MAX16929CGUIV中文資料美信數(shù)據(jù)手冊PDF規(guī)格書

General Description

The MAX16929 is a highly integrated power supply for automotive TFT-LCD applications. The device integrates one buck converter, 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 power-supply requirements (see the Ordering Information/Selector Guide table).

Features

? Operating Voltage Range of 4V to 28V (Buck) or? 3V to 5.5V (Boost)

? Independent 28V Input Buck Converter Powers? TFT Bias Supply Circuitry and External Circuitry

? 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 Operation

??? ◇ 2.1MHz (Buck Converter)

??? ◇ 2.2MHz (Boost Converter)

? Flexible Stand-Alone Sequencing

? True Shutdown? Boost Converter

? 6μA Low-Current Shutdown Mode (Buck)

? Internal Soft-Start

? Overtemperature Shutdown

? -40°C to +105°C Operation

Applications

??? Automotive Dashboards

??? Automotive Central Information Displays

??? Automotive Navigation Systems