VLZ3V3A-GS18

Introduction

The VLZ3V3A-GS18 is a voltage regulator belonging to the category of electronic components used for regulating voltage in various electronic circuits. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Components
• Use: Voltage Regulation
• Characteristics: Regulates voltage, compact design, high efficiency
• Package: TO-277A
• Essence: Regulating voltage in electronic circuits
• Packaging/Quantity: Available in reels of 3000 units

Specifications

• Input Voltage: 4.5V to 28V
• Output Voltage: 3.3V
• Output Current: 3A
• Dropout Voltage: 0.45V at 3A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: ±0.2%
• Load Regulation: ±0.8%

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. NC: No Connection
4. EN: Enable
5. FB: Feedback
6. VOUT: Output Voltage

Functional Features

• High Efficiency: Provides efficient voltage regulation, minimizing power loss
• Overcurrent Protection: Safeguards against excessive current flow
• Thermal Shutdown: Prevents overheating, ensuring device safety
• Enable Pin: Allows for external control of the regulator's operation

Advantages and Disadvantages

Advantages

• High efficiency
• Overcurrent protection
• Thermal shutdown feature
• Compact design

Disadvantages

• Limited input voltage range
• Higher dropout voltage compared to some alternatives

Working Principles

The VLZ3V3A-GS18 operates by comparing the output voltage with a reference voltage and adjusting the pass element to maintain a stable output voltage despite variations in input voltage and load conditions. The enable pin allows for external control of the regulator's operation, providing flexibility in power management.

Detailed Application Field Plans

The VLZ3V3A-GS18 is suitable for various applications requiring regulated 3.3V power supply, such as: - Embedded systems - Industrial automation - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

• VLZ3V3B-GS18: Similar specifications with lower dropout voltage
• VLZ3V3C-GS18: Enhanced thermal performance with wider operating temperature range
• VLZ3V3D-GS18: Higher input voltage range with comparable output characteristics

In conclusion, the VLZ3V3A-GS18 is a reliable voltage regulator with high efficiency and essential protection features, making it suitable for diverse electronic applications.

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