The MIC4576-3.3WU is a 3.3 V, 200 kHz, 3.0 A, step-down voltage regulator from Microchip. It is capable of providing excellent load and line regulation, as well as low current draw and low voltage operation. The device offers a wide range of operating conditions, including load currents as low as 25 mA, input voltages up to 6 V, and output voltages as low as 0.3 V. It also has a wide range of protection features, including over-temperature protection, short-circuit protection, and UVLO (Under-Voltage Lock Out). The device is also RoHS compliant and is designed to offer excellent thermal performance in small, board-level applications.