L6926 is a high efficiency monolithic synchronous step down regulator, which features internal synchronous switch, supports 2V to 5.5V battery input range, max output current is 800mA, output voltage can be selected by an external divider down to 0.6V, switching frequency is 600kHz, external clock frequency range is 500kHz to 1.4MHz. It is suitable for battery powered equipment, portable instruments, cellular phones, PDAs and hand held terminals, DSC and GPS etc.