Microsemi Corporation
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SMAJ5940E3/TR13
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SMAJ5940E3/TR13

Product Overview

Category

The SMAJ5940E3/TR13 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Voltage Suppression: Provides protection against voltage spikes and surges.
  • Fast Response Time: Rapidly clamps transient voltages to a safe level.
  • Low Clamping Voltage: Ensures minimal stress on protected components.
  • Compact Package: Small form factor for easy integration into circuit designs.

Package

The SMAJ5940E3/TR13 is typically available in a DO-214AC (SMA) package.

Essence

The essence of the SMAJ5940E3/TR13 lies in its ability to safeguard electronic circuits from transient voltage events, thereby enhancing the reliability and longevity of electronic devices.

Packaging/Quantity

It is commonly packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 59V
  • Breakdown Voltage: 65.6V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliance: Yes

Detailed Pin Configuration

The SMAJ5940E3/TR13 follows a standard DO-214AC (SMA) pin configuration with two leads for easy soldering onto circuit boards.

Functional Features

  • Transient Voltage Suppression: Quickly clamps transient voltages to protect downstream components.
  • Low Clamping Voltage: Limits the voltage across the protected circuitry during transient events.
  • Fast Response Time: Reacts swiftly to transient voltage spikes, minimizing the risk of damage.

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events.
  • Compact size for easy integration into circuit designs.
  • RoHS compliant, ensuring environmental friendliness.

Disadvantages

  • May require additional circuitry for comprehensive surge protection in high-risk environments.

Working Principles

The SMAJ5940E3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a transient voltage event, diverting the energy away from sensitive components.

Detailed Application Field Plans

The SMAJ5940E3/TR13 finds extensive application in various fields, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Consumer Electronics: Safeguarding sensitive electronic devices from ESD events. - Automotive Electronics: Providing surge protection for vehicle electronics.

Detailed and Complete Alternative Models

  • 1. SMAJ5920B: Similar specifications with a lower standoff voltage of 20V.
  • 2. SMAJ5950C: Higher standoff voltage of 50V with comparable power dissipation capabilities.
  • 3. SMAJ5970D: Enhanced peak pulse power rating for higher transient energy handling.

In conclusion, the SMAJ5940E3/TR13 serves as a crucial component in protecting electronic circuits from transient voltage events, offering effective and reliable surge protection in a compact form factor.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ5940E3/TR13 en soluciones técnicas

  1. What is SMAJ5940E3/TR13?

    • SMAJ5940E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ5940E3/TR13?

    • The maximum peak pulse power of SMAJ5940E3/TR13 is 400 watts.

  3. What is the breakdown voltage of SMAJ5940E3/TR13?

    • The breakdown voltage of SMAJ5940E3/TR13 is 64.4V.

  4. What are the typical applications of SMAJ5940E3/TR13?

    • SMAJ5940E3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial controls to protect against voltage surges and transients.

  5. What is the operating temperature range of SMAJ5940E3/TR13?

    • The operating temperature range of SMAJ5940E3/TR13 is -55°C to +150°C.

  6. What is the reverse stand-off voltage of SMAJ5940E3/TR13?

    • The reverse stand-off voltage of SMAJ5940E3/TR13 is 54V.

  7. What is the clamping voltage of SMAJ5940E3/TR13?

    • The clamping voltage of SMAJ5940E3/TR13 is 87.1V at 10A.

  8. Is SMAJ5940E3/TR13 RoHS compliant?

    • Yes, SMAJ5940E3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  9. What package type does SMAJ5940E3/TR13 come in?

    • SMAJ5940E3/TR13 is available in a DO-214AC (SMA) package.

  10. How can SMAJ5940E3/TR13 be integrated into a circuit design?

    • SMAJ5940E3/TR13 can be easily integrated into circuit designs by placing it in parallel with the component or circuit that needs protection from voltage transients.