DESCRIPTION
The LTC®3450 is a complete power converter solution for small thin film transistor (TFT) liquid crystal display (LCD) panels. The device operates from a single Lithium-Ion cell, 2- to 3-cell alkaline input or any voltage source between 1.5V and 4.6V.

FEATURES
■ Generates Three Voltages:
   5.1V at 10mA
   –5V, –10, or –15V at 500µA
   10V or 15V at 500µA
■ Better than 90% Efficiency
■ Low Output Ripple: Less than 5mVP-P
■ Complete 1mm Component Profile Solution
■ Controlled Power-Up Sequence: AVDD/VGL/VGH
■ All Outputs Disconnected and Actively Discharged in
   Shutdown
■ Low Noise Fixed Frequency Operation
■ Frequency Reduction Input for High Efficiency in
   Blank Mode
■ Ultralow Quiescent Current: 75µA (Typ) in Scan Mode
■ Available in a 3mm × 3mm 16-Pin QFN Package

APPLICATIONS
■ Cellular Handsets with Color Display
■ Handheld Instruments
■ PDA