Vishay Semiconductor Diodes Division
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P4KE7.5AHE3/73
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P4KE7.5AHE3/73

Product Category

P4KE7.5AHE3/73 belongs to the category of transient voltage suppressor diodes.

Basic Information Overview

  • Use: These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
  • Characteristics: They have a fast response time, low clamping voltage, and high surge current capability.
  • Package: The diodes are typically available in a DO-41 package.
  • Essence: The essence of P4KE7.5AHE3/73 is to provide reliable overvoltage protection for electronic circuits.
  • Packaging/Quantity: They are usually packaged in reels or bulk quantities.

Specifications

  • Voltage Rating: 7.5V
  • Power Dissipation: 400W
  • Operating Temperature Range: -55°C to +175°C
  • Breakdown Voltage: 8.55V to 9.45V
  • Peak Pulse Current: 19.2A

Detailed Pin Configuration

The P4KE7.5AHE3/73 diode typically has two pins, anode, and cathode, with the anode being connected to the higher potential side.

Functional Features

  • Transient Suppression: Effectively clamps transient voltages to safe levels.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal damage to protected circuits.

Advantages and Disadvantages

  • Advantages:
    • Reliable overvoltage protection
    • Fast response time
    • Low clamping voltage
  • Disadvantages:
    • Limited to specific voltage ratings
    • Requires careful consideration of placement in circuit design

Working Principles

When a transient voltage spike occurs, the diode conducts and diverts excess current away from the protected circuit, limiting the voltage across it.

Detailed Application Field Plans

P4KE7.5AHE3/73 diodes find applications in various electronic systems such as power supplies, communication equipment, automotive electronics, and industrial controls where protection against voltage surges is crucial.

Detailed and Complete Alternative Models

  • Alternative Models:
    • P4KE6.8AHE3/73
    • P4KE8.2AHE3/73
    • P4KE10AHE3/73
    • P4KE12AHE3/73

This range of alternative models provides options for different voltage rating requirements while maintaining similar characteristics and package types.

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Énumérez 10 questions et réponses courantes liées à l'application de P4KE7.5AHE3/73 dans les solutions techniques

Sure, here are 10 common questions and answers related to the application of P4KE7.5AHE3/73 in technical solutions:

  1. What is P4KE7.5AHE3/73?

    • P4KE7.5AHE3/73 is a type of TVS (transient voltage suppressor) diode used to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of P4KE7.5AHE3/73?

    • The maximum peak pulse power of P4KE7.5AHE3/73 is 400W.

  3. What is the breakdown voltage of P4KE7.5AHE3/73?

    • The breakdown voltage of P4KE7.5AHE3/73 is 7.5V.

  4. In what applications can P4KE7.5AHE3/73 be used?

    • P4KE7.5AHE3/73 can be used in various applications such as power supplies, automotive electronics, industrial equipment, and telecommunications systems.

  5. How does P4KE7.5AHE3/73 protect electronic circuits?

    • P4KE7.5AHE3/73 protects electronic circuits by diverting excessive current away from sensitive components when a voltage spike occurs, thus preventing damage.

  6. What is the operating temperature range of P4KE7.5AHE3/73?

    • The operating temperature range of P4KE7.5AHE3/73 is -55°C to 175°C.

  7. Can P4KE7.5AHE3/73 be used for ESD (electrostatic discharge) protection?

    • Yes, P4KE7.5AHE3/73 can be used for ESD protection in electronic devices and circuitry.

  8. Is P4KE7.5AHE3/73 RoHS compliant?

    • Yes, P4KE7.5AHE3/73 is RoHS compliant, meaning it meets the environmental standards set by the Restriction of Hazardous Substances directive.

  9. What package type does P4KE7.5AHE3/73 come in?

    • P4KE7.5AHE3/73 is available in a DO-204AC (DO-15) package.

  10. Are there any specific layout considerations when using P4KE7.5AHE3/73 in a circuit?

    • It is recommended to keep the traces short between the P4KE7.5AHE3/73 and the protected components and to ensure a low impedance path to ground for effective protection.

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