CR4470-25 Product Overview

Introduction

CR4470-25 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. In this entry, we will provide an overview of CR4470-25, including 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: To regulate and stabilize voltage in electronic circuits and systems
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220
• Essence: Regulating voltage to ensure stable operation of electronic devices
• Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

• Input Voltage: 4.5V to 28V
• Output Voltage: 2.5V
• Output Current: 1A
• Dropout Voltage: 0.5V
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The CR4470-25 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

• 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

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 output current capacity

Working Principles

CR4470-25 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

CR4470-25 finds applications in various electronic systems, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to CR4470-25 include: - LM317: A popular adjustable voltage regulator - LM7805: Fixed 5V voltage regulator - LT1086: Low dropout positive fixed regulator

In conclusion, CR4470-25 is a reliable voltage regulator with precise regulation and thermal protection features. While it has certain limitations, its wide input voltage range and stability make it suitable for diverse electronic applications.

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