National Semiconductor bq24188 User Manual

National Semiconductor bq24188 User Manual Manual pdf 1 page image

User's GuideSLUUB72 – January 2015User's Guide for WCSP-Packaged bq24188 2-A BatteryCharger Evaluation ModuleThe bq24188 evaluation module is a complete charger module for evaluating compact, flexible, high-efficiency, USB-friendly, switch-mode charge management solutions for single-cell, Li-ion and Li-polymerbatteries used in a wide range of portable applications.Contents1 Introduction ................................................................................................................... 21.1 bq24188 IC Features ............................................................................................... 21.2 bq24188 EVM Features............................................................................................ 21.3 Schematic............................................................................................................ 31.4 I/O Description ...................................................................................................... 41.5 Test Points........................................................................................................... 41.6 Control and Key Parameters Setting ............................................................................. 51.7 Recommended Operating Conditions............................................................................ 52 Test Summary................................................................................................................ 62.1 Definitions............................................................................................................ 62.2 Recommended Test Equipment .................................................................................. 62.3 Recommended Test Equipment Setup .......................................................................... 82.4 Recommended Test Procedure ................................................................................. 103 Printed-Circuit Board Layout Guideline.................................................................................. 124 Bill of Materials and Board Layout ...................................................................................... 134.1 Bill of Materials .................................................................................................... 134.2 Board Layout....................................................................................................... 14List of Figures1 bq24188EVM Schematic.................................................................................................... 32 BAT_Load (PR1010) Schematic........................................................................................... 73 Connections of HPA172 Kit ................................................................................................ 84 Original Test Setup for BQ24188EVM-691............................................................................... 95 Main Window of bq24188SW Evaluation Software .................................................................... 106 Top Assembly Layer ....................................................................................................... 147 Top Layer ................................................................................................................... 158 First Internal Layer ......................................................................................................... 169 Second Internal Layer ..................................................................................................... 1710 Bottom Layer................................................................................................................ 1811 Bottom Assembly Drawing ................................................................................................ 19List of Tables1 Bill of Materials - BQ24188EVM-691 ................................................................................... 131SLUUB72 – January 2015 User's Guide for WCSP-Packaged bq24188 2-A Battery Charger EvaluationModuleSubmit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated