SMF24A-HM3-18 Product Encyclopedia Entry

Introduction

The SMF24A-HM3-18 is a component belonging to the category of surface mount TVS diodes. This entry provides a comprehensive overview of the 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: Surface Mount TVS Diodes
• Use: Protection against transient voltage events in electronic circuits
• Characteristics: Low clamping voltage, fast response time, high surge current capability
• Package: SOD-123FL
• Essence: Transient voltage suppression
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage Range: 24V
• Operating Voltage: 20.5V
• Maximum Reverse Standoff Voltage: 24V
• Clamping Voltage: 38.9V
• Peak Pulse Current: 16.7A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMF24A-HM3-18 features a standard SOD-123FL package with two pins for surface mounting onto circuit boards.

Functional Features

• Transient Voltage Suppression: Provides protection against transient voltage events such as electrostatic discharge (ESD) and lightning-induced surges.
• Fast Response Time: Rapidly clamps voltage spikes to protect sensitive electronic components.
• High Surge Current Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against transient voltage events
• Fast response time ensures minimal impact on circuit operation
• High surge current capability for robust performance

Disadvantages

• Clamping voltage may be relatively high for some applications
• Requires careful consideration of placement and layout for optimal performance

Working Principles

The SMF24A-HM3-18 operates by diverting excess transient voltage away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient event occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to dissipate.

Detailed Application Field Plans

The SMF24A-HM3-18 is commonly used in various electronic systems, including: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

• SMF5.0A-HM3-18
• SMF6.8A-HM3-18
• SMF10A-HM3-18
• SMF15A-HM3-18
• SMF30A-HM3-18

In conclusion, the SMF24A-HM3-18 surface mount TVS diode offers effective transient voltage suppression with fast response times and high surge current capability. Its application spans across various industries, and it has several alternative models catering to different voltage requirements.

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