automatic shifting to power saving PFM Mode operation at light loads. Antiringing control circuitry reduces EMI concerns by damping the inductor in discontinuous mode, an.

* MP3/4 PMP
* Digital Camera
* LCD Bias Voltage
* Handheld Instruments
* Wireless Handsets
* GPS.

The XT1801 is a synchronous, fixed frequency, step-up DC/DC converters delivering high efficiency in a 8-lead SOP package. The devices contain an internal NMOS switch and PMOS synchronous rectifier. A switching frequency of 1.5MHz minimizes solution .

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