NCV33272ADR2

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOIC-8

Essence: The NCV33272ADR2 is a voltage regulator IC that provides a stable output voltage despite variations in the input voltage. It is designed to regulate and maintain a constant voltage level for various electronic devices.

Packaging/Quantity: The NCV33272ADR2 is available in a standard SOIC-8 package. Each package contains one IC.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Dropout Voltage: 0.6V at 1A
• Output Current: Up to 1.5A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCV33272ADR2 has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. NC: No connection
7. NC: No connection
8. VREF: Reference voltage pin

Functional Features

• Low Dropout Voltage: The NCV33272ADR2 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 1.5A, this voltage regulator can power a wide range of electronic devices.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 4.5V to 40V, making it suitable for various applications.
• Thermal Shutdown Protection: The NCV33272ADR2 includes built-in thermal shutdown protection, which prevents the IC from overheating and ensures its safe operation.
• Overcurrent Protection: It also features overcurrent protection, safeguarding the connected devices from excessive current flow.

Advantages and Disadvantages

Advantages: - Stable output voltage regulation - Wide input voltage range - High output current capability - Built-in thermal and overcurrent protection

Disadvantages: - Limited package options - May require additional external components for specific applications

Working Principles

The NCV33272ADR2 operates based on a linear voltage regulator principle. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. The dropout voltage is minimized to ensure efficient regulation even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The NCV33272ADR2 is commonly used in various electronic devices and systems that require stable and regulated power supply. Some of its typical application fields include:

1. Automotive Electronics: Used in automotive systems such as infotainment systems, engine control units, and lighting systems.
2. Industrial Control Systems: Provides regulated power for industrial automation equipment, motor control systems, and sensors.
3. Consumer Electronics: Used in portable devices, audio/video equipment, and battery charging circuits.
4. Telecommunications: Provides stable power supply for communication devices, routers, and network equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the NCV33272ADR2 are:

1. LM317: A popular adjustable voltage regulator IC with a wide input voltage range and high output current capability.
2. LT1083: A high-current, adjustable linear voltage regulator with low dropout voltage and thermal protection features.
3. LM7805: A fixed 5V voltage regulator IC commonly used in electronic circuits requiring a stable 5V power supply.

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

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