LE25S81FDTWG Product Overview

Introduction

The LE25S81FDTWG is a versatile integrated circuit belonging to the category of voltage regulators. This component is widely used in electronic devices to regulate and stabilize voltage levels, ensuring consistent and reliable power supply to sensitive components.

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-252-3 (DPAK)
• Essence: Ensuring stable power supply for electronic devices
• Packaging/Quantity: Typically supplied in reels or tubes, quantity varies based on manufacturer's specifications

Specifications

• Input Voltage Range: 4.2V to 26V
• Output Voltage Range: 1.2V to 20V
• Output Current: Up to 1500mA
• Dropout Voltage: 300mV at 1A
• Operating Temperature Range: -40°C to 125°C
• Quiescent Current: 75µA

Detailed Pin Configuration

The LE25S81FDTWG features a standard 3-pin configuration: 1. VIN (Pin 1): Input voltage pin 2. GND (Pin 2): Ground connection 3. VOUT (Pin 3): Output voltage pin

Functional Features

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

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Low dropout voltage
• Thermal protection for enhanced safety

Disadvantages

• Sensitive to improper handling and static discharge
• May require additional external components for specific applications

Working Principles

The LE25S81FDTWG operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage, regardless of variations in input voltage or load conditions. This ensures a stable and regulated power supply for connected electronic components.

Detailed Application Field Plans

The LE25S81FDTWG finds extensive application in various electronic devices, including: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Telecommunication equipment

Detailed and Complete Alternative Models

• LM1117: Similar voltage regulator with adjustable output voltage
• XC6206: Low dropout voltage regulator suitable for battery-powered applications
• LT1763: High-performance voltage regulator with ultra-low dropout voltage

In conclusion, the LE25S81FDTWG is a crucial component in electronic design, offering precise voltage regulation and reliability across diverse applications.

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