Vishay Semiconductor Diodes Division
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P6KE440A-E3/73
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P6KE440A-E3/73 Encyclopedia Entry

Product Overview

The P6KE440A-E3/73 belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The P6KE440A-E3/73 is designed to clamp transient overvoltage, providing a high level of protection for electronic circuits. Its characteristics include high surge capability, fast response time, and low clamping voltage. The diode is typically packaged in a DO-15 package and is available in various packaging quantities.

Specifications

  • Part Number: P6KE440A-E3/73
  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: DO-15
  • Packaging/Quantity: Various options available

Detailed Pin Configuration

The P6KE440A-E3/73 diode has a standard DO-15 package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The P6KE440A-E3/73 offers the following functional features: - High surge capability: Able to withstand large transient currents without damage. - Fast response time: Rapidly clamps transient overvoltage to protect downstream components. - Low clamping voltage: Limits the voltage across the protected circuit to a safe level.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes and transients.
  • High surge capability ensures robust performance.
  • Fast response time minimizes the risk of damage to sensitive components.

Disadvantages

  • May exhibit some leakage current in normal operation.
  • Clamping voltage may still be relatively high for some applications.

Working Principles

The P6KE440A-E3/73 operates by diverting excess transient voltage away from sensitive components. When a voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the transient current. This action effectively limits the voltage across the protected circuit, safeguarding it from potential damage.

Detailed Application Field Plans

The P6KE440A-E3/73 is widely used in various applications where protection against voltage transients is critical. Some common application fields include: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the P6KE440A-E3/73 exist, offering similar transient voltage suppression capabilities. Some notable alternatives include: - P6KE400A-E3/73 - P6KE440CA-E3/73 - P6KE480A-E3/73 - P6KE510A-E3/73

In summary, the P6KE440A-E3/73 transient voltage suppressor diode provides effective protection against voltage spikes and transients, making it an essential component in various electronic systems.

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技術ソリューションにおける P6KE440A-E3/73 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 the P6KE440A-E3/73?

    • The P6KE440A-E3/73 is a 440V transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What are the typical applications of P6KE440A-E3/73?

    • It is commonly used in power supplies, industrial equipment, automotive electronics, and telecommunications equipment to protect sensitive components from voltage surges.

  3. How does the P6KE440A-E3/73 work?

    • When a voltage spike occurs, the P6KE440A-E3/73 conducts the excess energy to ground, preventing it from reaching the protected circuitry.

  4. What are the key specifications of P6KE440A-E3/73?

    • The P6KE440A-E3/73 has a peak pulse power dissipation of 600W, a breakdown voltage of 440V, and a low clamping voltage to provide effective protection.

  5. Can the P6KE440A-E3/73 be used for surge protection in AC power lines?

    • Yes, it can be used to protect against voltage surges in AC power lines by connecting it across the line to neutral or line to ground.

  6. Is the P6KE440A-E3/73 suitable for protecting sensitive microcontrollers and integrated circuits?

    • Yes, it is suitable for protecting sensitive microcontrollers and integrated circuits from voltage transients that could damage them.

  7. What is the response time of the P6KE440A-E3/73 to voltage transients?

    • The response time of the P6KE440A-E3/73 is very fast, typically in the nanosecond range, providing quick protection against transients.

  8. Can multiple P6KE440A-E3/73 devices be connected in parallel for higher surge current handling?

    • Yes, multiple P6KE440A-E3/73 devices can be connected in parallel to increase the surge current handling capability for higher power applications.

  9. Are there any special considerations for PCB layout when using P6KE440A-E3/73?

    • It is important to minimize the trace length between the protected component and the P6KE440A-E3/73 to reduce inductance and ensure effective transient suppression.

  10. Where can I find detailed application notes and guidelines for using P6KE440A-E3/73 in technical solutions?

    • Detailed application notes and guidelines for using P6KE440A-E3/73 can be found in the product datasheet provided by the manufacturer or through their technical support resources.