MAX1747 Triple Charge-Pump TFT LCD DC-DC Converter

Maxim

Description

19-1788; Rev 0; 10/00 KIT ATION EVALU LE B A IL A AV Triple Charge-Pump TFT LCD DC-DC Converter General .
MAX1747 Features o Adjustable Outputs Up to +5.

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Datasheet Specifications

Part number: MAX1747
Manufacturer: Maxim
File Size: 401.07 KB
Datasheet: MAX1747_MaximIntegratedProducts.pdf
Description: Triple Charge-Pump TFT LCD DC-DC Converter

Features

* o Adjustable Outputs Up to +5.5V Main High-Power Output Up to +35V Positive Charge-Pump Output Down to -35V Negative Charge-Pump Output o 200kHz to 2MHz Adjustable Switching Frequency o +2.7V to +4.5V Input Supply o Internal Power MOSFETs o 0.1µA Shutdown Current o Internal Soft-Start o Power-Ready

Applications

* TFT Active-Matrix LCDs Passive-Matrix Displays Personal Digital Assistants (PDAs) INPUT Typical Operating Circuit SUPM IN CXP CXN MAIN OUTPUT TO µC SHDN RDY DRVN OUT SUPP SUPN FB Pin Configuration TOP VIEW TGND 1 TGND 2 RDY 3 FB 4 INTG 5 IN 6 GND 7 REF 8 FBP 9 FBN 10 20 OUT 19 CXP 18 SUPM 17 CXN

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MAX1747 Triple Charge-Pump TFT LCD DC-DC Converter Maxim

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