SR309HR0G Product Overview

Introduction

The SR309HR0G is a versatile electronic component that belongs to the category of voltage regulators. This product is widely 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 circuits and systems
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220, TO-252, DPAK, etc.
• Essence: Ensures consistent and reliable power supply
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.2V to 20V
• Maximum Output Current: 3A
• Dropout Voltage: 300mV at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SR309HR0G typically features three pins: 1. Input (VIN): Connects to the input voltage source 2. Output (VOUT): Provides the regulated output voltage 3. Ground (GND): Serves as the reference potential for the regulator

Functional Features

• High Precision: Provides accurate and stable output voltage regulation
• Low Dropout Voltage: Minimizes power loss and improves efficiency
• Thermal Shutdown Protection: Safeguards the regulator from overheating

Advantages and Disadvantages

Advantages

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

Disadvantages

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

Working Principles

The SR309HR0G operates based on the principle of feedback control, where it continuously compares the actual output voltage with the desired reference voltage and adjusts the internal circuitry to maintain a constant output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The SR309HR0G finds extensive applications in various electronic systems, including but not limited to: - Power supplies for consumer electronics - Industrial automation equipment - Automotive electronics - Telecommunication systems - Medical devices

Detailed and Complete Alternative Models

Some alternative models to the SR309HR0G include: - LM317: A popular adjustable linear voltage regulator - LM7805: Fixed 5V voltage regulator - LT1086: Low dropout positive adjustable regulator

In conclusion, the SR309HR0G offers precise voltage regulation and thermal protection, making it an essential component in numerous electronic applications.

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