ADM8839 Datasheet | Analog Devices

Charge Pump Regulator for Color TFT Panels ADM8839 Features 3 Voltages (+5 V, +15 V, - 15 V) from a Single 3 V Supply Power Efficiency Optimized for Use with TFT in Mobile Phones Low Quiescent Current Low Shutdown Current (<5 ␮A) Shutdown Function Option to Use External LDO APPLICATIONS Hand-held Instruments TFT LCD Panels Cellular Phones FUNCTIONAL BLOCK DIAGRAM C5, 2.2␮F VCC C1+ VOLTAGE DOUBLER C1- C1, 2.2␮F VOUT LDO_IN OSCILLATOR LDO VOLTAGE REGULATOR C6, 2.2␮F +5VOUT +5VIN C2+ C2- C3+ C3- C3, 0.22␮F +15V C8, 0.22␮F C4, 0.22␮F LDO_ON/OFF CONTROL LOGIC +5V C7, 2.2␮F DOUBLE VOLTAGE TRIPLER TRIPLE TIMING GENERATOR C2, 0.22␮F +15VOUT C4+ SHDN SHUTDOWN CONTROL DISCHARGE...