Product Data

2

Table of Contents

Absolute Maximum Ratings...............................................3

Specification Table............................................................4

Typical Performance Characteristics.................................8

Pin Configuration & Description ......................................12

Functional Diagram .........................................................14

Theory of Operation ........................................................15

Description .................................................................15

Boost Regulator..........................................................15

Negative Linear Regulator..........................................16

VCOM Buffer ..............................................................17

Low Dropout Linear Regulator (LDO).........................17

VCORE Charge Pump................................................17

External 2x Charge Pump ..........................................18

Reset Output ..............................................................18

Power Up Sequence ..................................................19

Over-temperature Protection......................................19

Design Example..............................................................20

Inductor Selection...................................................20

Diode Selection ......................................................20

Input Capacitor Selection .......................................20

Output Capacitor Selection ....................................20

Layout Guidelines ...........................................................21

Application ......................................................................22

Package Outline Drawing................................................23

Ordering Guide ...............................................................24

Revision History

March 2010 – Rev 1.0: Initial Version