Vishay Semiconductor Diodes Division
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SMAJ54CHE3/5A
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SMAJ54CHE3/5A

Product Overview

Category

The SMAJ54CHE3/5A 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

  • 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.
  • Robust Packaging: Designed to withstand environmental stress and mechanical damage.

Package

The SMAJ54CHE3/5A is typically available in a surface-mount package, providing ease of installation onto printed circuit boards (PCBs).

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage transients, ensuring reliable operation and longevity of electronic devices.

Packaging/Quantity

The SMAJ54CHE3/5A is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Part Number: SMAJ54CHE3/5A
  • Peak Pulse Power: 400W
  • Breakdown Voltage: 54V
  • Operating Temperature Range: -55°C to 150°C
  • Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ54CHE3/5A features a standard DO-214AC (SMA) package with two pins. Pin 1 is the cathode, while pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Low Clamping Voltage: Ensures that the protected circuit operates within safe voltage limits.
  • Fast Response Time: Rapid reaction to transient events minimizes the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients.
  • Compact size for easy integration into circuit designs.
  • Fast response time ensures minimal impact on circuit operation.

Disadvantages

  • Limited to specific voltage and power ratings.
  • May require additional components for comprehensive surge protection in complex systems.

Working Principles

The SMAJ54CHE3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage, thereby diverting the transient energy away from the protected circuit.

Detailed Application Field Plans

Consumer Electronics

  • Used in power supply units and interface circuits to protect against voltage surges from external sources.

Automotive Electronics

  • Integrated into automotive control modules to safeguard sensitive electronics from voltage spikes caused by electrical disturbances.

Industrial Equipment

  • Employed in industrial automation systems to ensure the reliability of electronic controls in harsh electrical environments.

Detailed and Complete Alternative Models

  • P6KE51CA: Similar transient voltage suppressor with a higher peak pulse power rating.
  • 1.5SMC54CA: Surface-mount device offering comparable voltage suppression capabilities.

In conclusion, the SMAJ54CHE3/5A serves as a crucial component in protecting electronic circuits from transient voltage events, finding applications across various industries and electronic systems.

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Texniki həllərdə SMAJ54CHE3/5A tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. What is SMAJ54CHE3/5A?

    • SMAJ54CHE3/5A is a type of TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum voltage rating for SMAJ54CHE3/5A?

    • The maximum voltage rating for SMAJ54CHE3/5A is 54V.

  3. What is the peak pulse power dissipation of SMAJ54CHE3/5A?

    • The peak pulse power dissipation of SMAJ54CHE3/5A is typically 400W.

  4. What are the typical applications of SMAJ54CHE3/5A?

    • SMAJ54CHE3/5A is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems to protect against voltage surges and ESD (electrostatic discharge).

  5. What is the response time of SMAJ54CHE3/5A?

    • The response time of SMAJ54CHE3/5A is very fast, typically in the nanosecond range, providing quick protection against transient events.

  6. How does SMAJ54CHE3/5A provide protection to electronic circuits?

    • SMAJ54CHE3/5A clamps the voltage level to a safe threshold during transient events, diverting excess current away from sensitive components and preventing damage.

  7. What are the environmental operating conditions for SMAJ54CHE3/5A?

    • SMAJ54CHE3/5A is designed to operate within a wide temperature range, typically from -55°C to 150°C, making it suitable for various environmental conditions.

  8. Can SMAJ54CHE3/5A be used for surge protection in data communication systems?

    • Yes, SMAJ54CHE3/5A is often utilized for surge protection in data communication systems, including Ethernet, USB, and other high-speed interfaces.

  9. Is SMAJ54CHE3/5A RoHS compliant?

    • Yes, SMAJ54CHE3/5A is RoHS compliant, ensuring that it meets environmental standards for hazardous substance restrictions.

  10. What are the packaging options available for SMAJ54CHE3/5A?

    • SMAJ54CHE3/5A is available in various package types, including SMA, SMB, SMC, and DO-214AC, offering flexibility for different PCB layouts and assembly processes.