Vishay Semiconductor Diodes Division
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SMBJ90A-M3/5B
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SMBJ90A-M3/5B

Introduction

The SMBJ90A-M3/5B is a diode belonging to the category of transient voltage suppressors (TVS). It is designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides an overview of the SMBJ90A-M3/5B, including 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-214AA (SMB), SMD/SMT package style
  • Essence: Provides robust protection for sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Part Number: SMBJ90A-M3/5B
  • Voltage - Reverse Standoff (Typ): 77.4V
  • Voltage - Breakdown: 86V
  • Clamping Voltage: 124V
  • Peak Pulse Current: 10A
  • Capacitance: 150pF
  • Operating Temperature: -55°C to 150°C
  • Mounting Type: Surface Mount
  • Package/Case: DO-214AA (SMB)

Detailed Pin Configuration

The SMBJ90A-M3/5B has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Fast response time to transient events
  • Low clamping voltage to limit the voltage across protected components
  • High surge current capability for reliable protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Compact surface mount package
  • Wide operating temperature range

Disadvantages

  • Limited peak pulse current compared to some higher-rated TVS diodes
  • Higher capacitance compared to some low-capacitance TVS diodes

Working Principles

When a transient voltage event occurs, the SMBJ90A-M3/5B conducts and clamps the voltage to a safe level, protecting downstream components. It achieves this through a combination of avalanche breakdown and zener effect.

Detailed Application Field Plans

The SMBJ90A-M3/5B 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 the SMBJ90A-M3/5B include: - SMAJ series - P6KE series - 1.5KE series - SA series

In conclusion, the SMBJ90A-M3/5B is a vital component in safeguarding electronic circuits from transient voltage events. Its fast response time, low clamping voltage, and high surge current capability make it a popular choice for a wide range of applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ90A-M3/5B v technických řešeních

Sure, here are 10 common questions and answers related to the application of SMBJ90A-M3/5B in technical solutions:

  1. What is the SMBJ90A-M3/5B?

    • The SMBJ90A-M3/5B is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

  2. What is the maximum peak pulse power dissipation of the SMBJ90A-M3/5B?

    • The maximum peak pulse power dissipation of the SMBJ90A-M3/5B is 600 watts for a 10/1000μs waveform.

  3. What is the breakdown voltage of the SMBJ90A-M3/5B?

    • The breakdown voltage of the SMBJ90A-M3/5B is 90 volts.

  4. What is the typical clamping voltage of the SMBJ90A-M3/5B?

    • The typical clamping voltage of the SMBJ90A-M3/5B is 146 volts at 77.5A.

  5. What are the typical applications for the SMBJ90A-M3/5B?

    • The SMBJ90A-M3/5B is commonly used in telecommunications equipment, computers, industrial and consumer electronics, and automotive systems to protect against voltage surges and transients.

  6. What is the operating temperature range of the SMBJ90A-M3/5B?

    • The SMBJ90A-M3/5B has an operating temperature range of -55°C to +150°C.

  7. Is the SMBJ90A-M3/5B RoHS compliant?

    • Yes, the SMBJ90A-M3/5B is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the package type of the SMBJ90A-M3/5B?

    • The SMBJ90A-M3/5B is available in a DO-214AA (SMB) package.

  9. Does the SMBJ90A-M3/5B require any external components for proper operation?

    • No, the SMBJ90A-M3/5B does not require any external components for proper operation. It can be directly connected across the input terminals of the protected equipment.

  10. Can the SMBJ90A-M3/5B be used in high-speed data line protection applications?

    • Yes, the SMBJ90A-M3/5B is suitable for high-speed data line protection due to its fast response time and low clamping voltage characteristics.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.