The LM2679S-ADJ/NOPB from Texas Instruments is a high-performance, easy-to-use, 3A step-down voltage regulator.

• Series: SIMPLE SWITCHER® series.
• Operating Frequency: 260 kHz.
• Features: Integrates all the functions required in a switching regulator.
• Output Voltage: Adjustable to any value between 1.2V and 37V.
• Efficiency: Up to 90%.
• Topology: Buck-Boost topology.
• Protective Features: Built-in thermal shutdown and current limit functions, undervoltage lockout feature.
• Package: Compact, surface-mount TO-263 package.