NCV2211DR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Overcurrent protection - Adjustable output voltage - Wide input voltage range

Package: SOIC-8

Essence: The NCV2211DR2G is a voltage regulator IC that provides a stable output voltage by regulating the input voltage. It is commonly used in electronic devices to ensure a consistent power supply.

Packaging/Quantity: The NCV2211DR2G is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.25V - 16V
• Dropout Voltage: 0.3V @ 500mA
• Output Current: Up to 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCV2211DR2G has the following pin configuration:

```

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| | --| Vout Vin|-- --| GND EN |-- --| FB NC |-- |___________| ```

• Vout: Output Voltage
• Vin: Input Voltage
• GND: Ground
• EN: Enable Pin
• FB: Feedback Pin
• NC: No Connection

Functional Features

• Low Dropout Voltage: The NCV2211DR2G has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 1A, this voltage regulator can handle a wide range of electronic devices.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, which prevents overheating and potential damage to the device.
• Overcurrent Protection: The NCV2211DR2G has built-in overcurrent protection, safeguarding against excessive current flow.
• Adjustable Output Voltage: The output voltage can be adjusted within the specified range to meet the requirements of different applications.
• Wide Input Voltage Range: The IC can operate with input voltages ranging from 2.5V to 18V, making it suitable for various power supply scenarios.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation - High output current capability for versatile applications - Thermal shutdown and overcurrent protection enhance reliability - Adjustable output voltage allows flexibility in design - Wide input voltage range accommodates diverse power sources

Disadvantages: - Limited maximum output current compared to some other voltage regulators - Requires external components for proper operation

Working Principles

The NCV2211DR2G operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the feedback received from the FB pin. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a stable output voltage. The EN pin controls the enable/disable state of the regulator.

Detailed Application Field Plans

The NCV2211DR2G is commonly used in various electronic devices that require a stable power supply. Some typical application fields include: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics - Telecommunications equipment

Detailed and Complete Alternative Models

• LM1117: A popular alternative with similar specifications and features.
• LT1084: Offers higher output current capability but at the cost of increased dropout voltage.
• ADP3339: Provides low dropout voltage and high output current, suitable for demanding applications.
• TPS7A47: Offers adjustable output voltage and excellent line regulation.

These alternative models can be considered based on specific requirements and design constraints.

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