The LM2670S-3.3/NOPB is a high-efficiency, step-down voltage regulator from the reputable semiconductor manufacturer, Texas Instruments. This component is part of the LM2670 series, which is known for its SIMPLE SWITCHER® technology, ensuring a straightforward and reliable solution for voltage conversion in various electronic applications.

Key Features

• Output Voltage: This regulator provides a fixed output voltage of 3.3V, which is commonly used in digital circuits and microcontroller-based systems.
• High Efficiency: With an efficiency of up to 92%, the LM2670S-3.3/NOPB minimizes power loss, making it ideal for battery-powered and energy-sensitive applications.
• Current Rating: It can deliver up to 3A of continuous output current, catering to a wide range of power requirements.
• Adjustable Switching Frequency: The switching frequency can be adjusted up to 260kHz, allowing flexibility in balancing efficiency and component size.
• Thermal Shutdown and Current Limit: Built-in thermal shutdown and current limit protections safeguard the device and the system from damage due to excessive heat and overcurrent conditions.
• Package: The device is offered in a TO-263 surface-mount package, which is suitable for automated assembly processes and space-constrained applications.

Applications

The LM2670S-3.3/NOPB is versatile and can be employed in a wide array of applications, including but not limited to:

• Power supplies for digital systems like microcontrollers, FPGAs, and DSPs
• Point-of-load conversions from a higher voltage rail
• Battery chargers and power management in portable devices
• Telecommunications and networking equipment
• Industrial control systems

Environmental and Quality Certifications

The "NOPB" suffix in the part number indicates that this device is part of Texas Instruments' eco-friendly product range, which is free of lead and other environmentally harmful substances, adhering to the RoHS directive. Additionally, the part is manufactured to meet high-quality standards, ensuring reliability and performance consistency.