1.5SMC550C - Product Encyclopedia Entry

Introduction

The 1.5SMC550C 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: Protecting sensitive electronic devices from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
• Characteristics: Fast response time, low clamping voltage, high surge current capability.
• Package: SMC (DO-214AB)
• Essence: Safeguarding electronic circuits from voltage spikes and surges.
• Packaging/Quantity: Typically available in reels or bulk packaging with varying quantities.

Specifications

• Voltage Rating: 550V
• Power Dissipation: 1500W
• Breakdown Voltage: 611V to 679V
• Operating Temperature Range: -55°C to 150°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 1.5SMC550C typically has two pins, with the cathode being marked with a band or other indicator for identification.

Functional Features

• Rapid response to transient over-voltage conditions.
• Low clamping voltage to protect downstream components.
• High surge current capability for robust protection.

Advantages and Disadvantages

Advantages

• Effectively protects sensitive electronics from voltage transients.
• Fast response time ensures minimal impact on the protected circuit.
• High surge current capability enhances reliability.

Disadvantages

• May require additional circuitry for comprehensive overvoltage protection.
• Clamping voltage may still allow some voltage excursion, albeit at a reduced level.

Working Principles

When a transient voltage spike occurs, the 1.5SMC550C conducts heavily, diverting the excess current away from the sensitive circuitry. This action limits the voltage across the protected components, preventing damage.

Detailed Application Field Plans

The 1.5SMC550C finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: 1.5SMC6.8CA

  • Voltage Rating: 6.8V
  • Power Dissipation: 1500W
  • Package: SMC (DO-214AB)

• Alternative Model 2: 1.5SMC33A

  • Voltage Rating: 33V
  • Power Dissipation: 1500W
  • Package: SMC (DO-214AB)

• Alternative Model 3: 1.5SMC440CA

  • Voltage Rating: 440V
  • Power Dissipation: 1500W
  • Package: SMC (DO-214AB)

This comprehensive entry provides essential information about the 1.5SMC550C, its specifications, functionality, and application, aiding in its effective utilization in diverse electronic systems.

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