The LMR12010XMK/NOPB from Texas Instruments is a high-performance, easy-to-use power module. Part of the SIMPLE SWITCHER® series, it is a step-down regulator module, or buck converter, designed to reduce the input voltage to a lower, regulated output voltage.

• Input Voltage Range: 4.5V to 20V.
• Output Voltage: 1V (fixed).
• Output Current: Up to 1A.
• Switching Frequency: 1.6MHz.
• Efficiency: Up to 95%.
• Regulation: Excellent line and load regulation.
• Features: Thermal shutdown, under-voltage lockout, cycle-by-cycle current limit.
• Package: Compact, surface-mount.
• Applications: Power management systems, battery chargers, overcurrent protection circuits.