Texas Instruments bq24725 Скачать руководство пользователя страница 15 | Manualshive

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Bill of Materials, Board Layouts and Schematics

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SLUU439A

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August 2010

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Revised May 2011

bq24725EVM Evaluation Module

Submit Documentation Feedback

Copyright

©

2010

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2011, Texas Instruments Incorporated

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Содержание bq24725

Страница 1: ...13 12 Bottom Silkscreen 13 13 Top Assembly 14 14 Bottom Assembly 14 List of Tables 1 bq24275EVM and EV2300 Connections 4 2 Bill of Materials 8 1 Introduction 1 1 EVM Features Evaluation module for bq2...

Страница 2: ...overload High accuracy current sense amplifiers enable accurate measurement of the ac adapter current allowing monitoring of overall system power For details see bq24725 data sheet SLUS702 1 3 I O De...

Страница 3: ...rve A B Observe if A B occur If they do not occur the unit under test has failed Assembly drawings have location for jumpers test points and individual components 2 2 Equipment 2 2 1 Power Supplies Po...

Страница 4: ...d is newer do not overwrite the newer file 8 Click Finish 2 3 Equipment Setup 1 Set the power supply 1 for 0 V 100 mVdc with the current limit set to 5 A and then turn off supply 2 Connect the output...

Страница 5: ...uter Open the bq24725 evaluation software The main window of the software is shown in Figure 3 Figure 3 Main Window of the bq24725 Evaluation Software 5 SLUU439A August 2010 Revised May 2011 bq24725EV...

Страница 6: ...nal EVM2300 installation USB port Open the bq24725 evaluation software The main window of the software is shown in Figure 3 3 Type in 512 mA in the Charge Current DAC and click the Write button This s...

Страница 7: ...t meter with PS 3 Make sure a voltage meter is connected across J2 BAT GND Enable the output of the PS 3 Ensure that the output voltage is 10 V 500 mV Measure Measure V J2 SYS 19 5 V 1 V adapter conne...

Страница 8: ...from power ground Connect analog ground and power ground separately Connect analog ground and power ground together using power pad as the single ground connection point Or use a 0 resistor to tie an...

Страница 9: ...603 Std Std 1 R15 430k Resistor Chip 1 16W 1 603 Std Std 1 R16 10 Resistor Chip 1 4W 1 1206 Std Std 3 R17 R18 10 0k Resistor Chip 1 16W 1 603 Std Std R19 1 R20 100k Resistor Chip 1 16W 1 603 Std Std...

Страница 10: ...d Schematics www ti com 4 2 Board Layouts Figure 5 Top Layer Figure 6 Second Layer 10 bq24725EVM Evaluation Module SLUU439A August 2010 Revised May 2011 Submit Documentation Feedback Copyright 2010 20...

Страница 11: ...ls Board Layouts and Schematics Figure 7 Third Layer Figure 8 Bottom Layer 11 SLUU439A August 2010 Revised May 2011 bq24725EVM Evaluation Module Submit Documentation Feedback Copyright 2010 2011 Texas...

Страница 12: ...Layouts and Schematics www ti com Figure 9 Top Mask Figure 10 Bottom Mask 12 bq24725EVM Evaluation Module SLUU439A August 2010 Revised May 2011 Submit Documentation Feedback Copyright 2010 2011 Texas...

Страница 13: ...ard Layouts and Schematics Figure 11 Top Silkscreen Figure 12 Bottom Silkscreen 13 SLUU439A August 2010 Revised May 2011 bq24725EVM Evaluation Module Submit Documentation Feedback Copyright 2010 2011...

Страница 14: ...igure 13 Top Assembly Figure 14 Bottom Assembly 4 3 Schematics The schematic is shown on the following page 14 bq24725EVM Evaluation Module SLUU439A August 2010 Revised May 2011 Submit Documentation F...

Страница 15: ...ww ti com Bill of Materials Board Layouts and Schematics 15 SLUU439A August 2010 Revised May 2011 bq24725EVM Evaluation Module Submit Documentation Feedback Copyright 2010 2011 Texas Instruments Incor...

Страница 16: ...oduct This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engine...

Страница 17: ...orized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parti...

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