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SMDJ28A-HRAT7
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SMDJ28A-HRAT7

Product Overview

Category

The SMDJ28A-HRAT7 belongs to the category of surface mount transient voltage suppressor (TVS) diodes.

Use

It is used for protecting sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Characteristics

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

Package

The SMDJ28A-HRAT7 is available in a DO-214AB (SMC) package.

Essence

The essence of the SMDJ28A-HRAT7 lies in its ability to provide robust overvoltage protection for electronic circuits.

Packaging/Quantity

It is typically packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 28V
  • Operating Voltage: 23.1V
  • Maximum Clamping Voltage: 45V
  • Leakage Current: 1µA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMDJ28A-HRAT7 has a standard SMC package with two pins, one for the anode and the other for the cathode.

Functional Features

  • Transient voltage suppression
  • ESD protection
  • Overvoltage protection

Advantages

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

Disadvantages

  • Limited breakdown voltage
  • May require additional circuitry for higher voltage protection

Working Principles

The SMDJ28A-HRAT7 operates by diverting excessive current away from sensitive components when a transient voltage event occurs, thereby protecting the circuit from damage.

Detailed Application Field Plans

The SMDJ28A-HRAT7 is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMDJ28A-HRAT7 include: - P6SMB28A - 1.5SMC28A - SMBJ28A

In conclusion, the SMDJ28A-HRAT7 is a vital component in safeguarding electronic devices from transient voltage events, offering fast response times and high surge current capabilities. Its application spans across various industries, providing essential overvoltage protection. While it has certain limitations, its advantages make it a preferred choice for many electronic designs.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMDJ28A-HRAT7 en soluciones técnicas

  1. What is the maximum reverse voltage of SMDJ28A-HRAT7?

    • The maximum reverse voltage of SMDJ28A-HRAT7 is 28V.

  2. What is the peak pulse power of SMDJ28A-HRAT7?

    • The peak pulse power of SMDJ28A-HRAT7 is 3000W.

  3. What is the breakdown voltage of SMDJ28A-HRAT7?

    • The breakdown voltage of SMDJ28A-HRAT7 is typically 31.1V.

  4. What is the clamping voltage of SMDJ28A-HRAT7?

    • The clamping voltage of SMDJ28A-HRAT7 at peak pulse current is 45.4V.

  5. What is the operating temperature range of SMDJ28A-HRAT7?

    • The operating temperature range of SMDJ28A-HRAT7 is -55°C to +150°C.

  6. What is the package type of SMDJ28A-HRAT7?

    • SMDJ28A-HRAT7 comes in a DO-214AB (SMC) package.

  7. What are the typical applications for SMDJ28A-HRAT7?

    • SMDJ28A-HRAT7 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  8. What is the lead-free status of SMDJ28A-HRAT7?

    • SMDJ28A-HRAT7 is lead-free and RoHS compliant.

  9. What is the capacitance of SMDJ28A-HRAT7?

    • The capacitance of SMDJ28A-HRAT7 is typically 200pF.

  10. Is SMDJ28A-HRAT7 suitable for high-reliability applications?

    • Yes, SMDJ28A-HRAT7 is designed for high-reliability applications and has been qualified to AEC-Q101 standards for automotive-grade components.