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TPS65185 - PMIC

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General Description

The TPS65185x device is a single-chip power supply designed to for E Ink Vizplex displays used in portable e-reader applications, and the device supports panel sizes up to 9.7 inches and greater.

Two high efficiency DC-DC boost converters generate ±16-V rails that are boosted to 22 V and –20 V by two change pumps to provide the gate driver supply for the Vizplex panel.

Two tracking LDOs create the ±15-V source driver supplies that support up to 120/20

Overview

Product Folder Order Now Technical Documents Tools & Software Support & Community TPS65185, TPS651851 SLVSAQ8G – FEBRUARY 2011 – REVISED SEPTEMBER 2017 TPS65185x PMIC for E Ink® Vizplex™ Enabled Electronic Paper Display.

Key Features

  • 1 Single Chip Power-Management Solution for E Ink® Vizplex™ Electronic Paper (E-Paper) Displays.
  • Generates Positive and Negative Gates, and Source Driver Voltages and Back-Plane Bias From a Single, Low-Voltage Input Supply.
  • Supports 9.7-Inch and Larger Panel Sizes.
  • 3-V to 6-V Input Voltage Range.
  • Boost Converter for Positive Rail Base.
  • Inverting Buck-Boost Converter for Negative Rail Base.
  • Two Adjustable LDOs for Source Driver Supply.

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