VKA380N Product Overview

Introduction

The VKA380N 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 power supply to connected circuits and 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-220, TO-263, D2PAK
• Essence: Ensuring stable and reliable power supply
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

The VKA380N voltage regulator is designed to operate within the following specifications: - Input Voltage Range: 4.5V to 24V - Output Voltage Range: 1.25V to 20V - Maximum Output Current: 3A - Dropout Voltage: 0.6V at 3A - Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The VKA380N voltage regulator features a standard pin configuration with the following connections: 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: The VKA380N offers precise voltage regulation, ensuring stable output under varying load conditions.
• Low Dropout Voltage: This feature minimizes power loss and maximizes efficiency, especially in low input voltage scenarios.
• Thermal Shutdown Protection: The device includes built-in thermal protection to prevent damage from excessive heat.

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 VKA380N utilizes a feedback control mechanism to maintain the output voltage at a constant level, regardless of changes in the input voltage or load conditions. By comparing the actual output voltage to a reference voltage, the regulator adjusts its internal circuitry to achieve the desired output.

Detailed Application Field Plans

The VKA380N finds extensive application in various electronic systems, including: - Power supplies - Battery charging circuits - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Several alternative models to the VKA380N include: - LM317: A popular adjustable voltage regulator with similar characteristics - L7805: Fixed 5V voltage regulator suitable for many applications - LM2940: Low dropout regulator with high current capability

In conclusion, the VKA380N voltage regulator offers reliable performance and precise voltage regulation, making it an essential component in numerous electronic applications.

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