National Semiconductor LM3671MF-1.5EV Board Type: Fully Populated Current - Output: 600mA Frequency - Switching: 2MHz Main Purpose: DC/DC, Step Down Outputs And Type: 1, Non-Isolated Power - Output: - Regulator Topology: Buck Series: PowerWise?® Utilized Ic / Part: LM3671 Voltage - Input: 2.7 ~ 5.5V Voltage - Output: 1.5V