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ISL98665
OBSOLETE PRODUCT RECOMMENDED REPLACEMENT PART
ISL97649AR5566
TFT-LCD Supplies + DVR + VCOM Amplifier
DATASHEET
FN8564 Rev 0.00 June 27, 2013
The ISL98665 is an integrated power management IC (PMIC) for TFT-LCDs used in notebooks, tablet PCs, and monitors. The device integrates a boost converter for generating AVDD, an LDO for VLOGIC, and a second boost converter for VGH. VGL is generated by a charge pump driven by the switch node of the AVDD boost. The ISL98665 also includes a high performance VCOM amplifier and a VCOM calibrator, with integrated EEPROM.
The AVDD boost converter features a 2.5AFET with adjustable switching frequency ranging from 310kHz to 1.2MHz. The soft-start time and compensation are adjustable by external components.
VGH boost converter features a 1.