Vishay Semiconductor Diodes Division
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1.5SMC82AHE3/9AT
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1.5SMC82AHE3/9AT - Product Encyclopedia Entry

Introduction

The 1.5SMC82AHE3/9AT is a specialized electronic component that belongs to the category of transient voltage suppressor diodes. This entry provides an in-depth overview of this product, 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: High surge capability, fast response time, low clamping voltage
  • Package: DO-214AB (SMC), SMC (SMD)
  • Essence: Provides protection to sensitive electronic components from voltage spikes
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies based on supplier

Specifications

  • Part Number: 1.5SMC82AHE3/9AT
  • Voltage - Reverse Standoff (Typ): 82V
  • Voltage - Breakdown (Min): 91.2V
  • Clamping Voltage @ Ipp: 135V
  • Current - Peak Pulse (10/1000µs): 19.4A
  • Power - Peak Pulse: 1500W
  • Operating Temperature: -55°C ~ 150°C
  • Mounting Type: Surface Mount
  • Package / Case: DO-214AB, SMC

Detailed Pin Configuration

The 1.5SMC82AHE3/9AT typically has two pins for surface mount installation. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Protects sensitive electronic components by diverting excessive current away from them during voltage transients.
  • Fast Response Time: Quickly responds to voltage spikes, safeguarding the circuitry from damage.
  • High Surge Capability: Capable of withstanding high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge capability

Disadvantages

  • Clamping voltage may be relatively high for some applications
  • Sensitive to reverse polarity connection

Working Principles

The 1.5SMC82AHE3/9AT operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly conducts excess current, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 1.5SMC82AHE3/9AT finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: 1.5SMC6.8AHE3/9AT
  • Alternative Model 2: 1.5SMC15AHE3/9AT
  • Alternative Model 3: 1.5SMC33AHE3/9AT
  • Alternative Model 4: 1.5SMC120AHE3/9AT

In conclusion, the 1.5SMC82AHE3/9AT transient voltage suppressor diode offers robust protection against voltage transients, making it an essential component in various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5SMC82AHE3/9AT v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1.5SMC82AHE3/9AT in technical solutions:

  1. What is the voltage rating of 1.5SMC82AHE3/9AT?

    • The voltage rating of 1.5SMC82AHE3/9AT is 82V.

  2. What is the peak pulse power of 1.5SMC82AHE3/9AT?

    • The peak pulse power of 1.5SMC82AHE3/9AT is 1500W.

  3. What type of diode is 1.5SMC82AHE3/9AT?

    • 1.5SMC82AHE3/9AT is a unidirectional TVS (transient voltage suppressor) diode.

  4. What are the typical applications for 1.5SMC82AHE3/9AT?

    • Typical applications for 1.5SMC82AHE3/9AT include overvoltage protection in various electronic circuits such as power supplies, telecommunications equipment, and automotive electronics.

  5. What is the maximum clamping voltage of 1.5SMC82AHE3/9AT?

    • The maximum clamping voltage of 1.5SMC82AHE3/9AT is 135V at 5A.

  6. What is the operating temperature range of 1.5SMC82AHE3/9AT?

    • The operating temperature range of 1.5SMC82AHE3/9AT is -55°C to 150°C.

  7. Is 1.5SMC82AHE3/9AT RoHS compliant?

    • Yes, 1.5SMC82AHE3/9AT is RoHS compliant.

  8. What is the package type of 1.5SMC82AHE3/9AT?

    • 1.5SMC82AHE3/9AT comes in a DO-214AB (SMC) package.

  9. What are the key features of 1.5SMC82AHE3/9AT?

    • Key features of 1.5SMC82AHE3/9AT include low incremental surge resistance, fast response time, and high reliability.

  10. Can 1.5SMC82AHE3/9AT be used for ESD (electrostatic discharge) protection?

    • Yes, 1.5SMC82AHE3/9AT can be used for ESD protection in sensitive electronic components and circuits.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.