TPS61121RSAR

Introduction

The TPS61121RSAR is a voltage regulator belonging to the category of integrated circuits. This device is commonly used in electronic devices to regulate and control the voltage supplied to various components. Its characteristics, package, essence, packaging/quantity, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models are detailed below.

Basic Information Overview

• Category: Integrated Circuit
• Use: Voltage Regulation
• Characteristics: High efficiency, compact size
• Package: 10-VSON (3x3)
• Essence: Regulating voltage for electronic devices
• Packaging/Quantity: Tape & Reel (3000 units)

Specifications

• Input Voltage Range: 2.7V to 18V
• Output Voltage Range: 1.8V to 28V
• Quiescent Current: 40µA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The TPS61121RSAR has the following pin configuration: 1. VIN: Input Voltage 2. SW: Switch Node 3. FB: Feedback Voltage 4. GND: Ground 5. EN: Enable Pin 6. VOUT: Output Voltage

Functional Features

• High Efficiency: Provides efficient voltage regulation, minimizing power loss.
• Wide Input Voltage Range: Can accommodate a wide range of input voltages, making it versatile.
• Compact Size: The small package size makes it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages

• High efficiency
• Wide input voltage range
• Compact size

Disadvantages

• Limited output current capacity
• Sensitive to external noise

Working Principles

The TPS61121RSAR operates by regulating the input voltage to provide a stable output voltage. It uses a switching regulator topology to efficiently convert the input voltage to the desired output voltage while minimizing power dissipation.

Detailed Application Field Plans

The TPS61121RSAR is commonly used in the following applications: - Portable electronic devices - Battery-powered systems - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the TPS61121RSAR include: - TPS61122RSAR - TPS61123RSAR - TPS61124RSAR

In conclusion, the TPS61121RSAR is a versatile voltage regulator with high efficiency and a wide input voltage range. While it has limitations in terms of output current capacity and sensitivity to external noise, its compact size and functional features make it suitable for various electronic applications.

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