The LM2673SDX-3.3/NOPB is a highly efficient, step-down voltage regulator designed and manufactured by Texas Instruments. This regulator belongs to the LM2673 series, which are known for their SIMPLE SWITCHER® technology, ensuring ease of use and minimal external components. The device is capable of driving a 3A load with excellent line and load regulation.

Key Features

• Output Voltage: 3.3V fixed output voltage, ideal for powering a wide range of digital circuits and applications that require a stable and efficient power supply.
• Current Rating: Capable of delivering up to 3A of continuous output current, making it suitable for high-power applications.
• High Efficiency: Features an efficiency of up to 92%, reducing power loss and heat generation.
• Adjustable Switching Frequency: The switching frequency can be set from 260 kHz to 400 kHz with a single external resistor, allowing for flexibility in design and optimization of inductor size and efficiency.
• Thermal Shutdown: Equipped with thermal shutdown and current limit protection to safeguard the device and the load under extreme operating conditions.
• Package: Available in a highly thermal efficient LLP-14 package, which is suitable for space-constrained applications.
• Lead-Free and RoHS Compliant: The NOPB designation indicates that the product is lead-free and compliant with the RoHS directive, making it suitable for use in environmentally sensitive applications.

Applications

The LM2673SDX-3.3/NOPB is versatile and can be used in a variety of applications, such as:

• Efficient point of load regulation from a higher voltage source.
• Telecommunications and networking equipment.
• Consumer electronics such as set-top boxes and gaming consoles.
• Industrial control systems and automation.
• Portable devices that require efficient power management.

Quality and Reliability

Texas Instruments is renowned for its commitment to quality and reliability, and the LM2673SDX-3.3/NOPB is no exception. Designed to meet the rigorous standards of the industry, this voltage regulator is a reliable choice for designers and engineers seeking performance and durability in their power supply solutions.