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Board Layout, Schematic, and Bill of Materials

4

Board Layout, Schematic, and Bill of Materials

This section contains the

, and

.

4.1

Board Layout

through

illustrate the board layouts for this EVM.

Figure 7. PWR655 EVM Top Layer

11

SLUUB62A – August 2014 – Revised March 2015

bq24296M and bq24298 EVM (PWR655) User’s Guide

Submit Documentation Feedback

Copyright © 2014–2015, Texas Instruments Incorporated

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Содержание BQ24296M

Страница 1: ...7 List of Figures 1 Connections of the EV2300 or EV2400 Kit 5 2 Original Test Setup for PWR655 5 3 Main Window of the bq24296M Evaluation Software 6 4 Main Window of the bq24298 Evaluation Software 6 5 CHG Mode Ripple and Duty Cycle VBUS 5 V VBAT 3 7 V 8 6 Boost Mode Ripple and Duty Cycle VBAT 3 7 V 9 7 PWR655 EVM Top Layer 11 8 PWR655 EVM Second Layer 12 9 PWR655 EVM Third Layer 13 10 PWR655 EVM ...

Страница 2: ...sts the jumper connections available on this EVM Table 2 EVM Connections Jack Description J1 VBUS Input positive terminal J1 GND Input negative terminal ground terminal J2 PMID PMID pin connection Power bank output J2 GND Ground Power bank output negative terminal J3 SYS Connected to system J3 GND Ground J4 BAT Connected to battery pack J4 GND Ground J6 INT INT pin connection J6 OTG OTG pin connec...

Страница 3: ...able the charge Not Installed GUI also can pull CE low JP8 STAT PG CE INT OTG pin internal pull up source VSYS jumper bq24296M and bq24298 Installed JP9 TS1 Resistor Divider pull up source REGN bq24296M and bq24298 Installed JP10 Internal 10 kΩ from TS1 to ground bq24296M and bq24298 Short TS2 and TS2 I JP11 TS2 Connection Not Installed Table 4 lists the recommended operating conditions for this E...

Страница 4: ...ter 2 1 4 Meters Six Fluke 75 multimeters equivalent or better or Four equivalent voltage meters and two equivalent current meters The current meters must be capable of measuring 5 A current 2 1 5 Computer A computer with at least one USB port and a USB cable The Battery Management Studio bqStudio SLUC525 must be properly installed 2 1 6 USB to GPIO Communication Kit EV2300 or EV2400 USB Interface...

Страница 5: ... in series with a current meter multimeter ground side to J4 BAT and GND as shown in Figure 2 Step 5 Connect a voltage meter across J4 BAT and GND Step 6 Connect the USB interface adapt to the computer and connect SDA SCL and GND to TP12 SDA TP13 SCL and TP8 AGND on the EVM respectively Figure 1 shows the connections Figure 1 Connections of the EV2300 or EV2400 Kit Step 7 Figure 2 illustrates the ...

Страница 6: ...re are shown in Figure 3 and Figure 4 respectively Figure 3 Main Window of the bq24296M Evaluation Software Figure 4 Main Window of the bq24298 Evaluation Software 6 bq24296M and bq24298 EVM PWR655 User s Guide SLUUB62A August 2014 Revised March 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated ...

Страница 7: ...3 2 Charge Voltage and Current Regulation of VIN and Device ID Verification Follow steps 1 7 and verify the outputs and IC for the EVM Step 1 Software setup all of Step 1 is done in the GUI a Device address bq24296M and bq24298 b Click the Read button c Select Disabled for I2C Watchdog Timer Limit d Set Input Voltage Limit to 4 2 V e Set Input Current Limit to 500 mA f Set Charge Voltage Limit to ...

Страница 8: ... 7 V 200 mV Step 4 In the software set Fast Charge Current ICHG to 1024 mA Measure IIN 500 mA 200 mA Step 5 Verify scope measurements See Figure 5 500 ns div C1 AC coupled 20 mV div Vac_PMID TP2 to GND Ripple excluding high frequency spikes 10 mV C2 5 V div Vdc_SW TP1 Frequency between 1 25 MHz and 1 5 MHz duty cycle between 73 and 81 C3 AC coupled 20 mV div Vac_VSYS TP4 to GND Excluding high freq...

Страница 9: ...9 V and 5 3 V g Verify scope measurement see Figure 6 C1 AC coupled 20 mV div Vac_PMID TP2 to GND Ripple excluding high frequency spikes C2 5 V div Vdc_SW TP1 Frequency between 1 2 MHz and 1 7 MHz duty cycle between 67 and 74 Figure 6 Boost Mode Ripple and Duty Cycle VBAT 3 7 V spacer Step 6 Verify Device ID JEITA shown in software matches Table 5 Table 5 Device ID JEITA Settings Assembly Number E...

Страница 10: ...ne 4 Route analog ground separately from power ground Connect analog ground and connect power ground separately Connect analog ground and power ground together using power pad as the single ground connection point or use a 0 Ω resistor to tie analog ground to power ground 5 Use a single ground connection to tie the charger power ground to the charger analog ground just beneath the IC Use ground co...

Страница 11: ...s the board layouts schematics and BOMs 4 1 Board Layout Figure 7 through Figure 10 illustrate the board layouts for this EVM Figure 7 PWR655 EVM Top Layer 11 SLUUB62A August 2014 Revised March 2015 bq24296M and bq24298 EVM PWR655 User s Guide Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated ...

Страница 12: ...ill of Materials www ti com Figure 8 PWR655 EVM Second Layer 12 bq24296M and bq24298 EVM PWR655 User s Guide SLUUB62A August 2014 Revised March 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated ...

Страница 13: ...ematic and Bill of Materials Figure 9 PWR655 EVM Third Layer 13 SLUUB62A August 2014 Revised March 2015 bq24296M and bq24298 EVM PWR655 User s Guide Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated ...

Страница 14: ...ill of Materials www ti com Figure 10 PWR655 EVM Bottom Layer 14 bq24296M and bq24298 EVM PWR655 User s Guide SLUUB62A August 2014 Revised March 2015 Submit Documentation Feedback Copyright 2014 2015 Texas Instruments Incorporated ...

Страница 15: ...5 D PG ILIM OTG TP14 TP18 REGN STAT CE TP19 TP11 TP15 SCL SDA D PSEL TS1 TP12 TP16 TP20 INT TP13 TP17 TP9 10µF C12 DNP 10µF C11 DNP TP6 PGND TP8 AGND TP7 AGND REGN SYS 1 2 3 JP3 QON TS2 QON TS2 QON TS2 S1 KSR221GLFS 1µF C22 100k R20 AGND PG D 0 1µF C14 DNP 1µF C18 DNP 1 2 3 JP1 D PSEL AGND REGN PSEL HI LOW TEST POINTS 10 0k R4 QON TS2 NT1 Net Tie PGND PGND PGND PGND 50k R19 VBUS 1 PSEL 2 PG 3 STAT...

Страница 16: ... TS1 TS2 TS2 1 TP2 TP3 TP10 TP4 TP5 D PG ILIM OTG TP14 TP18 REGN STAT CE TP19 TP11 TP15 SCL SDA D PSEL TS1 TP12 TP16 TP20 INT TP13 TP17 TP9 10µF C12 DNP 10µF C11 DNP TP6 PGND TP8 AGND TP7 AGND REGN SYS 1 2 3 JP3 QON TS2 QON TS2 QON TS2 S1 KSR221GLFS 0 C22 100k R20 DNP AGND PG D 0 1µF C14 DNP 1µF C18 DNP 1 2 3 JP1 D PSEL AGND REGN PSEL HI LOW TEST POINTS 10 0k R4 QON TS2 NT1 Net Tie PGND PGND PGND ...

Страница 17: ...il Tin PEC03SAAN Sullins Connector Solutions L1 1 1uH Inductor Flat Wire Powdered Iron 1uH 4 8A 0 0336 ohm SMD 4 7x1 2x4 0mm SRP4012 1R0M Bourns LBL1 1 Thermal Transfer Printable Labels 0 650 W x 0 200 H 10 000 per roll PCB Label 0 650 H x 0 200 W THT 14 423 10 Brady R1 1 130 RES 130 ohm 1 0 063W 0402 0402 CRCW0402130RFKED Vishay Dale R2 1 5 23k RES 5 23k ohm 1 0 063W 0402 0402 CRCW04025K23FKED Vi...

Страница 18: ...2 C1005X5R1E225K050BC TDK C11 C12 C13 0 10uF CAP CERM 10uF 25V 20 X5R 0603 0603 GRM188R61E106MA73 MuRata C14 0 0 1uF CAP CERM 0 1uF 10V 10 X5R 0402 0402 GRM155R61A104KA01D MuRata C18 0 1uF CAP CERM 1uF 10V 10 X5R 0402 0402 GRM155R61A105KE15D MuRata D1 0 40V Diode Schottky 40V 0 38A SOD 523 SOD 523 ZLLS350TA Diodes Inc D2 0 20V Diode Schottky 20V 1A 1 4x0 6x0 31mm 1 4x0 6x0 31mm NSR10F20NXT5G ON Se...

Страница 19: ...ed TH Header 3 PIN 100mil PEC03SAAN Sullins Connector Solutions Tin L1 1 1uH Inductor Flat Wire Powdered Iron 1uH 4 8A 4 7x1 2x4 0mm SRP4012 1R0M Bourns 0 0336 ohm SMD LBL1 1 Thermal Transfer Printable Labels 0 650 W x 0 200 PCB Label 0 650 H x THT 14 423 10 Brady H 10 000 per roll 0 200 W R1 1 130 RES 130 ohm 1 0 063W 0402 0402 CRCW0402130RFKED Vishay Dale R2 1 5 23k RES 5 23k ohm 1 0 063W 0402 0...

Страница 20: ...TG RTW0024H C8 C10 C17 C20 0 1000pF CAP CERM 1000pF 25V 5 C0G NP0 0402 0402 C1005C0G1E102J TDK C9 0 2 2uF CAP CERM 2 2uF 25V 10 X5R 0402 0402 C1005X5R1E225K050BC TDK C11 C12 C13 0 10uF CAP CERM 10uF 25V 20 X5R 0603 0603 GRM188R61E106MA73 MuRata C14 0 0 1uF CAP CERM 0 1uF 10V 10 X5R 0402 0402 GRM155R61A104KA01D MuRata C15 C16 C19 0 10uF CAP CERM 10uF 10V 20 X5R 0603 0603 C1608X5R1A106M TDK C18 0 1u...

Страница 21: ...e document 4 Deleted bq24296MEVM label from Original Test Setup for PWR655 image 5 Changed Main Window of the bq24296M Evaluation Software to update the GUI image for bqStudio 6 Added Main Window of the bq24298 Evaluation Software 6 NOTE Page numbers for previous revisions may differ from page numbers in the current version 21 SLUUB62A August 2014 Revised March 2015 Revision History Submit Documen...

Страница 22: ...ring the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day warranty period 3 ...

Страница 23: ... by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la rég...

Страница 24: ... connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cu...

Страница 25: ...F REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Страница 26: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

Страница 27: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ51013BEVM 764 BQ24296MEVM 655 ...

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