Littelfuse Inc.
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P4KE440CA
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P4KE440CA

Product Overview

Category:

P4KE440CA 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
  • High surge capability
  • Low clamping voltage
  • Compact package size

Package:

P4KE440CA is typically available in a DO-41 package.

Essence:

The essence of P4KE440CA lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage surges.

Packaging/Quantity:

P4KE440CA is commonly packaged in reels or bulk packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Power Dissipation: 400W
  • Breakdown Voltage Range: 376V to 414V
  • Maximum Clamping Voltage: 648V
  • Operating Temperature Range: -55°C to 175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

P4KE440CA typically features two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

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

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Clamping voltage may be higher than some alternative models

Working Principles

P4KE440CA operates by diverting excess current away from sensitive components when a voltage spike occurs. This is achieved through reverse avalanche breakdown, which effectively limits the voltage across the protected circuit.

Detailed Application Field Plans

P4KE440CA is commonly used in various applications such as: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to P4KE440CA include: - P4KE400CA - P4KE420CA - P4KE460CA

In summary, P4KE440CA is a transient voltage suppressor diode that offers effective protection against voltage spikes and transients, making it a crucial component in safeguarding sensitive electronic circuits.

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기술 솔루션에 P4KE440CA 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is P4KE440CA?

    • P4KE440CA is a type of transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum clamping voltage of P4KE440CA?

    • The maximum clamping voltage of P4KE440CA is 710 volts.

  3. What is the peak pulse power dissipation of P4KE440CA?

    • The peak pulse power dissipation of P4KE440CA is 400 watts for a 10/1000μs waveform.

  4. What are the typical applications of P4KE440CA?

    • P4KE440CA is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the breakdown voltage of P4KE440CA?

    • The breakdown voltage of P4KE440CA is 484 volts.

  6. What is the operating temperature range of P4KE440CA?

    • P4KE440CA has an operating temperature range of -55°C to +175°C.

  7. How does P4KE440CA provide overvoltage protection?

    • P4KE440CA diverts excess current away from sensitive components by clamping the voltage to a safe level during transient events.

  8. Can P4KE440CA be used in high-speed data lines?

    • Yes, P4KE440CA can be used in high-speed data lines to protect against voltage surges and ESD events.

  9. Is P4KE440CA RoHS compliant?

    • Yes, P4KE440CA is RoHS compliant, making it suitable for use in environmentally conscious applications.

  10. What package type is P4KE440CA available in?

    • P4KE440CA is available in a DO-41 axial leaded package for easy integration into circuit designs.