SPX1587U-L-5-0

Introduction

The SPX1587U-L-5-0 is a voltage regulator belonging to the category of integrated circuits. It is commonly used in electronic devices to regulate voltage and ensure stable power supply to sensitive components. 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: Integrated Circuits
• Use: Voltage regulation
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220, TO-263
• Essence: Regulating voltage for stable power supply
• Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

• Input Voltage Range: 7V to 20V
• Output Voltage: 5V
• Output Current: Up to 3A
• Dropout Voltage: 1.5V at 3A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.05% typical
• Load Regulation: 0.1% typical

Detailed Pin Configuration

The SPX1587U-L-5-0 has a standard 3-pin configuration: 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
• Low Dropout Voltage: Ensures efficient operation even with small voltage differentials
• Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Suitable for low dropout applications
• Thermal protection enhances safety

Disadvantages

• Higher dropout voltage compared to some alternatives
• Limited output current compared to higher-rated regulators

Working Principles

The SPX1587U-L-5-0 operates by comparing the output voltage to a reference and adjusting the pass transistor to maintain a constant output. When the input voltage exceeds the required output voltage plus the dropout voltage, the regulator maintains a stable output by controlling the pass transistor.

Detailed Application Field Plans

The SPX1587U-L-5-0 finds extensive use in various applications, including: - Battery-powered devices - Portable electronics - Automotive systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SPX1587U-L-5-0 include: - LM2940 - LT1086 - LM317

In summary, the SPX1587U-L-5-0 is a reliable voltage regulator with high precision and thermal protection, making it suitable for a wide range of electronic applications.

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