Microsemi Corporation
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SMAJ4741AE3/TR13
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SMAJ4741AE3/TR13

Product Overview

Category

The SMAJ4741AE3/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 transients.

Characteristics

  • Voltage Suppression: Capable of suppressing voltage transients to protect downstream components.
  • Fast Response Time: Rapid response to transient events ensures effective protection.
  • Compact Package: Small form factor suitable for integration into various electronic designs.
  • Robustness: Designed to withstand high-energy transient events without degradation.

Package

The SMAJ4741AE3/TR13 is typically available in a surface mount package, which facilitates easy integration onto printed circuit boards (PCBs).

Packaging/Quantity

These devices are commonly packaged in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Part Number: SMAJ4741AE3/TR13
  • Standoff Voltage: 43.6V
  • Breakdown Voltage: 48.4V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to 150°C
  • Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ4741AE3/TR13 features a standard DO-214AC (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 overvoltage events to protect downstream components.
  • Low Clamping Voltage: Ensures that the protected circuitry is exposed to minimal voltage during transient events.
  • Fast Reaction Time: Rapid response to transient events minimizes the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited to specific voltage ranges
  • May require additional circuitry for comprehensive surge protection

Working Principles

The SMAJ4741AE3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage. This effectively diverts the transient energy away from sensitive components, protecting them from damage.

Detailed Application Field Plans

The SMAJ4741AE3/TR13 finds extensive use in various electronic applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: P6KE39CA
  • Alternative Model 2: 1.5KE47A
  • Alternative Model 3: SMBJ48CA

In conclusion, the SMAJ4741AE3/TR13 serves as a crucial component in safeguarding electronic circuits from transient voltage events, offering fast and effective protection in a compact form factor. Its application spans across diverse industries, making it an essential part of modern electronic designs.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ4741AE3/TR13 en soluciones técnicas

  1. What is the maximum reverse voltage of SMAJ4741AE3/TR13?

    • The maximum reverse voltage of SMAJ4741AE3/TR13 is 40V.

  2. What is the typical junction capacitance of SMAJ4741AE3/TR13?

    • The typical junction capacitance of SMAJ4741AE3/TR13 is 115pF.

  3. What is the peak pulse power dissipation of SMAJ4741AE3/TR13?

    • The peak pulse power dissipation of SMAJ4741AE3/TR13 is 400W.

  4. What are the applications of SMAJ4741AE3/TR13?

    • SMAJ4741AE3/TR13 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the breakdown voltage of SMAJ4741AE3/TR13?

    • The breakdown voltage of SMAJ4741AE3/TR13 is typically 52.8V.

  6. Is SMAJ4741AE3/TR13 RoHS compliant?

    • Yes, SMAJ4741AE3/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  7. What is the operating temperature range of SMAJ4741AE3/TR13?

    • The operating temperature range of SMAJ4741AE3/TR13 is -55°C to 150°C.

  8. Does SMAJ4741AE3/TR13 have a low leakage current?

    • Yes, SMAJ4741AE3/TR13 has a low leakage current, which is beneficial for maintaining efficiency in electronic circuits.

  9. Can SMAJ4741AE3/TR13 be used for ESD protection?

    • Yes, SMAJ4741AE3/TR13 can be used for electrostatic discharge (ESD) protection in various electronic devices and systems.

  10. What package type does SMAJ4741AE3/TR13 come in?

    • SMAJ4741AE3/TR13 is available in a DO-214AC (SMA) package, which is a popular surface mount package for diodes and transient voltage suppressors.