General Description

The MAX16928 is a highly integrated power supply for automotive TFT-LCD applications. The device integrates one boost converter, one 1.8V/3.3V regulator controller, and two gate voltage regulators. The device comes in several versions to satisfy common automotive TFT-LCD power-supply requirements (see the Ordering Information table).

Features

♦ High-Power (Up to 6W) Boost Output Providing Up to 18V

♦ 1.8V or 3.3V Regulator Provides 500mA with External npn Transistor

♦ One Positive-Gate Voltage Regulator Capable of Delivering 20mA at 28V

♦ One Negative-Gate Voltage Regulator

♦ High-Frequency 2.2MHz Operation

♦ Flexible Stand-Alone Sequencing

♦ True Shutdown™ Boost Converter

♦ Internal Soft-Start

♦ Overtemperature Shutdown

♦ -40°C to +105°C Operation

♦ AEC-Q100 Qualified

Applications

    Automotive Dashboards

    Automotive Central Information Displays

    Automotive Navigation Systems