290VAA5F201A1 Product Encyclopedia Entry

Introduction

The 290VAA5F201A1 is a versatile electronic component that belongs to the category of voltage regulators. This entry provides an in-depth overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

Category: Voltage Regulator
Use: Regulating voltage in electronic circuits
Characteristics: High precision, low dropout voltage, thermal shutdown protection
Package: TO-220
Essence: Stabilizing input voltage to provide a constant output voltage
Packaging/Quantity: Typically sold 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 1.5A
Dropout Voltage: 0.5V at 1A
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The 290VAA5F201A1 typically consists of 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
Low Dropout Voltage: Suitable for low input voltage applications
Thermal Shutdown Protection: Safeguards the regulator from overheating

Advantages and Disadvantages

Advantages

Reliable voltage regulation
Wide input voltage range
Thermal protection enhances safety

Disadvantages

Limited maximum output current
Higher dropout voltage compared to some alternatives

Working Principles

The 290VAA5F201A1 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage. It utilizes feedback control to achieve precise regulation.

Detailed Application Field Plans

This voltage regulator is commonly used in various electronic devices and systems, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Portable consumer electronics

Detailed and Complete Alternative Models

Several alternative models with similar functionality include: - LM317: Adjustable linear voltage regulator - LM7805: Fixed 5V voltage regulator - LT1083: High current adjustable voltage regulator

In conclusion, the 290VAA5F201A1 is a reliable voltage regulator with specific characteristics and applications. Its precise regulation and thermal protection make it suitable for diverse electronic systems and devices.

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