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SMBJ440A-TP
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SMBJ440A-TP

Introduction

The SMBJ440A-TP is a component belonging to the category of transient voltage suppressor diodes. These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMBJ440A-TP is known for its specific characteristics, packaging, and functional features that make it suitable for various applications.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protecting electronic circuits from voltage spikes and transients
  • Characteristics: Fast response time, low clamping voltage, high surge capability
  • Package: DO-214AA (SMB), Tape & Reel
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

  • Voltage - Reverse Standoff (Typ): 376V
  • Voltage - Breakdown (Min): 418V
  • Voltage - Clamping (Max) @ Ipp: 608V
  • Current - Peak Pulse (10/1000µs): 10.3A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional Channels: 1

Detailed Pin Configuration

The SMBJ440A-TP typically has two pins, with the cathode being shorter than the anode. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response time to clamp transient voltages
  • Low clamping voltage to protect downstream components
  • High surge capability for withstanding large transient currents

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • Compact size for easy integration into circuits

Disadvantages

  • Limited to unidirectional protection
  • May require additional components for bidirectional protection

Working Principles

The SMBJ440A-TP operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the protected circuit. This action effectively clamps the voltage to a safe level, safeguarding the connected components.

Detailed Application Field Plans

The SMBJ440A-TP finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the SMBJ440A-TP include: - SMBJ5.0A-TP - SMBJ15CA-TP - SMBJ28A-TP - SMBJ58CA-TP - SMBJ110A-TP

In conclusion, the SMBJ440A-TP transient voltage suppressor diode offers effective protection against voltage spikes and transients in a wide range of electronic applications. Its fast response time, low clamping voltage, and high surge capability make it a valuable component in ensuring the reliability and longevity of electronic circuits.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SMBJ440A-TP in technischen Lösungen auf

  1. What is the SMBJ440A-TP?

    • The SMBJ440A-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 SMBJ440A-TP?

    • The maximum peak pulse power of the SMBJ440A-TP is 600 watts.

  3. What is the breakdown voltage of the SMBJ440A-TP?

    • The breakdown voltage of the SMBJ440A-TP is 484 volts.

  4. What are the typical applications for the SMBJ440A-TP?

    • The SMBJ440A-TP is commonly used in applications such as telecommunications equipment, industrial automation, and power supplies to protect against voltage surges.

  5. What is the operating temperature range of the SMBJ440A-TP?

    • The SMBJ440A-TP has an operating temperature range of -55°C to 150°C.

  6. What is the response time of the SMBJ440A-TP?

    • The response time of the SMBJ440A-TP is very fast, typically less than 1 picosecond.

  7. Does the SMBJ440A-TP require any external components for proper operation?

    • No, the SMBJ440A-TP does not require any external components for its operation.

  8. Can the SMBJ440A-TP be used in automotive applications?

    • Yes, the SMBJ440A-TP is suitable for use in automotive electronics to protect against voltage transients.

  9. What is the package type of the SMBJ440A-TP?

    • The SMBJ440A-TP is available in a surface mount DO-214AA (SMB) package.

  10. Is the SMBJ440A-TP RoHS compliant?

    • Yes, the SMBJ440A-TP is RoHS compliant, making it suitable for use in environmentally conscious designs.