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User's Guide
SLUUA18 – October 2012
bq24195/L EVM (PWR193) User’s Guide
Contents
1 Introduction
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2
1.1 EVM Features
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2
1.2 Design Considerations
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2
1.3 General Descriptions
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2
1.4 I/O Description
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2
2 Test Summary
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3
2.1 Equipment
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3
2.2 Equipment Setup
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5
2.3 Procedure
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6
3 PCB Layout Guideline
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10
4 Board Layout, Schematic, and Bill of Materials
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11
4.1 Board Layout
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11
4.2 Schematic
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17
4.3 Bill of Materials
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18
List of Figures
1 Connections of the HPA172 Kit
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5
2 Original Test Setup for PWR193 (bq24195/L EVM)
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5
3 Main Window of the bq24195x Evaluation Software for bq24195/L
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6
4 CHG Mode Ripple and Duty Cycle: V
BUS
= 5 V, V
BAT
= 3.7 V
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8
5 Boost Mode Ripple and Duty Cycle; V
BAT
= 3.7 V
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9
6 bq24195/L EVM Top Layer
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11
7 bq24195/L EVM Second Layer
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8 bq24195/L EVM Third Layer
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9 bq24195/L EVM Bottom Layer
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10 bq24195/L EVM Top Assembly
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11 bq24195/L EVM Bottom Assembly
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12 bq24195/L EVM Schematic
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List of Tables
1 EVM Connections
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2
2 Jumper Connections
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3
3 Recommended Operating Conditions
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3
4 Device ID JEITA Settings
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9
5 Bill of Materials
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18
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1 SLUUA18 – October 2012 bq24195/L EVM (PWR193) User’s Guide
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