TPS651851RSLR Description
The TPS651851RSLR device, which supports panel sizes up to 9.7 inches and bigger, is a single-chip power supply made for E Ink Vizplex displays used in portable e-reader applications. The gate driver supply for the Vizplex panel is provided by two high-efficiency DC-DC boost converters, which provide 16-V rails that are increased to 22 V and -20 V by two change pumps. The 15-V source driver supply are made up of two tracking LDOs and can support output currents of up to 120/200 mA (TPS65185/TPS651851). Through the I 2C interface, all rails can be adjusted to meet the needs of any panel.
TPS651851RSLR Features
? From a Single, Low-Voltage Input Supply, Generates Positive and Negative Gates, Source Driver Voltages, and Back-Plane Bias
? Supports Panel Sizes of 9.7 inches and Larger
? Input Voltage Range: 3-V to 6-V
? Positive Rail Base Boost Converter
? For Negative Rail Base, Invert Buck-Boost Converter
TPS651851RSLR Applications
? Active Matrix E-Ink Vizplex Panels Power Supply
? Power supplies for electronic paper displays (EPDs)
? E-book readers
? Tablets and phones with dual displays
? Integrated or Software Timing Controller for Application Processors (OMAPTM)
