°C to +175°C.

  5. What is the package type of P4KE39AHE3/73?

    • P4KE39AHE3/73 comes in a DO-41 package.

  6. Is P4KE39AHE3/73 RoHS compliant?

    • Yes, P4KE39AHE3/73 is RoHS compliant.

  7. What are the typical applications for P4KE39AHE3/73?

    • P4KE39AHE3/73 is commonly used in surge protection for sensitive electronics, such as in power supplies, telecommunications equipment, and automotive systems.

  8. What is the clamping voltage of P4KE39AHE3/73?

    • The clamping voltage of P4KE39AHE3/73 is 49.9V maximum at 77.5A.

  9. Does P4KE39AHE3/73 have any certifications or approvals?

    • P4KE39AHE3/73 is typically certified to meet industry standards such as AEC-Q101 for automotive applications.

  10. Can P4KE39AHE3/73 be used for ESD protection?

    • Yes, P4KE39AHE3/73 can be used for ESD (electrostatic discharge) protection in various electronic circuits.