LSP10480LLS Product Encyclopedia Entry

Introduction

The LSP10480LLS is a power management product designed for use in various electronic devices. 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: Power Management IC
• Use: Regulating and managing power supply in electronic devices
• Characteristics: Efficient power regulation, compact design, high reliability
• Package: Small outline package (SOP), 8-pin
• Essence: Voltage regulator with overcurrent protection
• Packaging/Quantity: Typically supplied in reels of 2500 units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.2V to 24V
• Maximum Output Current: 800mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C
• Protection Features: Overcurrent protection, thermal shutdown

Detailed Pin Configuration

1. VIN (Pin 1): Input voltage
2. GND (Pin 2): Ground
3. FB (Pin 3): Feedback
4. EN (Pin 4): Enable
5. NC (Pin 5): No connection
6. SW (Pin 6): Switch node
7. GND (Pin 7): Ground
8. VOUT (Pin 8): Output voltage

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite variations in input voltage and load conditions.
• Overcurrent Protection: Automatically limits the output current to prevent damage to the device or the load.
• Thermal Shutdown: Protects the IC from overheating by shutting down the regulator when the temperature exceeds a safe threshold.

Advantages and Disadvantages

Advantages

• Compact size suitable for space-constrained applications
• Wide input voltage range allows flexibility in various power supply configurations
• Efficient power management with low quiescent current

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Operating temperature range may restrict usage in extreme environments

Working Principles

The LSP10480LLS utilizes a feedback mechanism to regulate the output voltage based on the reference voltage. When the input voltage or load changes, the feedback loop adjusts the duty cycle of the internal switch to maintain a constant output voltage. Additionally, the overcurrent protection monitors the output current and limits it to a safe level when necessary.

Detailed Application Field Plans

The LSP10480LLS is well-suited for a wide range of applications, including: - Portable electronic devices - Battery-powered systems - Industrial automation equipment - Automotive electronics - IoT devices

Detailed and Complete Alternative Models

• LSP10485LLS: Higher maximum output current (1A) variant of LSP10480LLS
• LSP10460LLS: Lower maximum output current (600mA) variant with similar features
• LSP10500LLS: Higher maximum output voltage (30V) variant for specific applications

In conclusion, the LSP10480LLS is a versatile power management IC with efficient regulation and protection features, making it suitable for diverse electronic applications.

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