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P4KE440-B
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P4KE440-B

Product Overview

Category

The P4KE440-B belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect electronic devices from voltage spikes and transients.

Characteristics

  • Fast response time
  • High surge capability
  • Low clamping voltage
  • RoHS compliant

Package

The P4KE440-B is available in a DO-41 package.

Essence

This diode is essential for safeguarding sensitive electronic components from voltage surges.

Packaging/Quantity

The P4KE440-B is typically packaged in reels or bulk, with quantities varying based on supplier and customer requirements.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 376V to 414V
  • Maximum Clamping Voltage: 680V
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE440-B has two pins, anode, and cathode, which are clearly labeled for easy identification.

Functional Features

  • Provides protection against voltage transients
  • Rapid response to overvoltage events
  • Low leakage current
  • High reliability and durability

Advantages

  • Effective suppression of voltage spikes
  • Wide operating temperature range
  • Compact and easy to integrate into circuit designs

Disadvantages

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

Working Principles

When a voltage surge occurs, the P4KE440-B conducts and clamps the voltage to a safe level, diverting excess energy away from the protected circuit.

Detailed Application Field Plans

The P4KE440-B is commonly used in: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P4KE6.8B
  • P4KE10B
  • P4KE15B
  • P4KE20B

In conclusion, the P4KE440-B transient voltage suppressor diode offers reliable protection against voltage transients and surges, making it an essential component in various electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de P4KE440-B en soluciones técnicas

  1. What is P4KE440-B?

    • P4KE440-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 P4KE440-B?

    • The maximum voltage rating for P4KE440-B is 376 volts.

  3. What is the peak pulse power handling capability of P4KE440-B?

    • P4KE440-B has a peak pulse power handling capability of 400 watts.

  4. What are the typical applications of P4KE440-B?

    • P4KE440-B is commonly used in surge protection for electronic equipment, such as power supplies, communication systems, and automotive electronics.

  5. What is the breakdown voltage of P4KE440-B?

    • The breakdown voltage of P4KE440-B is typically around 484 volts.

  6. What is the response time of P4KE440-B to voltage transients?

    • P4KE440-B has a very fast response time, typically in the nanosecond range, making it effective at clamping transient voltages quickly.

  7. Is P4KE440-B suitable for high-speed data lines protection?

    • Yes, P4KE440-B is suitable for protecting high-speed data lines from voltage surges and transients.

  8. What is the operating temperature range for P4KE440-B?

    • P4KE440-B is designed to operate within a temperature range of -55°C to 175°C.

  9. Does P4KE440-B require additional heat sinking or cooling?

    • In most cases, P4KE440-B does not require additional heat sinking or cooling due to its high peak pulse power handling capability.

  10. Can P4KE440-B be used in conjunction with other protective devices?

    • Yes, P4KE440-B can be used in conjunction with other protective devices, such as fuses and varistors, to provide comprehensive circuit protection against transient events.