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SMAJ4743A-TP
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SMAJ4743A-TP

Introduction

The SMAJ4743A-TP is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used to protect sensitive electronics from voltage spikes and transients. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMAJ4743A-TP.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMA (DO-214AC)
  • Essence: Semiconductor diode for voltage suppression
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 43.2V
  • Clamping Voltage: 77.4V at 10A
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ4743A-TP has two pins in a standard SMA package configuration.

Functional Features

  • Fast response to transient over-voltage events
  • Low clamping voltage to protect sensitive components
  • High surge current capability for robust protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Clamping voltage may be higher than some alternative models
  • Limited to specific voltage ratings

Working Principles

When a voltage spike occurs, the SMAJ4743A-TP conducts current to divert the excess energy away from the protected circuit. The diode's fast response time ensures that the voltage spike is clamped at a safe level, protecting the downstream components.

Detailed Application Field Plans

The SMAJ4743A-TP is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMAJ5.0A-TP: Breakdown Voltage 5.0V, Peak Pulse Power 400W
  • SMAJ6.0A-TP: Breakdown Voltage 6.0V, Peak Pulse Power 400W
  • SMAJ7.5A-TP: Breakdown Voltage 7.5V, Peak Pulse Power 400W
  • SMAJ9.0A-TP: Breakdown Voltage 9.0V, Peak Pulse Power 400W
  • SMAJ11A-TP: Breakdown Voltage 11V, Peak Pulse Power 400W

In conclusion, the SMAJ4743A-TP is a vital component in protecting electronic circuits from voltage transients and spikes. Its fast response time, low clamping voltage, and high surge current capability make it an essential part of many electronic systems.

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10 domande e risposte comuni relative all'applicazione di SMAJ4743A-TP nelle soluzioni tecniche

  1. What is the SMAJ4743A-TP?

    • The SMAJ4743A-TP is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMAJ4743A-TP?

    • The maximum peak pulse power of the SMAJ4743A-TP is 400 watts.

  3. What is the breakdown voltage of the SMAJ4743A-TP?

    • The breakdown voltage of the SMAJ4743A-TP is 82.4 volts.

  4. What are the typical applications of the SMAJ4743A-TP?

    • The SMAJ4743A-TP is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems for transient voltage protection.

  5. What is the response time of the SMAJ4743A-TP?

    • The response time of the SMAJ4743A-TP is very fast, typically responding within nanoseconds to clamp transient voltages.

  6. What is the operating temperature range of the SMAJ4743A-TP?

    • The SMAJ4743A-TP has an operating temperature range of -55°C to +150°C, making it suitable for a wide range of environments.

  7. How does the SMAJ4743A-TP compare to other transient voltage suppressors?

    • The SMAJ4743A-TP offers high surge capability, low clamping voltage, and fast response time, making it a reliable choice for transient voltage protection.

  8. Can the SMAJ4743A-TP be used in high-speed data lines?

    • Yes, the SMAJ4743A-TP is suitable for protecting high-speed data lines, including Ethernet, USB, and HDMI interfaces.

  9. What is the packaging type of the SMAJ4743A-TP?

    • The SMAJ4743A-TP is available in a surface mount package, making it easy to integrate into circuit board designs.

  10. Is the SMAJ4743A-TP compliant with industry standards?

    • Yes, the SMAJ4743A-TP is compliant with industry standards such as RoHS and is designed to meet the requirements of various regulatory agencies.