SL18 47003 Product Overview

Introduction

SL18 47003 is a versatile electronic component that belongs to the category of voltage regulators. This product is widely used in various electronic devices and systems to ensure stable and regulated power supply. In this entry, we will provide an overview of SL18 47003, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator
• Use: To regulate and stabilize voltage in electronic circuits and systems
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220, TO-263, D2PAK
• Essence: Integrated circuit for voltage regulation
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.25V to 20V
• Output Current: Up to 3A
• Dropout Voltage: 0.6V at 3A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.02% per volt
• Load Regulation: 0.1% per ampere

Detailed Pin Configuration

The SL18 47003 typically has three pins: 1. Input (VIN): Connects to the input voltage source 2. Ground (GND): Connected to the ground reference 3. Output (VOUT): Provides the regulated output voltage

Functional Features

• High Precision: Provides accurate and stable output voltage regulation
• Low Dropout Voltage: Ensures efficient operation even with small voltage differentials
• Thermal Shutdown Protection: Protects the device from overheating

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Wide input voltage range
• Thermal protection for enhanced safety

Disadvantages

• Higher dropout voltage compared to some alternative models
• Limited maximum output current

Working Principles

SL18 47003 utilizes internal feedback control mechanisms to compare the actual output voltage with a reference voltage. It then adjusts the output to maintain a stable voltage level, compensating for variations in input voltage and load conditions.

Detailed Application Field Plans

SL18 47003 finds extensive applications in various electronic systems, including: - Power supplies for consumer electronics - Automotive electronics - Industrial control systems - Battery charging circuits - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to SL18 47003 include: - LM317: A popular adjustable linear voltage regulator - LM7805: Fixed 5V voltage regulator - LT1083: High current adjustable voltage regulator

In conclusion, SL18 47003 is a reliable voltage regulator with precise regulation capabilities, making it suitable for a wide range of electronic applications.

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