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ADM8840

Part Number	ADM8840
Manufacturer	Analog Devices
Description	Charge Pump Regulator & COM Driver for Color TFT Panel
Published	Mar 23, 2005
Detailed Description	PRELIMINARY TECHNICAL DATA a Charge Pump Regulator & COM Driver for Color TFT Panel ADM8840 Preliminary Technical Data...
Datasheet	ADM8840 PDF File

Overview

PRELIMINARY TECHNICAL DATA a Charge Pump Regulator & COM Driver for Color TFT Panel ADM8840 Preliminary Technical Data FUNCTIONAL BLOCK DIAGRAM -15V FEATURES Programmable COM Driver to prevent Screen-Burn 3 Voltages (5.
0V,15.
0V,-15.
0V) from one 3V Supply Power Efficiency optimised for use with TFT in mobile phones Low Quiescent Current Low Shutdown Current (<5uA) Shutdown Function APPLICATIONS Handheld Instruments TFT LCD Panels Cellular Phones VOLTAGE INVERTER C4+ C4 0.
22 ␮F C9 0.
22 ␮ F C4- ADM8840 TRIPLE VOLTAGE TRIPLER DOUBLE +15V C2+ C2 0.
22 ␮F C8 0.
22 ␮ F C2C3+ C3 0.
22 ␮ F C3- OSCILLATOR TIMING GENERATOR 5VIN +5V 5VOUT SHDN C7 2.
2 ␮ F SHUTDOWN CONTROL DISCHARGE L...

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