Microsemi Corporation
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
SMAJ4757E3/TR13
Ver Detalle Hojas de datos

SMAJ4757E3/TR13

Product Overview

Category

The SMAJ4757E3/TR13 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 response to voltage transients, minimizing the risk of damage.
  • Compact Package: Small form factor suitable for integration into various electronic designs.
  • Robustness: Designed to withstand high-energy transients without degradation.

Package

The SMAJ4757E3/TR13 is typically available in a surface-mount package, offering ease of integration onto printed circuit boards (PCBs).

Essence

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

Packaging/Quantity

The product is commonly supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Part Number: SMAJ4757E3/TR13
  • Voltage Rating: 57V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to 150°C
  • Breakdown Voltage: 63.3V
  • Reverse Standoff Voltage: 48.5V

Detailed Pin Configuration

The SMAJ4757E3/TR13 features a standard SMC (DO-214AB) package with two pins for connection to the circuit.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to safe levels, protecting downstream components.
  • Low Clamping Voltage: Ensures that the protected circuitry is exposed to minimal voltage stress during transient events.
  • Bidirectional Protection: Offers protection for both positive and negative voltage transients.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients.
  • Fast response time.
  • Compact form factor for easy integration.

Disadvantages

  • Limited to specific voltage ratings.
  • May require additional circuitry for comprehensive surge protection in high-power applications.

Working Principles

The SMAJ4757E3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a transient voltage, diverting the energy away from sensitive components.

Detailed Application Field Plans

The SMAJ4757E3/TR13 finds application in various electronic systems, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage spikes. - Industrial Control Systems: Ensuring the reliability of control circuitry in industrial environments.

Detailed and Complete Alternative Models

  • SMAJ5.0A: Similar characteristics with a lower voltage rating of 5.0V.
  • SMAJ58A: Higher voltage rating at 58V, suitable for applications requiring higher clamping voltages.

In conclusion, the SMAJ4757E3/TR13 serves as a crucial component in electronic circuit protection, offering efficient transient voltage suppression and safeguarding sensitive electronics from potentially damaging voltage spikes.

Word Count: 511

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ4757E3/TR13 en soluciones técnicas

  1. What is SMAJ4757E3/TR13?

    • SMAJ4757E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key features of SMAJ4757E3/TR13?

    • The key features of SMAJ4757E3/TR13 include its low clamping voltage, fast response time, high surge capability, and compact surface mount package.

  3. What applications is SMAJ4757E3/TR13 commonly used in?

    • SMAJ4757E3/TR13 is commonly used in various technical solutions such as power supplies, automotive electronics, industrial equipment, telecommunications, and consumer electronics.

  4. How does SMAJ4757E3/TR13 protect electronic circuits?

    • SMAJ4757E3/TR13 protects electronic circuits by diverting excessive current away from sensitive components when voltage spikes or transients occur, thus preventing damage.

  5. What is the maximum clamping voltage of SMAJ4757E3/TR13?

    • The maximum clamping voltage of SMAJ4757E3/TR13 is typically around 77.4 volts at a peak pulse current of 10A.

  6. Can SMAJ4757E3/TR13 be used for ESD protection?

    • Yes, SMAJ4757E3/TR13 can be used for electrostatic discharge (ESD) protection in various electronic devices and systems.

  7. What is the operating temperature range of SMAJ4757E3/TR13?

    • The operating temperature range of SMAJ4757E3/TR13 is usually between -55°C to +150°C, making it suitable for a wide range of environments.

  8. Does SMAJ4757E3/TR13 meet any industry standards?

    • Yes, SMAJ4757E3/TR13 typically meets industry standards such as AEC-Q101 for automotive applications and is often compliant with RoHS requirements.

  9. What are the recommended PCB layout considerations for SMAJ4757E3/TR13?

    • It is recommended to minimize the length and impedance of the traces connecting SMAJ4757E3/TR13 to the protected circuit, and to ensure proper grounding and thermal management.

  10. Where can I find detailed specifications and application notes for SMAJ4757E3/TR13?

    • Detailed specifications and application notes for SMAJ4757E3/TR13 can be found in the datasheet provided by the manufacturer or on their official website.