Vishay Semiconductor Diodes Division
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P4SMA18CAHE3/5A
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P4SMA18CAHE3/5A

Product Overview

Category

The P4SMA18CAHE3/5A belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

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

Package

The P4SMA18CAHE3/5A is available in a DO-214AC (SMA) package.

Essence

The essence of this product lies in its ability to provide robust protection against transient voltage events, thereby safeguarding electronic circuits and components.

Packaging/Quantity

It is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 15.3V
  • Breakdown Voltage: 17V
  • Maximum Clamping Voltage: 29.2V
  • Peak Pulse Current: 40A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The P4SMA18CAHE3/5A has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Bi-directional TVS diode
  • Low incremental surge resistance
  • High temperature stability

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events
  • Fast response time
  • RoHS compliant

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the P4SMA18CAHE3/5A conducts and clamps the voltage to a safe level, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The P4SMA18CAHE3/5A is commonly used in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the P4SMA18CAHE3/5A include: - P4SMA6.8CAHE3/5A - P4SMA10CAHE3/5A - P4SMA15CAHE3/5A - P4SMA22CAHE3/5A - P4SMA33CAHE3/5A

This concludes the entry for the P4SMA18CAHE3/5A TVS diode, covering its basic information overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan P4SMA18CAHE3/5A dalam solusi teknis

Sure, here are 10 common questions and answers related to the application of P4SMA18CAHE3/5A in technical solutions:

  1. What is the maximum peak pulse power dissipation of P4SMA18CAHE3/5A?

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

  2. What is the breakdown voltage of P4SMA18CAHE3/5A?

    • The breakdown voltage is 16.7V minimum and 18.5V maximum at 1mA.

  3. Can P4SMA18CAHE3/5A be used for overvoltage protection in electronic circuits?

    • Yes, P4SMA18CAHE3/5A is commonly used for overvoltage protection in electronic circuits due to its transient voltage suppression capabilities.

  4. What is the operating temperature range of P4SMA18CAHE3/5A?

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

  5. Is P4SMA18CAHE3/5A suitable for surge protection in power supply units?

    • Yes, P4SMA18CAHE3/5A is suitable for surge protection in power supply units and other sensitive electronic equipment.

  6. What is the response time of P4SMA18CAHE3/5A in clamping transient voltages?

    • The response time is typically less than 1 picosecond.

  7. Can P4SMA18CAHE3/5A be used in automotive electronics for ESD protection?

    • Yes, P4SMA18CAHE3/5A is often used in automotive electronics for ESD protection and transient voltage suppression.

  8. What is the reverse stand-off voltage of P4SMA18CAHE3/5A?

    • The reverse stand-off voltage is 15.3V.

  9. Does P4SMA18CAHE3/5A meet industry standards for reliability and performance?

    • Yes, P4SMA18CAHE3/5A meets industry standards such as AEC-Q101 for reliability and performance in automotive applications.

  10. In what types of applications is P4SMA18CAHE3/5A commonly used?

    • P4SMA18CAHE3/5A is commonly used in applications such as telecommunications equipment, industrial automation, consumer electronics, and power distribution systems for transient voltage suppression and overvoltage protection.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.