Figure 1. Typical Application Circuit XySemi Inc -1- www.xysemi.com Rev0.1 XF45061 __________________________________________________________________________________.

and small size board applications. This device has internal switch, no external diode. It has internal fixed 4MHz freque.

The XF45061 is a current mode synchronous step-down converter with fixed operating frequency. The supply current is only 130uA at operating and less than 1uA at shutdown. This device is the ideally solution for Li-Ion battery powered system applicati.

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