NCV33074ADR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOIC-8

Essence: The NCV33074ADR2G is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The NCV33074ADR2G is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 40V
• Output Voltage Range: 1.25V to 37V
• Dropout Voltage: 0.5V (typical)
• Output Current: Up to 1A
• Quiescent Current: 10mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCV33074ADR2G has the following pin configuration:

```

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| | --| VIN GND |-- Pin 1: Ground --| VOUT NC |-- Pin 2: No Connection --| ADJ NC |-- Pin 3: No Connection --| NC NC |-- Pin 4: No Connection --| NC NC |-- Pin 5: No Connection --| NC NC |-- Pin 6: No Connection --| NC NC |-- Pin 7: No Connection --| NC VOUT |-- Pin 8: Output Voltage |___________| ```

Functional Features

• Low Dropout Voltage: The NCV33074ADR2G 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 power a wide range of electronic devices.

• Adjustable Output Voltage: The output voltage can be adjusted using an external resistor divider network, providing flexibility in meeting specific voltage requirements.

• Overcurrent and Thermal Protection: The IC incorporates overcurrent and thermal protection features, ensuring safe operation under abnormal conditions.

• Wide Input Voltage Range: The NCV33074ADR2G can accept input voltages ranging from 2.7V to 40V, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation - High output current capability for powering diverse devices - Adjustable output voltage provides flexibility - Overcurrent and thermal protection enhance safety - Wide input voltage range accommodates different applications

Disadvantages: - Limited output current compared to higher-rated regulators - Requires external components for precise voltage adjustment

Working Principles

The NCV33074ADR2G operates as a linear voltage regulator. It uses a pass transistor to control the output voltage based on the feedback received from the output terminal. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a stable output voltage. The regulator continuously monitors the output voltage and adjusts the pass transistor accordingly to compensate for any changes in load or input voltage.

Detailed Application Field Plans

The NCV33074ADR2G is commonly used in various applications, including:

1. Power Supply Units: It can be employed in power supply units to provide regulated voltages for microcontrollers, sensors, and other electronic components.

2. Battery-Powered Devices: The voltage regulator is suitable for battery-powered devices, such as portable audio players, handheld instruments, and wireless communication devices.

3. Automotive Electronics: It finds applications in automotive electronics, including infotainment systems, dashboard displays, and lighting control modules.

4. Industrial Control Systems: The NCV33074ADR2G can be utilized in industrial control systems to regulate voltages for PLCs (Programmable Logic Controllers), motor drives, and sensors.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with similar characteristics and pin configuration.
2. LT1084: A high-current, low-dropout voltage regulator suitable for demanding applications.
3. LM7805: A fixed-output voltage regulator that provides a stable 5V output.

These alternative models offer different specifications and features, allowing users to choose the most suitable option based on their specific requirements.

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