Vishay Semiconductor Diodes Division
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
SMA5J18HE3/61
Ver Detalle Hojas de datos

SMA5J18HE3/61

Product Overview

Category

SMA5J18HE3/61 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 crucial.

Characteristics

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

Package

The SMA5J18HE3/61 is available in a compact SMA package, which is designed for surface mount applications.

Essence

The essence of SMA5J18HE3/61 lies in its ability to provide robust protection against transient voltage surges, ensuring the safety and reliability of electronic systems.

Packaging/Quantity

The diodes are typically packaged in reels or tubes, with varying quantities based on customer requirements.

Specifications

  • Peak Pulse Power: 5000W
  • Breakdown Voltage: 18V
  • Maximum Clamping Voltage: 29.2V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS compliant

Detailed Pin Configuration

The SMA5J18HE3/61 has a standard SMA package with two pins, one for the anode and the other for the cathode.

Functional Features

  • Provides effective protection against voltage transients
  • Fast response time ensures minimal impact on the protected circuit
  • Low clamping voltage prevents damage to sensitive components

Advantages

  • High surge current capability
  • Compact and easy to integrate into circuit designs
  • RoHS compliant, meeting environmental standards

Disadvantages

  • Limited breakdown voltage range compared to some alternative models
  • May not be suitable for applications requiring higher voltage protection levels

Working Principles

When a transient voltage surge occurs, the SMA5J18HE3/61 diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to downstream components.

Detailed Application Field Plans

The SMA5J18HE3/61 is widely used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative TVS diode models with similar characteristics include: - SMA6J18A - P6KE18CA - SMCJ18A

In conclusion, SMA5J18HE3/61 is a reliable TVS diode that offers robust surge protection for electronic circuits. Its fast response time, high surge current capability, and compact design make it a preferred choice for various applications requiring transient voltage suppression.

[Word count: 387]

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMA5J18HE3/61 en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of SMA5J18HE3/61 in technical solutions:

  1. What is the maximum reverse stand-off voltage of SMA5J18HE3/61?

    • The maximum reverse stand-off voltage of SMA5J18HE3/61 is 18V.

  2. What is the peak pulse power dissipation of SMA5J18HE3/61?

    • The peak pulse power dissipation of SMA5J18HE3/61 is 500W.

  3. What is the typical clamping voltage of SMA5J18HE3/61?

    • The typical clamping voltage of SMA5J18HE3/61 is 29.2V at 10A.

  4. What is the forward surge current rating of SMA5J18HE3/61?

    • The forward surge current rating of SMA5J18HE3/61 is 100A.

  5. What are the typical applications of SMA5J18HE3/61?

    • SMA5J18HE3/61 is commonly used in transient voltage suppression for various electronic equipment and systems, including telecommunications, industrial, and consumer electronics.

  6. What is the operating temperature range of SMA5J18HE3/61?

    • The operating temperature range of SMA5J18HE3/61 is -55°C to +150°C.

  7. What is the package type of SMA5J18HE3/61?

    • SMA5J18HE3/61 comes in a DO-214AC (SMA) package.

  8. Is SMA5J18HE3/61 RoHS compliant?

    • Yes, SMA5J18HE3/61 is RoHS compliant.

  9. What are the key features of SMA5J18HE3/61?

    • Some key features of SMA5J18HE3/61 include low incremental surge resistance, fast response time, and high reliability.

  10. Can SMA5J18HE3/61 be used for overvoltage protection in power supply circuits?

    • Yes, SMA5J18HE3/61 can be used for overvoltage protection in power supply circuits to protect sensitive components from voltage spikes and transients.

I hope these questions and answers are helpful for your technical solutions involving SMA5J18HE3/61! Let me know if you need further assistance.