Vishay Semiconductor Diodes Division
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P4SMA540A-E3/5A
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P4SMA540A-E3/5A

Product Overview

Category

The P4SMA540A-E3/5A belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits, particularly in applications where protection against transient voltage spikes is required.

Characteristics

  • Low clamping voltage
  • Fast response time
  • High surge current capability

Package

The P4SMA540A-E3/5A is available in a SMA (DO-214AC) package.

Essence

The essence of this product lies in its ability to protect sensitive electronic components from voltage transients and surges.

Packaging/Quantity

The P4SMA540A-E3/5A is typically packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 459V
  • Breakdown Voltage: 510V
  • Maximum Clamping Voltage: 738V
  • Peak Pulse Current: 40A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The P4SMA540A-E3/5A is a unidirectional TVS diode with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Bi-directional clamping capability
  • Low incremental surge resistance
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Fast response time protects sensitive components
  • High surge current capability
  • RoHS compliance for environmental friendliness

Disadvantages

  • May require additional circuitry for comprehensive surge protection in complex systems
  • Limited to surge protection and may not address other power quality issues

Working Principles

The P4SMA540A-E3/5A operates by diverting excessive current away from sensitive components when a transient voltage spike occurs. It achieves this by rapidly clamping the voltage to a safe level, thereby protecting downstream electronics.

Detailed Application Field Plans

The P4SMA540A-E3/5A is commonly used in various applications including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the P4SMA540A-E3/5A include: - P6SMB440A-E3/52 (440V standoff voltage) - SMBJ58CA (58V standoff voltage) - 1.5SMC440CA (440V standoff voltage)

In conclusion, the P4SMA540A-E3/5A is a vital component in safeguarding electronic circuits from voltage transients and surges, making it an essential part of modern electronic systems.

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Énumérez 10 questions et réponses courantes liées à l'application de P4SMA540A-E3/5A dans les solutions techniques

  1. What is the maximum peak pulse power of P4SMA540A-E3/5A?

    • The maximum peak pulse power is 400W for a 10/1000μs waveform.

  2. What is the breakdown voltage of P4SMA540A-E3/5A?

    • The breakdown voltage is typically 540V.

  3. What are the typical applications for P4SMA540A-E3/5A?

    • Common applications include overvoltage protection in telecommunications, industrial electronics, and automotive systems.

  4. What is the clamping voltage of P4SMA540A-E3/5A?

    • The clamping voltage is typically 873V at 1A.

  5. What is the operating temperature range of P4SMA540A-E3/5A?

    • The operating temperature range is -55°C to +150°C.

  6. What is the package type of P4SMA540A-E3/5A?

    • It is available in a DO-214AC (SMA) package.

  7. Is P4SMA540A-E3/5A RoHS compliant?

    • Yes, it is RoHS compliant.

  8. What is the reverse stand-off voltage of P4SMA540A-E3/5A?

    • The reverse stand-off voltage is typically 459V.

  9. Does P4SMA540A-E3/5A have a low leakage current?

    • Yes, it has a low typical leakage current of 1μA at its stand-off voltage.

  10. Can P4SMA540A-E3/5A be used for ESD protection?

    • Yes, it can be used for ESD protection in various electronic circuits and systems.