Microsemi Corporation
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
SMAJ4755E3/TR13
Ver Detalle Hojas de datos

SMAJ4755E3/TR13

Product Overview

Category

The SMAJ4755E3/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, ESD (electrostatic discharge), and other transient voltage events.

Characteristics

  • Voltage Suppression: Provides protection against voltage spikes and transients.
  • Fast Response Time: Rapidly clamps transient voltages to a safe level.
  • Low Leakage Current: Ensures minimal power dissipation during normal operation.
  • Compact Package: Small form factor for space-constrained applications.

Package

The SMAJ4755E3/TR13 is typically available in a DO-214AC (SMA) package.

Essence

The essence of the SMAJ4755E3/TR13 lies in its ability to safeguard electronic circuits from voltage surges, ensuring reliable operation and longevity of electronic devices.

Packaging/Quantity

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

Specifications

  • Standoff Voltage: 51.7V
  • Breakdown Voltage: 57.2V
  • Peak Pulse Power: 1500W
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMAJ4755E3/TR13 features a standard DO-214AC (SMA) package with two pins. The pin configuration is as follows: 1. Pin 1: Anode 2. Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Bidirectional Protection: Offers protection for both positive and negative voltage transients.
  • Low Clamping Voltage: Limits the voltage across the protected circuitry to a safe level.

Advantages

  • Robust Protection: Shields sensitive electronics from voltage surges, enhancing system reliability.
  • Fast Response Time: Quickly responds to transient events, minimizing the risk of damage.
  • Compact Design: Space-efficient package suitable for various applications.

Disadvantages

  • Limited Peak Pulse Power: May not be suitable for applications with extremely high transient energy levels.
  • Temperature Sensitivity: Performance may vary under extreme temperature conditions.

Working Principles

The SMAJ4755E3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a voltage surge, diverting the transient energy away from the protected circuitry.

Detailed Application Field Plans

The SMAJ4755E3/TR13 finds extensive use in various applications, including: - Telecommunications: Protects communication equipment from lightning-induced surges. - Industrial Control Systems: Safeguards control circuitry from voltage transients. - Automotive Electronics: Provides ESD protection for automotive electronic modules.

Detailed and Complete Alternative Models

  • P6KE51CA: Similar TVS diode with comparable specifications.
  • 1.5SMC51CA: Alternative TVS diode offering similar transient voltage suppression characteristics.

In conclusion, the SMAJ4755E3/TR13 TVS diode offers robust transient voltage protection for a wide range of electronic applications, ensuring the integrity and longevity of sensitive electronic components.

Word Count: 529

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ4755E3/TR13 en soluciones técnicas

  1. What is SMAJ4755E3/TR13?

    • SMAJ4755E3/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 SMAJ4755E3/TR13?

    • The key features of SMAJ4755E3/TR13 include a peak pulse power dissipation of 400W, low clamping voltage, and fast response time.

  3. In what technical solutions can SMAJ4755E3/TR13 be used?

    • SMAJ4755E3/TR13 can be used in various technical solutions such as power supplies, automotive electronics, industrial controls, and telecommunications equipment to protect against voltage surges and ESD events.

  4. How does SMAJ4755E3/TR13 provide protection in technical applications?

    • SMAJ4755E3/TR13 provides protection by diverting excessive current away from sensitive components when a voltage surge occurs, thereby preventing damage to the circuitry.

  5. What is the operating voltage range of SMAJ4755E3/TR13?

    • SMAJ4755E3/TR13 has an operating voltage range from 5V to 64.8V, making it suitable for a wide range of applications.

  6. Are there any specific mounting or handling considerations for SMAJ4755E3/TR13?

    • SMAJ4755E3/TR13 should be mounted on a heat sink or thermal pad to dissipate heat effectively. Additionally, proper ESD precautions should be taken during handling to prevent damage to the diode.

  7. Can SMAJ4755E3/TR13 be used in high-frequency applications?

    • Yes, SMAJ4755E3/TR13 can be used in high-frequency applications due to its fast response time and low capacitance.

  8. What are the environmental specifications for SMAJ4755E3/TR13?

    • SMAJ4755E3/TR13 is compliant with RoHS and REACH directives, making it suitable for use in environmentally conscious designs.

  9. Is SMAJ4755E3/TR13 suitable for overvoltage protection in battery-powered devices?

    • Yes, SMAJ4755E3/TR13 is suitable for overvoltage protection in battery-powered devices, providing a reliable safeguard against voltage spikes.

  10. Where can I find detailed technical specifications and application notes for SMAJ4755E3/TR13?

    • Detailed technical specifications and application notes for SMAJ4755E3/TR13 can be found in the datasheet provided by the manufacturer or on their official website.