PS411225 Product Overview

Introduction

The PS411225 is a versatile electronic component that belongs to the category of voltage regulators. This device is commonly used in various electronic applications to regulate and stabilize voltage levels, ensuring consistent and reliable performance.

Basic Information Overview

• Category: Voltage Regulator
• Use: Stabilizing and regulating voltage levels in electronic circuits
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220
• Essence: Ensures stable voltage supply to electronic components
• Packaging/Quantity: Typically supplied in reels or tubes, quantity varies based on manufacturer

Specifications

• Input Voltage Range: 4.5V to 25V
• Output Voltage Range: 1.25V to 20V
• Output Current: Up to 1A
• Dropout Voltage: 0.5V at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The PS411225 typically features 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 stable output voltage despite fluctuations in the input voltage
• Thermal Shutdown Protection: Safeguards the device from overheating by shutting down when the temperature exceeds safe limits
• Low Dropout Voltage: Minimizes power loss and enhances efficiency

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Thermal protection for enhanced reliability
• Low dropout voltage for improved efficiency

Disadvantages

• Limited maximum output current compared to higher-rated regulators
• Requires heat sinking for high-power applications

Working Principles

The PS411225 operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage. When the temperature rises beyond the specified threshold, the thermal shutdown feature activates to prevent damage to the device.

Detailed Application Field Plans

The PS411225 finds extensive use in various electronic systems, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Portable consumer electronics

Detailed and Complete Alternative Models

For applications requiring different specifications or form factors, alternative models to consider include: - LM317: Adjustable voltage regulator with higher output current capability - LM7805: Fixed 5V regulator suitable for low-power applications - LM2940: Low dropout regulator with higher output current capacity

In conclusion, the PS411225 voltage regulator offers precise voltage regulation, thermal protection, and low dropout voltage, making it an ideal choice for a wide range of electronic applications.

Word Count: 410