LEL11-31845-20-V Product Overview

Introduction

The LEL11-31845-20-V 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 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 for electronic components
• Packaging/Quantity: Typically sold in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4.5V to 24V
• Output Voltage Range: 1.25V to 20V
• Output Current: Up to 1.5A
• Dropout Voltage: 0.3V at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LEL11-31845-20-V features a standard TO-220 pin configuration 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: Minimizes power loss and heat dissipation
• 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

• Limited maximum output current
• Higher dropout voltage compared to some alternatives

Working Principles

The LEL11-31845-20-V operates based on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the internal circuitry to maintain the desired output level.

Detailed Application Field Plans

This voltage regulator is widely used in various applications, including: - Power supplies for consumer electronics - Automotive electronics - Industrial control systems - Battery charging circuits

Detailed and Complete Alternative Models

Some alternative models to consider include: - LM317: Offers adjustable output voltage and higher current capability - LM7805: Fixed 5V output voltage with higher current handling capacity - LT1086: Low dropout voltage regulator with adjustable output

In conclusion, the LEL11-31845-20-V voltage regulator offers precise and reliable voltage regulation for a wide range of electronic applications, making it an essential component in modern electronic designs.

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