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RT9917 7 Channel DC/DC Converters

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Description

RT9917 7 Channel DC/DC Converters General .
The RT9917 is a complete power-supply solution for digital still cameras and other hand-held devices.

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Features

* z z z z 1 Channel Boost/Buck Selectable by SEL Pin 2 Selectable On/Off Sequence Set by SEQ Pin 4 Channels with Internal Compensation Provide Charge Pump Voltage to Enhance NMOS Gate Driving Capability for Alkaline Battery Input All Power Switches Integrated Syn Step-Down DC/DC Converter ` Up to 95%

Applications

* http://www. DataSheet4U. net/ z z z Digital Still Camera PDA Portable Device Ordering Information RT9917 Package Type QW : WQFN-40L 5x5 (W-Type) Lead Plating System P : Pb Free G : Green (Halogen Free and Pb Free) Note : Richtek products are : ` Pin Configurations (TOP VIEW) LX1 EN134 COMP1 FB1 OK

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