NCV809MTRG

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOT-223

Essence: The NCV809MTRG is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The NCV809MTRG is available in a standard SOT-223 package. It is typically sold in reels containing 2500 units.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 300mV at 1A
• Output Current: Up to 1.5A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCV809MTRG has the following pin configuration:

1. GND (Ground)
2. VOUT (Output Voltage)
3. ADJ (Adjustment)
4. VIN (Input Voltage)

Functional Features

• Low Dropout Voltage: The NCV809MTRG exhibits a low dropout voltage, ensuring efficient regulation 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 handle a wide range of load requirements.
• Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor divider network connected to the ADJ pin.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
• Overcurrent Protection: The NCV809MTRG features overcurrent protection, safeguarding the circuit from excessive current flow.
• Reverse Polarity Protection: It provides reverse polarity protection, preventing damage to the IC in case of incorrect battery or power supply connections.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Adjustable output voltage - High output current capability - Thermal and overcurrent protection - Reverse polarity protection

Disadvantages: - Dropout voltage may limit efficiency in certain applications - SOT-223 package may require additional PCB space compared to smaller packages

Working Principles

The NCV809MTRG is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage obtained from the ADJ pin to adjust the pass transistor's conduction, maintaining a stable output voltage.

Detailed Application Field Plans

The NCV809MTRG can be used in various applications, including but not limited to: - Power supplies for microcontrollers and other digital circuits - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the NCV809MTRG include: - LM1117-ADJ - LT1086-ADJ - TPS7A4700-ADJ - MCP1702-ADJ

These alternatives offer similar functionality and can be considered based on specific application requirements.

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