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SMAJ4744E3/TR13
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SMAJ4744E3/TR13

Introduction

SMAJ4744E3/TR13 is a diode belonging to the category of transient voltage suppressor (TVS) diodes. 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 SMAJ4744E3/TR13.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.
  • Characteristics: Fast response time, low clamping voltage, high surge current capability.
  • Package: DO-214AC (SMA)
  • Essence: Provides overvoltage protection for electronic circuits.
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 44.7V
  • Operating Voltage: 38.3V
  • Maximum Reverse Leakage Current: 1µA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ4744E3/TR13 diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Rapid response to transient voltage events
  • Low clamping voltage to protect downstream components
  • High surge current handling capability

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact package size

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive protection

Working Principles

When a transient voltage event occurs, the SMAJ4744E3/TR13 diode conducts and clamps the voltage to a safe level, protecting the connected circuitry from damage. It diverts the excess transient current away from sensitive components.

Detailed Application Field Plans

SMAJ4744E3/TR13 is commonly used in various applications including: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMAJ4744E3/TR13 include: - P6SMBJ44CA - 1.5SMC33CA - SMBJ44CA

In conclusion, SMAJ4744E3/TR13 is a vital component in safeguarding electronic circuits from transient voltage events, offering fast response, low clamping voltage, and high surge current capability. Its compact package and effectiveness make it a popular choice in diverse applications.

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技術ソリューションにおける SMAJ4744E3/TR13 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is SMAJ4744E3/TR13?

    • SMAJ4744E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ4744E3/TR13?

    • The maximum peak pulse power of SMAJ4744E3/TR13 is 400 watts.

  3. What is the breakdown voltage of SMAJ4744E3/TR13?

    • The breakdown voltage of SMAJ4744E3/TR13 is 44 volts.

  4. What are the typical applications of SMAJ4744E3/TR13?

    • SMAJ4744E3/TR13 is commonly used in applications such as telecommunications equipment, industrial control systems, automotive electronics, and consumer electronics to protect against voltage surges.

  5. What is the response time of SMAJ4744E3/TR13?

    • The response time of SMAJ4744E3/TR13 is very fast, typically responding within nanoseconds to clamp the transient voltage.

  6. What is the operating temperature range of SMAJ4744E3/TR13?

    • The operating temperature range of SMAJ4744E3/TR13 is -55°C to +150°C.

  7. How does SMAJ4744E3/TR13 compare to other similar devices in terms of performance?

    • SMAJ4744E3/TR13 offers high surge capability and low clamping voltage, making it suitable for protecting sensitive electronic components.

  8. Can SMAJ4744E3/TR13 be used in high-frequency applications?

    • Yes, SMAJ4744E3/TR13 can be used in high-frequency applications due to its fast response time and low capacitance.

  9. What are the packaging options available for SMAJ4744E3/TR13?

    • SMAJ4744E3/TR13 is available in various surface mount packages such as SMB, SMC, and DO-214AC.

  10. Are there any specific layout or mounting considerations for using SMAJ4744E3/TR13?

    • It is recommended to follow the manufacturer's guidelines for PCB layout and mounting to ensure optimal performance of SMAJ4744E3/TR13.