NCV1124DR2G

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Overcurrent protection - Reverse battery protection

Package: SOIC-8

Essence: The NCV1124DR2G is a voltage regulator IC that provides a stable output voltage from an input voltage source. It is designed to regulate the voltage and protect the connected circuitry from overvoltage, overcurrent, and reverse battery conditions.

Packaging/Quantity: The NCV1124DR2G is available in a standard SOIC-8 package. It is typically sold in reels or tubes containing multiple units.

Specifications

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

Pin Configuration

The NCV1124DR2G has the following pin configuration:

```

---

| | --| IN GND |-- Pin 1: Ground --| OUT EN |-- Pin 2: Enable (Active High) --| FB |-- Pin 3: Feedback --| NC |-- Pin 4: No Connection --| NC |-- Pin 5: No Connection --| NC |-- Pin 6: No Connection --| VOUT |-- Pin 7: Output Voltage --| VIN |-- Pin 8: Input Voltage |___________| ```

Functional Features

• Low Dropout Voltage: The NCV1124DR2G 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 high current loads.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, which prevents damage due to excessive temperature.
• Overcurrent Protection: It features overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Reverse Battery Protection: The NCV1124DR2G protects against reverse battery connection, preventing potential damage.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Stable output voltage regulation - Built-in protection features - Compact SOIC-8 package

Disadvantages: - Limited output current compared to higher power regulators - Higher quiescent current compared to some low-power alternatives

Working Principles

The NCV1124DR2G operates as a linear voltage regulator. It uses a pass transistor to control the output voltage based on the feedback received from the connected circuitry. By comparing the feedback voltage with a reference voltage, the IC adjusts the pass transistor to maintain a stable output voltage.

Detailed Application Field Plans

The NCV1124DR2G is commonly used in various applications where a stable voltage supply is required. Some typical application fields include: - Automotive electronics - Industrial control systems - Power management circuits - Battery-powered devices - Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the NCV1124DR2G are: - LM1117-3.3: A popular 3.3V linear voltage regulator with similar characteristics. - LT1085CT: A high-current linear voltage regulator capable of delivering up to 3A. - LM317: A versatile adjustable linear voltage regulator with a wide input voltage range.

These alternative models can be considered based on specific requirements and desired performance characteristics.

Word count: 389 words