SMF4L8.0A

Introduction

The SMF4L8.0A is a diode belonging to the category of transient voltage suppressors (TVS). This device is widely used for protecting sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The SMF4L8.0A exhibits specific characteristics that make it suitable for various applications. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMF4L8.0A.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SOD-123FL
• Essence: Silicon TVS Diode
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 400 Watts
• Breakdown Voltage: 8.0V
• Operating Voltage: 6.40V
• Maximum Reverse Leakage Current: 1μA
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMF4L8.0A has a standard SOD-123FL package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Fast response time to clamp transient voltages
• Low clamping voltage to protect sensitive electronics
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact package size
• Wide operating temperature range

Disadvantages

• Limited breakdown voltage range
• Higher reverse leakage current compared to some alternatives

Working Principles

When a transient voltage event occurs, the SMF4L8.0A diode conducts and clamps the voltage to a safe level, protecting the downstream circuitry from damage. It achieves this by diverting excess current away from the protected components.

Detailed Application Field Plans

The SMF4L8.0A is commonly used in various applications, including: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the SMF4L8.0A include: - SMAJ8.0A: Similar power rating and breakdown voltage - SMBJ8.0A: Higher power rating and breakdown voltage - P4SMA8.0A: Higher surge current capability

In conclusion, the SMF4L8.0A is a crucial component for protecting electronic equipment from transient voltage events. Its fast response time, low clamping voltage, and high surge current capability make it suitable for a wide range of applications.

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