TPS65163

www.ti.com LCD Bias Supply With Integrated Level Shifters Check for Samples :TPS65163 TPS65163 SLVSA28 – OCTOBER 2009 FEATURES 1 8.6-V to 14.7-V Input Voltage Range 2.8-A Boost Converter Switch Current Limit Boost Converter Output Voltages up to 18.5 V Boost and Buck Converter Short-Circuit Protection 1.5-A Buck Converter (3.3 V) Switch Current Limit Fixed 750-kHz Switching Frequency for Buck and Boost Converters Buck Converter and Boost Converter Soft-Start Two Charge-Pump Controllers to Regulate VGH and VGL Control Signal for External High-Side MOSFET Isolation Switch 9-Channel Level Shifter Organized in Two Groups of 7 and 2 Channels (Separate VGH) Gate Shaping (Level Shifter Channels 1 to 6) Display Panel Discharge Function Supports VGH Voltages up to 38 V Supports VGL Voltages Down to –13 V Reset Signal With Programmable Reset-Pulse Duration Thermal Shutdown 48-Pin 7-mm × 7-mm QFN Package APPLICATIONS LCD TVs and Monitors Using GIP Technology DESCRIPTION The TPS65163 integrates a boost converter, buck converter, reset generator, two charge pump controllers and a nine-channel level shifter in a single device. In typical display panel applications, the boost converter generates the display panel source voltage, VS; the buck converter generates the system logic supply, VLOGIC; and the two charge pump controllers regulate the external charge pumps generating the display transistors’ on and off supplies, VGH and VGL. The level shifters ...