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Automotive TFT-LCD Power Supply with Boost Converter and Gate Voltage Regulators

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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

??? ¡ó 2.1MHz (Buck Converter)

??? ¡ó 2.2MHz (Boost Converter)

? Flexible Stand-Alone Sequencing

? True Shutdown? Boost Converter

? 6?A Low-Current Shutdown Mode (Buck)

? Internal Soft-Start

? Overtemperature Shutdown

? -40¡ãC to +105¡ãC Operation

Applications

??? Automotive Dashboards

??? Automotive Central Information Displays

??? Automotive Navigation Systems

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MAX16929FGUIV ²úÆ·Ïà¹ØÐͺÅ

  • GS160A48-R7B
  • HLG-100
  • HLG-100-20
  • HLG-100-48
  • HLG-120H-15
  • HLG-120H-20
  • HLG-120H-30
  • HLG-120H-54
  • HLG-150-30
  • HLG-150-36
  • HLG-185-12
  • HLG-185-20
  • HLG-185H-12
  • HLG-240_11
  • HLG-40H-24
  • HLG-40H-30
  • HLG-60H-48
  • HLG-80H
  • HLG-80H-36
  • MAX14979E_11
  • MAX15006_11
  • MAX15006AASV
  • MAX15108
  • MAX16910_11
  • MAX16910CASAV
  • MAX16910CATA
  • MAX16928
  • MAX16928DGUP
  • MAX16929BGUI
  • MAX17710GU

MaximÏà¹Øµç·ͼ

  • MAXLINEAR
  • MAXPOWER
  • MAXTENA
  • Maxwell
  • MAYLOON
  • MCC
  • MCNIX
  • MDE
  • MDTIC
  • MEANWELL
  • MECHATRONICS
  • MEDER

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