0451.200MR Product Overview

Introduction

The 0451.200MR is a versatile electronic component that belongs to the category of voltage regulators. This entry provides an in-depth 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: Voltage Regulator
• Use: Regulating voltage in electronic circuits
• Characteristics: Stable output voltage, low dropout voltage, high current capability
• Package: TO-220, TO-252, TO-263
• Essence: Ensures a stable and regulated voltage supply
• Packaging/Quantity: Typically sold individually or in reels

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Output Current: Up to 5A
• Dropout Voltage: Typically 1.5V at full load
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.02% per V
• Load Regulation: 0.1% per A

Detailed Pin Configuration

The 0451.200MR 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

• Voltage Regulation: Maintains a constant output voltage despite variations in input voltage and load current.
• Overcurrent Protection: Safeguards the circuit by limiting the output current during overloads.
• Thermal Shutdown: Prevents damage due to excessive temperature by shutting down the regulator.

Advantages and Disadvantages

Advantages

• Wide input voltage range
• High current capability
• Low dropout voltage
• Thermal protection

Disadvantages

• Heat dissipation may require additional thermal management
• Sensitive to input voltage transients

Working Principles

The 0451.200MR operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a stable output. It utilizes feedback control to regulate the output voltage.

Detailed Application Field Plans

The 0451.200MR finds extensive use in various applications, including: - Power supplies for industrial equipment - Automotive electronics - Battery charging circuits - LED lighting systems - Audio amplifiers

Detailed and Complete Alternative Models

Several alternative models to the 0451.200MR include: - LM317: A widely used adjustable linear voltage regulator - LM7805: Fixed 5V regulator with high current capability - LT1083: Adjustable positive voltage regulator with high current output

In conclusion, the 0451.200MR is a reliable voltage regulator with a wide range of applications and several alternative models available in the market.

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