Vishay Semiconductor Diodes Division
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SMA5J28CHE3/5A
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SMA5J28CHE3/5A

Product Overview

Category

The SMA5J28CHE3/5A belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in various electronic circuits and systems to safeguard against transient voltage spikes.

Characteristics

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

Package

The SMA5J28CHE3/5A is available in a SMA package, which is a surface-mount package with two leads.

Essence

The essence of SMA5J28CHE3/5A lies in its ability to quickly divert excessive voltage away from sensitive components, thereby protecting them from damage.

Packaging/Quantity

It is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and production purposes.

Specifications

  • Standoff Voltage: 28V
  • Breakdown Voltage: 31.1V
  • Peak Pulse Power: 500W
  • Maximum Clamping Voltage: 45.4V
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMA5J28CHE3/5A has a simple two-lead configuration, with one lead connected to the anode and the other to the cathode.

Functional Features

  • Bi-directional protection
  • Low leakage current
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Fast response time protects sensitive components
  • High surge current capability
  • RoHS compliant, making it environmentally friendly

Disadvantages

  • Limited to relatively low voltage applications
  • Requires careful handling during installation due to its small size

Working Principles

When a transient voltage spike occurs, the SMA5J28CHE3/5A rapidly conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMA5J28CHE3/5A is commonly used in: - Consumer electronics - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMA6J28CHE3/61A
  • SMBJ28CHE3/52

In conclusion, the SMA5J28CHE3/5A is a crucial component in protecting electronic circuits from transient voltage spikes, offering fast response times and high surge current capabilities. While it has limitations in higher voltage applications, its advantages make it a popular choice in various industries.

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Énumérez 10 questions et réponses courantes liées à l'application de SMA5J28CHE3/5A dans les solutions techniques

  1. What is the maximum voltage rating of SMA5J28CHE3/5A?

    • The maximum voltage rating of SMA5J28CHE3/5A is 28V.

  2. What is the peak pulse power dissipation of SMA5J28CHE3/5A?

    • The peak pulse power dissipation of SMA5J28CHE3/5A is 5000W.

  3. What is the typical clamping voltage of SMA5J28CHE3/5A?

    • The typical clamping voltage of SMA5J28CHE3/5A is 45.7V at 10A.

  4. What is the forward surge current for SMA5J28CHE3/5A?

    • The forward surge current for SMA5J28CHE3/5A is 200A.

  5. What is the operating temperature range for SMA5J28CHE3/5A?

    • The operating temperature range for SMA5J28CHE3/5A is -55°C to +150°C.

  6. What are the typical applications for SMA5J28CHE3/5A?

    • SMA5J28CHE3/5A is commonly used in transient voltage suppression for electronic equipment, automotive systems, and industrial controls.

  7. What is the package type of SMA5J28CHE3/5A?

    • SMA5J28CHE3/5A comes in a DO-214AC (SMA) package.

  8. Does SMA5J28CHE3/5A comply with RoHS requirements?

    • Yes, SMA5J28CHE3/5A is compliant with RoHS requirements.

  9. What is the reverse stand-off voltage of SMA5J28CHE3/5A?

    • The reverse stand-off voltage of SMA5J28CHE3/5A is 28V.

  10. Is SMA5J28CHE3/5A suitable for overvoltage protection in power supply circuits?

    • Yes, SMA5J28CHE3/5A is suitable for overvoltage protection in power supply circuits due to its high surge current capability and low clamping voltage.