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1.5SMC91
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1.5SMC91 - Product Overview

Introduction

The 1.5SMC91 is a diode belonging to the category of transient voltage suppressors (TVS). 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 (TVS)
  • Use: Protection against transient overvoltage conditions
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMC (DO-214AB)
  • Essence: Diode for transient voltage suppression
  • Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

  • Voltage Rating: 1.5V
  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 1.67V to 1.87V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC91 typically follows the standard SMC (DO-214AB) package configuration, with two leads for connection.

Functional Features

  • Transient Voltage Suppression: Provides protection against transient overvoltage events by diverting excessive current away from sensitive components.
  • Fast Response Time: Reacts quickly to transient voltage spikes, minimizing the risk of damage to connected devices.
  • Low Clamping Voltage: Limits the voltage across the protected circuit during transient events, safeguarding against potential damage.

Advantages and Disadvantages

Advantages

  • Effective protection against transient overvoltage conditions
  • Fast response time ensures minimal impact on connected devices
  • Low clamping voltage helps prevent damage to sensitive components

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Limited to specific voltage ratings and power handling capabilities

Working Principles

The 1.5SMC91 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to transient overvoltage conditions, thereby protecting downstream components.

Detailed Application Field Plans

The 1.5SMC91 finds application in various fields, including: - Telecommunications: Protecting communication equipment from lightning-induced surges - Automotive: Safeguarding electronic systems from voltage transients in automotive environments - Industrial Electronics: Providing surge protection for industrial control systems and equipment

Detailed and Complete Alternative Models

  • 1.5SMC6.8A: Similar TVS diode with a lower voltage rating
  • 1.5SMC110A: TVS diode with a higher voltage rating for increased protection

In conclusion, the 1.5SMC91 is a vital component in protecting electronic circuits from transient overvoltage events, offering fast response times and low clamping voltages. Its applications span across various industries, and alternative models are available to cater to different voltage requirements.

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技術ソリューションにおける 1.5SMC91 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。

Sure, here are 10 common questions and answers related to the application of 1.5SMC91 in technical solutions:

  1. What is 1.5SMC91?

    • 1.5SMC91 is a type of surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and surges.

  2. What is the maximum clamping voltage of 1.5SMC91?

    • The maximum clamping voltage of 1.5SMC91 is 77.4 volts at 3.0A.

  3. What are the typical applications of 1.5SMC91?

    • 1.5SMC91 is commonly used in electronic circuits, power supplies, telecommunications equipment, and industrial automation systems to protect against transient overvoltage events.

  4. What is the peak pulse power rating of 1.5SMC91?

    • The peak pulse power rating of 1.5SMC91 is 1500 watts for a 10/1000μs waveform.

  5. How does 1.5SMC91 provide protection against voltage transients?

    • 1.5SMC91 operates by diverting excessive current away from sensitive components when a voltage surge occurs, thereby limiting the voltage across the protected device.

  6. What is the operating temperature range of 1.5SMC91?

    • The operating temperature range of 1.5SMC91 is typically -55°C to +150°C, making it suitable for a wide range of environments.

  7. Can 1.5SMC91 be used in automotive applications?

    • Yes, 1.5SMC91 is often used in automotive electronics to protect against voltage spikes caused by load dump and other transient events.

  8. What is the package type of 1.5SMC91?

    • 1.5SMC91 is available in a DO-214AB (SMC) package, which is a surface mount package suitable for automated assembly processes.

  9. Is 1.5SMC91 compliant with industry standards?

    • Yes, 1.5SMC91 is compliant with industry standards such as AEC-Q101 for automotive applications and is also RoHS compliant.

  10. Are there any specific layout considerations when using 1.5SMC91 in a circuit?

    • It is important to minimize the length and impedance of the traces connecting 1.5SMC91 to the circuit to ensure optimal performance during transient events.

I hope these questions and answers provide a good overview of the application of 1.5SMC91 in technical solutions. Let me know if you need further information!