Texas Instruments bq3050EVM Скачать руководство пользователя страница 9 | Manualshive

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Texas Instruments bq3050EVM Скачать руководство пользователя страница 9

Circuit Module Physical Layouts and Bill of Materials

Figure 8. Schematic

9

SLUU532A

–

November 2011

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Revised December 2011 bq3050EVM SBS 1.1 Compliant Advanced Gas Gauge Battery Management

Solution EVM

Submit Documentation Feedback

Copyright

©

2011, Texas Instruments Incorporated

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Содержание bq3050EVM

Страница 1: ...her evaluation and evaluate the overall functionality of the bq3050 bq29440 solution under different charge and discharge conditions Contents 1 Features 2 2 bq3050 Device Based Circuit Module 2 3 bq3050 Circuit Module Schematic 3 4 Circuit Module Physical Layouts and Bill of Materials 3 5 EVM Hardware and Software Setup 10 6 Troubleshooting Unexpected Dialog Boxes 10 7 Hardware Connection 10 8 Ope...

Страница 2: ...440 based circuit module is a complete and compact example solution of a bq3050 circuit for battery management and protection of Li Ion or Li Polymer packs The circuit module incorporates a bq3050 battery monitor IC bq29440 independent overvoltage protection IC and all other components necessary to accurately predict the capacity of 2 series 3 series or 4 series cells 2 1 Circuit Module Connection...

Страница 3: ...uration uses the Charge FET for precharge To evaluate the internal precharge FET change the least two significant bits in DF Configuration Charging Configuration to be 0 0 See the bq3050 Technical Reference Manual SLUU485 for additional information 3 3 Testing Fuse Blowing Circuit To prevent the loss of board functionality during the fuse blowing test the actual chemical fuse is not provided in th...

Страница 4: ... Figure 1 bq3050EVM 001 Layout Silk Screen Figure 2 Top Assembly 4 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Management SLUU532A November 2011 Revised December 2011 Solution EVM Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 5: ...p Layer Figure 4 Inner Layer 1 Figure 5 Inner Layer 2 Figure 6 Bottom Layer 5 SLUU532A November 2011 Revised December 2011 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Management Solution EVM Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 6: ...aterials www ti com Figure 7 Bottom Assembly 6 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Management SLUU532A November 2011 Revised December 2011 Solution EVM Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 7: ...1 Header Friction Lock 0 400 x 0 500 22 05 3041 Molex Ass y 4 pin Right Angle 1 Q1 FDN339AN MOSFET N ch 20 V SOT23 FDN339AN Fairchild 3 A 0 05 Ω 2 Q2 Q3 Si7114DN MOSFET Fast PWRPAK 1212 Si7114DN T1 E3 Vishay Switching NChan 30 V 18 3 A 7 5 mΩ 1 Q4 2N7002K MOSFET Nch 60 V SOT23 2N7002K T1 E3 Vishay 300 mA 2 Ω 9 R1 R2 R3 R4 R11 100 Resistor Chip 1 16 0603 Std Std R12 R18 R26 R27 W 5 1 R10 0 01 Resis...

Страница 8: ...U2 BQ3050DBT IC 2 3 and TSSOP 38 BQ3050DBT TI 4 Series Battery Pack DBT Manager 1 PCB 108 161 x HPA729 Std 32 550 mm Notes 1 These assemblies are ESD sensitive ESD precautions shall be observed 2 These assemblies must be clean and free from flux and all contaminants Use of no clean flux is not acceptable 3 These assemblies must comply with workmanship standards IPC A 610 Class 2 4 Ref designators ...

Страница 9: ... and Bill of Materials Figure 8 Schematic 9 SLUU532A November 2011 Revised December 2011 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Management Solution EVM Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 10: ...k Yes for the agreement message and follow its instructions 3 Plug the EV2300 into a USB port 6 Troubleshooting Unexpected Dialog Boxes Users downloading the files must be logged in as the administrator or must have privileges to install new programs The driver is not signed so the administrator must allow installation of unsigned drivers in the operating system policy 7 Hardware Connection The bq...

Страница 11: ... to the EV2300 using the provided cable or the connections shown in Table 4 Table 4 Circuit Module to EV2300 Connections bq3050 Device Based Battery EV2300 SMBD SMBD SMBC SMBC VSS GND 2 Connect the PC USB cable to the EV2300 and the PC USB port The bq3050EVM 001 is now set up for operation 11 SLUU532A November 2011 Revised December 2011 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Manage...

Страница 12: ...ions The range for this interval is 0 ms to 65535 ms Only items that are selected for scanning are scanned within this period The bq3050 EVSW provides a logging function that logs the values that were last scanned by EVSW To enable this function click the Start Logging button this causes the Keep Scanning button to be selected When logging is Stopped the Keep Scanning button is still selected and ...

Страница 13: ...data and click Enter which writes the entire tab of flash data or select menu option Data Flash Write All The data flash must be read before any writes are performed to avoid any incorrect data being written to the device The File Special Export menu options allows the data flash to be exported The data flash configuration can be saved to a file by selecting File Export and entering a file name A ...

Страница 14: ...q3050 do the following Select the types of calibration to be performed Enter the measured values for the types selected except for CC Offset Calibration If Temperature Calibration is selected select the sensor that is to be calibrated Click the appropriate button to initiate the desired calibration 9 3 Board Offset Calibration This performs the offset calibration for the current offset of the boar...

Страница 15: ...Figure 12 Calibration Screen 15 SLUU532A November 2011 Revised December 2011 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Management Solution EVM Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 16: ...zeroes for a positive number or the left pad contains F for negative numbers 10 3 Reprogramming To reprogram the device do the following Ensure that the gauge is in Full Access mode Use the Write SMB Word feature to put the gauge into ROM mode 0x0F00 to cmd 0x00 Use the Srec programming feature to browse for the desired srec or senc file then click the Program button to start the transfer Use the ...

Страница 17: ... assigned to work with this device Documents Literature Number bq3050 SBS 1 1 Compliant Gas Gauge With Impedance SLUSA92 Track Data Sheet bq3050 Technical Reference Manual SLUU485 17 SLUU532A November 2011 Revised December 2011 bq3050EVM SBS 1 1 Compliant Advanced Gas Gauge Battery Management Solution EVM Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 18: ...e Changed Reprogramming section 16 Changed input voltage range 19 NOTE Page numbers for previous revisions may differ from page numbers in the current version 18 Revision History SLUU532A November 2011 Revised December 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Страница 19: ...uct 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 engineer or visit www ti com esh No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine process or combination in which such TI products or...

Страница 20: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ3050EVM 001 ...

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