SR303HR0G Product Overview

Introduction

The SR303HR0G is a versatile electronic component that belongs to the category of voltage regulators. This product is commonly used in various electronic devices and systems to ensure stable and regulated power supply, thereby enhancing the overall performance and reliability of the equipment.

Basic Information Overview

• Category: Voltage Regulator
• Use: To regulate and stabilize voltage in electronic devices
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220
• Essence: Ensures stable and regulated power supply
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 1.25V to 16V
• Output Current: Up to 3A
• Dropout Voltage: 0.6V at 3A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SR303HR0G features a standard TO-220 package with 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 regulation
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage
• Thermal Shutdown Protection: Safeguards the regulator from overheating, enhancing its reliability

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Wide input voltage range
• Thermal protection for added safety

Disadvantages

• Higher dropout voltage compared to some alternative models
• Limited output current capacity

Working Principles

The SR303HR0G operates based on the principle of feedback control, where it continuously compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The SR303HR0G finds extensive applications in various electronic systems, including but not limited to: - Power supplies for consumer electronics - Automotive electronics - Industrial control systems - Battery-powered devices - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the SR303HR0G include: - LM317: A popular adjustable voltage regulator with similar characteristics - L7805: Fixed 5V voltage regulator commonly used in electronic circuits - LT1083: High-current adjustable voltage regulator suitable for power supply applications

In conclusion, the SR303HR0G is a reliable voltage regulator with precise regulation capabilities, making it an essential component in numerous electronic devices and systems.

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