AT5517 - Global Mixed-mode Technology

AT5517 Integrated Power Solution

The AT5517 includes a step-up converter, two charge pumps, and a high current operational amplifier for TFT LCD. Also included are a logic-controlled high-voltage switch with adjustable delay and an open drain output reset comparator. The step-up DC/DC converter provides the regulated power supply for the panel source driver IC. The converter is a high perfo.

Features

„ 2.5V to 5.5V Input Supply Range „ 1.2MHz Current-Mode Step-Up Converter „ Built-In 18V, 3A 0.2Ω n-Channel MOSFET „ Charge Pumps for VGON and VGOFF „ High Voltage Switch with Adjustable Delay „ Thermal Overload Protection „ TQFN4X4-24 Package Applications „ LCD Monitor Panels „ Notebook Computer Displays „ LCD TVs General Description The AT5517 includes a step-up converter, two charge pumps, and a high current operational amplifier for TFT LCD. Also included are a logic-controlled high-voltage switch with adjustable delay and an open drain output reset comparator. The step-up DC/DC converter.