1.5SMC550A - Product Encyclopedia Entry

Introduction

The 1.5SMC550A is a component belonging to the category of transient voltage suppressor diodes (TVS 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 Diodes (TVS Diodes)
• Use: The 1.5SMC550A is designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).
• Characteristics: It offers low clamping voltage, fast response time, and high surge current capability.
• Package: SMA (DO-214AC) package
• Essence: Provides robust protection against transient voltage events.
• Packaging/Quantity: Available in tape and reel packaging with varying quantities.

Specifications

• Peak Power Dissipation: 1500W
• Standoff Voltage: 495V to 550V
• Breakdown Voltage: 550V
• Clamping Voltage: 775V at 10A
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC550A TVS diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

• Fast response time
• Low clamping voltage
• High surge current capability
• RoHS compliant

Advantages and Disadvantages

Advantages

• Effective protection against transient voltage events
• Fast response time ensures minimal damage to protected components
• RoHS compliance for environmental friendliness

Disadvantages

• Higher cost compared to traditional diode-based protection methods
• Requires careful consideration of placement and routing for optimal performance

Working Principles

When a transient voltage event occurs, the 1.5SMC550A TVS diode conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The 1.5SMC550A is commonly used in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 1.5SMC550A TVS diode include: - P6SMB550A - SMBJ550A - SMCJ550A - 1.5KE550A

In conclusion, the 1.5SMC550A TVS diode is a crucial component in protecting electronic circuits from transient voltage events, offering fast response times and high surge current capabilities. Its application spans across diverse industries, ensuring the reliability and longevity of sensitive electronic equipment.

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