4-Channel Integrated LCD Supply

The ISL97651 represents a high power, integrated LCD supply IC targeted at large panel LCD displays. The ISL97651 integrates a high power, 4.4A boost converter for AVDD generation, an integrated VON charge pump, a VOFF charge pump driver, VON slicing circuitry and a buck regulator with 2A switch for logic generation.

Features
• 4V to 5.5V input supply
• AVDD boost up to 20V, with integrated 4.4A FET
• Integrated VON charge pump, up to 34VOUT
• VOFF charge pump driver, down to -18V
• VLOGIC buck down to 1.2V, with integrated 2A FET
• Automatic start-up sequencing
    - AVDD -> VOFF -> VON or AVDD/VOFF -> VON
    - Independent logic enable
• VON slicing
• Thermally enhanced thin QFN package (6mmx6mm)
• Pb-free (RoHS compliant)

Applications
• LCD monitors (15”+)
• LCD-TVs (40”+)
• Notebook displays (up to 16”)
• Industrial/medical LCD displays