Vishay Semiconductor Diodes Division
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SMAJ28CHE3/5A
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SMAJ28CHE3/5A

Product Overview

Category

The SMAJ28CHE3/5A belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

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

Package

The SMAJ28CHE3/5A is typically available in a surface mount package, making it suitable for automated assembly processes.

Essence

The essence of this product lies in its ability to provide reliable protection against transient voltage events, safeguarding electronic circuits from damage.

Packaging/Quantity

The SMAJ28CHE3/5A is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 28V
  • Clamping Voltage: 45.4V
  • Maximum Surge Current: 14.5A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMAJ28CHE3/5A typically features two pins, with the specific configuration being as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient voltage suppression
  • Fast response to voltage spikes
  • Low clamping voltage to protect downstream components

Advantages

  • Effective protection against transient voltage events
  • Fast response time
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Limited to specific voltage and current ratings
  • May require additional components for comprehensive circuit protection

Working Principles

The SMAJ28CHE3/5A operates by diverting excess voltage away from sensitive components when a transient event occurs, effectively limiting the voltage across the protected circuit.

Detailed Application Field Plans

This product finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6SMB28CA
  • SMBJ28A
  • 1.5KE28CA

In conclusion, the SMAJ28CHE3/5A serves as a crucial component in protecting electronic circuits from transient voltage events, offering fast response times and effective clamping voltage levels. Its compact size and high surge current capability make it a valuable asset in diverse applications, from consumer electronics to industrial systems.

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技術ソリューションにおける SMAJ28CHE3/5A の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is SMAJ28CHE3/5A?

    • SMAJ28CHE3/5A is a type of surface mount transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients.

  2. What is the maximum voltage rating for SMAJ28CHE3/5A?

    • The maximum voltage rating for SMAJ28CHE3/5A is 28 volts.

  3. What is the peak pulse power dissipation of SMAJ28CHE3/5A?

    • The peak pulse power dissipation of SMAJ28CHE3/5A is typically 400 watts.

  4. What are the typical applications of SMAJ28CHE3/5A?

    • SMAJ28CHE3/5A is commonly used in applications such as telecommunications equipment, industrial control systems, and automotive electronics to protect sensitive components from voltage spikes.

  5. What is the response time of SMAJ28CHE3/5A?

    • The response time of SMAJ28CHE3/5A is very fast, typically in the nanosecond range, providing quick protection against transient voltage events.

  6. How does SMAJ28CHE3/5A compare to other similar diodes?

    • SMAJ28CHE3/5A offers a balance of low clamping voltage and high surge capability, making it suitable for a wide range of applications.

  7. What is the operating temperature range for SMAJ28CHE3/5A?

    • The operating temperature range for SMAJ28CHE3/5A is typically -55°C to 150°C, allowing for reliable performance in various environments.

  8. Can SMAJ28CHE3/5A be used in high-frequency applications?

    • Yes, SMAJ28CHE3/5A can be used in high-frequency applications due to its fast response time and low capacitance.

  9. What are the packaging options available for SMAJ28CHE3/5A?

    • SMAJ28CHE3/5A is available in various surface mount packages, such as SMB and SMC, offering flexibility for different PCB layouts.

  10. How should SMAJ28CHE3/5A be mounted on a PCB?

    • SMAJ28CHE3/5A should be mounted with proper thermal management and layout considerations to ensure efficient heat dissipation and optimal performance.