Taiwan Semiconductor Corporation
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SMAJ54A R3G
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SMAJ54A R3G

Product Overview

Category

The SMAJ54A R3G 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

  • Voltage Suppression: Capable of suppressing transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the circuit.
  • Compact Size: Small form factor for easy integration into electronic designs.

Package

The SMAJ54A R3G is typically available in a surface mount package, making it suitable for modern PCB designs.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage transients, ensuring the reliability and longevity of electronic systems.

Packaging/Quantity

The SMAJ54A R3G is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 54V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to +150°C
  • Package Type: SMA (DO-214AC)

Detailed Pin Configuration

The SMAJ54A R3G features a standard SMA package with two pins. Pin 1 is the anode, while pin 2 serves as the cathode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to a safe level, protecting downstream components.
  • Low Clamping Voltage: Ensures that the protected circuit operates within safe voltage limits during transient events.

Advantages

  • Protection: Safeguards sensitive electronic components from voltage surges.
  • Compact Design: Small form factor allows for easy integration into circuit designs.
  • Fast Response: Rapid reaction time ensures minimal disruption to the circuit operation.

Disadvantages

  • Clamping Voltage Limitation: May not be suitable for applications requiring higher clamping voltages.
  • Heat Dissipation: Under prolonged high-power transient events, heat dissipation may become a concern.

Working Principles

The SMAJ54A R3G operates based on the principle of avalanche breakdown, where it rapidly conducts excess current during transient events, limiting the voltage across the protected circuit.

Detailed Application Field Plans

Electronic Circuits

  • Used in power supplies, communication equipment, and consumer electronics to protect against voltage surges.

Automotive Electronics

  • Integrated into automotive control units and infotainment systems to ensure resilience against electrical disturbances.

Industrial Control Systems

  • Employed in industrial automation and control systems to safeguard sensitive electronic components from voltage transients.

Detailed and Complete Alternative Models

  • SMAJ5.0A: Lower voltage rating alternative for applications requiring protection at lower voltage levels.
  • SMAJ58A: Higher voltage rating alternative for applications demanding protection against higher voltage transients.

In conclusion, the SMAJ54A R3G serves as a crucial component in electronic circuit protection, offering reliable transient voltage suppression and ensuring the integrity of sensitive electronic systems.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SMAJ54A R3G trong giải pháp kỹ thuật

  1. What is the maximum peak pulse power of SMAJ54A R3G?

    • The maximum peak pulse power of SMAJ54A R3G is 400 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMAJ54A R3G?

    • The breakdown voltage of SMAJ54A R3G is typically 58.9V at 1mA.

  3. What is the operating temperature range of SMAJ54A R3G?

    • The operating temperature range of SMAJ54A R3G is -55°C to +150°C.

  4. What is the clamping voltage of SMAJ54A R3G?

    • The clamping voltage of SMAJ54A R3G is 87.1V at 10A.

  5. What is the reverse stand-off voltage of SMAJ54A R3G?

    • The reverse stand-off voltage of SMAJ54A R3G is 54V.

  6. What is the peak pulse current of SMAJ54A R3G?

    • The peak pulse current of SMAJ54A R3G is 14.5A.

  7. What is the response time of SMAJ54A R3G?

    • The response time of SMAJ54A R3G is less than 1.0 nanoseconds.

  8. What are the typical applications of SMAJ54A R3G?

    • SMAJ54A R3G is commonly used in telecommunications, industrial equipment, and consumer electronics for transient voltage suppression.

  9. Is SMAJ54A R3G RoHS compliant?

    • Yes, SMAJ54A R3G is RoHS compliant.

  10. What is the package type of SMAJ54A R3G?

    • SMAJ54A R3G is available in a DO-214AC (SMA) package.