LM2672M-5.0/NOPB

The LM2672M-5.0/NOPB is a high-performance voltage regulator manufactured by Texas Instruments. It is part of the LM2672 series, which is known for its efficiency and versatility in various applications. Here’s a detailed description of its features and specifications:

General Overview:

• Type: Step-Down (Buck) Voltage Regulator
• Output Voltage: Fixed at 5.0V
• Package Type: TO-220, which allows for easy mounting and heat dissipation.
• Lead-Free: The "NOPB" designation indicates that the part is free from lead, making it compliant with environmental regulations such as RoHS.

Electrical Characteristics:

• Input Voltage Range: The LM2672M-5.0/NOPB can accept a wide input voltage range, typically from 8V to 40V, making it suitable for various power supply applications.
• Output Current: It can deliver up to 3A of output current, which is sufficient for many consumer and industrial applications.
• Efficiency: The regulator boasts high efficiency, often exceeding 85%, which helps in reducing heat generation and improving overall system reliability.
• Switching Frequency: The device operates at a fixed switching frequency of approximately 260 kHz, which helps in minimizing the size of external components like inductors and capacitors.

Protection Features:

• Thermal Shutdown: The LM2672M-5.0/NOPB includes thermal shutdown protection, which prevents damage to the device in case of overheating.
• Current Limiting: It features current limiting to protect against overcurrent conditions, ensuring safe operation under various load conditions.

Application Areas:

• Power Supply Circuits: Ideal for powering microcontrollers, sensors, and other electronic devices that require a stable 5V supply.
• Battery-Powered Devices: Its efficiency makes it suitable for battery-operated applications, extending battery life.
• Consumer Electronics: Commonly used in devices such as portable electronics, gaming consoles, and communication equipment.

Additional Features:

• External Components: The LM2672M-5.0/NOPB requires a minimal number of external components, simplifying the design process and reducing overall PCB space.
• Adjustable Output: While this specific model has a fixed output, the LM2672 series includes adjustable versions for applications requiring different output voltages.

Thermal and Mechanical Characteristics:

• Operating Temperature Range: The device operates effectively over a wide temperature range, typically from -40°C to +125°C, making it suitable for harsh environments.
• Pin Configuration: The TO-220 package features a standard pin configuration, allowing for easy integration into existing designs.

Conclusion:

The LM2672M-5.0/NOPB from Texas Instruments is a robust and efficient voltage regulator that provides a reliable 5V output for a variety of applications. Its combination of high efficiency, thermal protection, and ease of use makes it a popular choice among engineers and designers looking for a dependable power management solution.