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SMAJ4751A-TP
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SMAJ4751A-TP Encyclopedia Entry

Introduction

The SMAJ4751A-TP is a component belonging to the category of transient voltage suppressor diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-214AC (SMA), SMC package
  • Essence: Provides overvoltage protection for sensitive electronics
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Part Number: SMAJ4751A-TP
  • Standards: Compliant with RoHS and REACH directives
  • Voltage Rating: 51V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ4751A-TP typically has two pins, with the cathode identified by a band or marking on the body of the diode.

Functional Features

  • Transient Voltage Suppression: Quickly clamps transient voltages to safe levels
  • Low Clamping Voltage: Protects sensitive components from overvoltage damage
  • Fast Response Time: Rapid reaction to voltage transients
  • High Surge Current Capability: Can handle large surge currents without degradation

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement in circuit design

Working Principles

The SMAJ4751A-TP operates by diverting excess transient voltage away from sensitive components, thereby protecting them from damage. When a transient voltage spike occurs, the diode quickly conducts, providing a low-impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The SMAJ4751A-TP is commonly used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: P6SMB51A
  • Alternative Model 2: 1.5SMC51CA
  • Alternative Model 3: SMBJ51A

In conclusion, the SMAJ4751A-TP transient voltage suppressor diode offers effective protection against voltage transients in electronic circuits. Its fast response time, low clamping voltage, and high surge current capability make it a valuable component in various applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMAJ4751A-TP i tekniska lösningar

  1. What is SMAJ4751A-TP?

    • SMAJ4751A-TP is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of SMAJ4751A-TP?

    • The maximum working voltage of SMAJ4751A-TP is 40.2V.

  3. What is the peak pulse power dissipation of SMAJ4751A-TP?

    • The peak pulse power dissipation of SMAJ4751A-TP is 400W.

  4. In what applications can SMAJ4751A-TP be used?

    • SMAJ4751A-TP can be used in various applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems to protect against voltage surges and ESD (electrostatic discharge).

  5. What is the breakdown voltage of SMAJ4751A-TP?

    • The breakdown voltage of SMAJ4751A-TP is 53V.

  6. What are the key features of SMAJ4751A-TP?

    • The key features of SMAJ4751A-TP include low clamping voltage, fast response time, and high surge capability.

  7. How does SMAJ4751A-TP provide protection?

    • SMAJ4751A-TP provides protection by diverting excessive current away from sensitive components when a transient voltage event occurs.

  8. Is SMAJ4751A-TP RoHS compliant?

    • Yes, SMAJ4751A-TP is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. What is the operating temperature range of SMAJ4751A-TP?

    • The operating temperature range of SMAJ4751A-TP is -55°C to +150°C, making it suitable for a wide range of environments.

  10. Can SMAJ4751A-TP be used in high-speed data lines?

    • Yes, SMAJ4751A-TP is suitable for use in high-speed data lines to protect against voltage transients and ensure signal integrity.