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P4KE91CA
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P4KE91CA Encyclopedia Entry

Product Overview

Category

The P4KE91CA belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect electronic circuits from overvoltage transients.

Characteristics

  • Package: DO-41
  • Essence: Transient voltage suppressor diode
  • Packaging/Quantity: Typically available in reels or bulk packaging, quantity varies by manufacturer

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage: 82V to 90V
  • Operating Temperature Range: -55°C to +175°C
  • Forward Voltage Drop: 1.5V at 10A

Detailed Pin Configuration

The P4KE91CA typically has two pins, anode and cathode, in a standard DO-41 package configuration.

Functional Features

  • Provides protection against voltage transients
  • Fast response time
  • Low clamping voltage

Advantages

  • High surge capability
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability compared to larger devices
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The P4KE91CA operates by diverting excess current away from sensitive components when an overvoltage event occurs. It acts as a shunt to absorb the energy of the transient voltage spike.

Detailed Application Field Plans

The P4KE91CA is commonly used in various electronic systems such as: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the P4KE91CA include: - 1.5KE91CA - SA5.0CA - P6KE91CA - SMAJ91CA

In conclusion, the P4KE91CA transient voltage suppressor diode offers effective protection against voltage transients in a wide range of electronic applications, making it a valuable component in ensuring the reliability and longevity of electronic systems.

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技術ソリューションにおける P4KE91CA の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is P4KE91CA?

    • P4KE91CA 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 of P4KE91CA?

    • The maximum voltage rating of P4KE91CA is 77.8V.

  3. What is the peak pulse power of P4KE91CA?

    • The peak pulse power of P4KE91CA is typically 400W.

  4. How does P4KE91CA protect electronic circuits?

    • P4KE91CA clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  5. In what applications is P4KE91CA commonly used?

    • P4KE91CA is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems.

  6. What are the key characteristics of P4KE91CA?

    • Some key characteristics of P4KE91CA include low clamping voltage, fast response time, and high surge capability.

  7. What is the operating temperature range of P4KE91CA?

    • The operating temperature range of P4KE91CA is typically -55°C to 175°C.

  8. How should P4KE91CA be mounted in a circuit?

    • P4KE91CA should be mounted close to the protected circuit, with short leads to minimize inductance.

  9. Can P4KE91CA be used for ESD protection?

    • Yes, P4KE91CA can be used for electrostatic discharge (ESD) protection in electronic devices.

  10. Are there any precautions to consider when using P4KE91CA?

    • It's important to ensure proper polarity during installation and to verify that the device meets the specific requirements of the application.