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P4KE39CA
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P4KE39CA

Product Overview

Category

P4KE39CA belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

  • Package: DO-41
  • Essence: Silicon Transient Voltage Suppressor
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage Range: 36.8V to 40.6V
  • Operating Temperature: -55°C to +175°C
  • Reverse Standoff Voltage: 33.3V
  • Maximum Clamping Voltage: 53.9V
  • Forward Voltage @ 1A: 3.5V
  • Reverse Leakage Current: 1µA

Detailed Pin Configuration

The P4KE39CA diode has two pins, anode, and cathode, which are denoted by the "+" and "-" symbols respectively.

Functional Features

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

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Wide operating temperature range
  • RoHS compliance for environmental friendliness

Disadvantages

  • Limited power dissipation capability
  • Requires proper heat sinking for high-power applications

Working Principles

When a transient voltage surge occurs, the P4KE39CA diode conducts and clamps the voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

Telecommunications

Used in communication equipment to safeguard against lightning-induced surges.

Automotive Electronics

Protects sensitive automotive electronics from voltage spikes caused by alternator load dump and other electrical disturbances.

Industrial Control Systems

Applied in industrial control systems to shield sensitive components from transient events.

Detailed and Complete Alternative Models

  • P4KE6.8CA
  • P4KE10CA
  • P4KE18CA
  • P4KE30CA

In conclusion, the P4KE39CA transient voltage suppressor diode offers effective protection against voltage transients in various applications, with its fast response time and low clamping voltage. However, it is important to consider its limitations in power dissipation and ensure proper heat management in high-power scenarios.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE39CA v technických řešeních

Sure, here are 10 common questions and answers related to the application of P4KE39CA in technical solutions:

  1. What is P4KE39CA?

    • P4KE39CA is a type of transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of P4KE39CA?

    • The maximum peak pulse power of P4KE39CA is typically 400 watts.

  3. What is the breakdown voltage of P4KE39CA?

    • The breakdown voltage of P4KE39CA is 39 volts.

  4. How does P4KE39CA protect electronic circuits?

    • P4KE39CA clamps the voltage during transient events, diverting excess current away from sensitive components, thus protecting them from damage.

  5. In what applications can P4KE39CA be used?

    • P4KE39CA is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems.

  6. What is the response time of P4KE39CA?

    • The response time of P4KE39CA is very fast, typically in the nanosecond range, providing quick protection against voltage transients.

  7. Can P4KE39CA be used for overvoltage protection in DC power lines?

    • Yes, P4KE39CA is suitable for overvoltage protection in DC power lines due to its fast response and high surge capability.

  8. What is the operating temperature range of P4KE39CA?

    • The operating temperature range of P4KE39CA is typically -55°C to 175°C, making it suitable for a wide range of environments.

  9. Is P4KE39CA RoHS compliant?

    • Yes, P4KE39CA is typically RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  10. Are there any specific layout considerations when using P4KE39CA in a circuit?

    • It's important to minimize the length of traces between P4KE39CA and the protected components and to ensure proper grounding to maximize its effectiveness in protecting the circuit.

I hope these questions and answers are helpful! Let me know if you need further information.