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MAX17113 - Multiple-Output Power Supply

General Description

The MAX17113 multiple-output power-supply controller generates all the supply rails for thin-film transistor (TFT) liquid-crystal display (LCD) panels in TVs and monitors operating from a regulated 12V input.

Key Features

  • o Optimized for 10.8V to 13.2V Input Supply o 8V to 16.5V Input Supply Range o Selectable Frequency (450kHz/600kHz) o Current-Mode Step-Up Regulator Built-In 24V, 3.3A, 80mΩ n-Channel MOSFET High-Accuracy Output Voltage (1%) True Shutdown Fast Load-Transient Response High Efficiency 10ms Internal Soft-Start o Current-Mode Step-Down Regulator Built-In 24V, 3A, 100mΩ n-Channel MOSFET Fast Load-Transient Response Adjustable Output Voltage Down to 1.5V Skip Mode at Light Load (EN2 = AGND) High Effic.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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19-4709; Rev 0; 8/09 EVAALVUAAILTAIOBNLEKIT Low-Cost, Multiple-Output Power Supply for LCD TVs MAX17113 General Description The MAX17113 multiple-output power-supply controller generates all the supply rails for thin-film transistor (TFT) liquid-crystal display (LCD) panels in TVs and monitors operating from a regulated 12V input. It includes a step-down and a step-up regulator, a positive and a negative charge pump, a Dual Mode™ logiccontrolled high-voltage switch control block, and an adjustable-timing power-good output. The MAX17113 can operate from 8V to 16.5V input voltages and is optimized for LCD TV panel and LCD monitor applications running directly from 12V supplies.