SMF20A-E3-08

Introduction

The SMF20A-E3-08 is a diode belonging to the category of surface mount devices. It is commonly used for voltage clamping and surge protection in electronic circuits. This entry provides an 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: Diode
• Use: Voltage clamping and surge protection
• Characteristics: Surface mount, low forward voltage drop, high surge capability
• Package: SOD-123FL
• Essence: Semiconductor material with specific electrical properties
• Packaging/Quantity: Tape and reel packaging, quantity varies by manufacturer

Specifications

• Part Number: SMF20A-E3-08
• Type: Transient Voltage Suppressor (TVS) Diode
• Peak Pulse Power: 200W
• Reverse Standoff Voltage: 15V
• Breakdown Voltage: 16.7V
• Clamping Voltage: 25.2V
• Operating Temperature Range: -55°C to 150°C
• Storage Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMF20A-E3-08 typically has two pins, with the cathode marked by a line on the body of the diode. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Voltage Clamping: Protects sensitive components from overvoltage conditions by limiting the voltage across the circuit.
• Surge Protection: Absorbs and dissipates transient surges, safeguarding the circuit from damage due to voltage spikes.

Advantages and Disadvantages

Advantages

• Low forward voltage drop
• High surge capability
• Compact surface mount package
• Fast response time

Disadvantages

• Limited power dissipation capability
• Requires careful PCB layout for optimal performance

Working Principles

The SMF20A-E3-08 operates based on the principle of avalanche breakdown. When a voltage surge occurs, the diode rapidly conducts, diverting excess current away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMF20A-E3-08 finds extensive use in various applications, including: - Consumer electronics - Telecommunications equipment - Automotive electronics - Industrial control systems - Power supplies - LED lighting

Detailed and Complete Alternative Models

Several alternative models with similar characteristics and performance include: - SMAJ15A - SMBJ15CA - SMCJ15A - P6SMB15CA - 1.5SMC15CA

In conclusion, the SMF20A-E3-08 is a vital component in electronic circuits, providing essential voltage clamping and surge protection. Its compact size, high surge capability, and fast response time make it a preferred choice for various applications.

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