VRE310CS - English Editing Encyclopedia Entry

Product Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High precision, low dropout voltage
Package: TO-220
Essence: Integrated circuit voltage regulator
Packaging/Quantity: Individually packaged, 1 unit per package

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Dropout Voltage: 0.5V at 1A
• Output Current: Up to 1.5A
• Line Regulation: 0.02% typical
• Load Regulation: 0.1% typical
• Temperature Range: -40°C to +125°C
• Package Type: TO-220

Detailed Pin Configuration

The VRE310CS voltage regulator has three pins:

1. Input (VIN): This pin is used to connect the input voltage source.
2. Ground (GND): This pin is connected to the ground or reference voltage.
3. Output (VOUT): The regulated output voltage is obtained from this pin.

Functional Features

• High precision and stability in regulating output voltage.
• Low dropout voltage ensures efficient power conversion.
• Built-in thermal shutdown protection prevents overheating.
• Short-circuit and overcurrent protection for enhanced safety.
• Reverse polarity protection guards against incorrect connections.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - High output current capability suits various power requirements. - Excellent line and load regulation ensure stable output voltage. - Compact TO-220 package facilitates easy integration into circuits.

Disadvantages: - Dropout voltage of 0.5V may limit efficiency in low voltage applications. - Limited output current of 1.5A may not be sufficient for high-power devices.

Working Principles

The VRE310CS voltage regulator operates on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of input voltage variations or load changes. The integrated circuit design ensures precise regulation and protection features.

Detailed Application Field Plans

The VRE310CS voltage regulator finds applications in various fields, including:

1. Power Supply Units: Used in power supply circuits to regulate voltage for electronic devices.
2. Automotive Electronics: Provides stable voltage for automotive systems, such as car audio systems and lighting modules.
3. Industrial Control Systems: Ensures consistent voltage levels in industrial automation and control systems.
4. Telecommunications: Used in telecom equipment to maintain reliable voltage for communication devices.
5. Consumer Electronics: Suitable for voltage regulation in portable devices like smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with similar specifications and pin configuration.
2. L7805: Fixed 5V voltage regulator commonly used in electronic circuits.
3. LT1083: High-current adjustable voltage regulator suitable for demanding applications.

These alternative models offer different features and capabilities, allowing users to choose based on specific requirements.

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