Texas Instruments BQ24800EVM User Manual Download Page 15

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Board Layout, Schematic, and Bill of Materials

15

SLUUC60 – February 2020

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Copyright © 2020, Texas Instruments Incorporated

BQ24800 EVM

5.3

Bill of Materials

Table 5

lists the BQ24800EVM BOM.

Table 5. BQ24800EVM Bill of Materials

Designator

Qty

Value

Description

Package
Reference

PartNumber

Manufacturer

!PCB1

1

Printed Circuit Board

BMS031

Any

C1

1

0.01µF

CAP, CERM, 0.01 µF, 25 V, ±5%, C0G/NP0,
0603

0603

C0603H103J3GACTU

Kemet

C2

1

1000pF

CAP, CERM, 1000 pF, 25 V, ±10%, X7R,
0402

0402

885012205044

Wurth Elektronik

C3

1

47µF

CAP, TA, 47 µF, 25 V, ±10%, 0.125 ohm,
SMD

7343-31

TPSD476K025R0125

AVX

C4, C5

2

22µF

CAP, CERM, 22 µF, 25 V, ±20%, X5R,
1206_190

1206_190

C3216X5R1E226M160AB

TDK

C6, C20

2

1µF

CAP, CERM, 1 µF, 25 V, ±10%, X7R, AEC-
Q200 Grade 1, 0603

0603

GCM188R71E105KA64D

MuRata

C7, C8, C22, C23

4

10µF

CAP, CERM, 10 µF, 25 V, ±10%, X7R,
1206_190

1206_190

TMK316B7106KL-TD

Taiyo Yuden

C9

1

22µF

CAP, CERM, 22 µF, 25 V, ±10%, X5R, 1210

1210

CL32A226KAJNNNE

Samsung Electro-
Mechanics

C10

1

2.2µF

CAP, CERM, 2.2 µF, 25 V, ±10%, X5R, 1206

1206

12063D225KAT2A

AVX

C11, C16, C19, C26, C28,
C29

6

0.1µF

CAP, CERM, 0.1 µF, 25 V, ±5%, X7R, 0603

0603

C0603C104J3RACTU

Kemet

C12, C31

2

0.01µF

CAP, CERM, 0.01 µF, 50 V, ±10%, X7R,
0603

0603

C0603X103K5RACTU

Kemet

C14

1

1000pF

CAP, CERM, 1000 pF, 50 V, ±10%, X7R,
0603

0603

CL10B102KB8NNNC

Samsung Electro-
Mechanics

C15, C17

2

0.047µF

CAP, CERM, 0.047 µF, 50 V, ±10%, X7R,
AEC-Q200 Grade 1, 0603

0603

CGA3E2X7R1H473K080AA

TDK

C27

1

470pF

CAP, CERM, 470 pF, 50 V, ±10%, X7R, 0603

0603

C0603C471K5RACTU

Kemet

C32

1

2.2µF

CAP, CERM, 2.2 µF, 16 V, ±10%, X7R, 0603

0603

EMK107BB7225KA-T

Taiyo Yuden

C33

1

2200pF

CAP, CERM, 2200 pF, 50 V, ±10%, X7R,
0805

0805

08055C222KAT2A

AVX

C34

1

0.1µF

CAP, CERM, 0.1 µF, 25 V, ±10%, X7R, 0603

0603

C0603C104K3RACTU

Kemet

C35

1

1µF

CAP, CERM, 1 µF, 35 V, ±20%, X5R, 0402

0402

GRM155R6YA105ME11D

MuRata

C36

1

2.2µF

CAP, CERM, 2.2 µF, 10 V, ±20%, X5R, 0402

0402

885012105013

Wurth Elektronik

C37, C39

2

100pF

CAP, CERM, 100 pF, 50 V, ±5%, C0G/NP0,
0603

0603

GRM1885C1H101JA01D

MuRata

D4, D5

2

30V

Diode, Schottky, 30 V, 0.2 A, SOD-323

SOD-323

BAT54HT1G

ON Semiconductor

D7, D8, D9, D10

4

Green

LED, Green, SMD

1.6x0.8x0.8mm

LTST-C190GKT

Lite-On

H2, H3, H4

3

Machine Screw, Round, #4-40 x 1/4, Nylon,
Philips panhead

Screw

NY PMS 440 0025 PH

B&F Fastener
Supply

H5, H6, H7, H8

4

Standoff, Hex, 0.5"L #4-40 Nylon

Standoff

1902C

Keystone

J1, J2, J3

3

Terminal Block, 5.08 mm, 2x1, Brass, TH

2x1 5.08 mm
Terminal Block

ED120/2DS

On-Shore
Technology

J4

1

Terminal Block, 3.5mm Pitch, 3x1, TH

10.5x8.2x6.5mm

ED555/3DS

On-Shore
Technology

J5

1

Header (friction lock), 100mil, 4x1, R/A, TH

4x1 R/A Header

22/05/3041

Molex

JP1, JP2, JP3, JP4, JP5

5

Header, 100mil, 2x1, Gold, TH

Header, 2x1,
100mil

5-146261-1

TE Connectivity

L1

1

3.3µH

Inductor, Shielded, Powdered Iron, 3.3 µH,
9.2 A, 0.0177 ohm, SMD

322x158x322mil

IHLP3232DZER3R3M01

Vishay-Dale

LBL1

1

Thermal Transfer Printable Labels, 0.650" W
x 0.200" H - 10,000 per roll

PCB Label 0.650 x
0.200 inch

THT-14-423-10

Brady

Q1

1

50V

MOSFET, N-CH, 50 V, 0.2 A, SOT-323

SOT-323

BSS138W-7-F

Diodes Inc.

Q2, Q3, Q4, Q5, Q6

5

30V

MOSFET, N-CH, 30 V, 47 A, DQG0008A
(VSON-CLIP-8)

DQG0008A

CSD17308Q3

Texas Instruments

Q7

1

60V

MOSFET, N-CH, 60 V, 0.26 A, SOT-23

SOT-23

2N7002ET1G

ON Semiconductor

R1, R33

2

1.00Meg

RES, 1.00 M, 1%, 0.1 W, AEC-Q200 Grade
0, 0603

0603

CRCW06031M00FKEA

Vishay-Dale

R2

1

3.01Meg

RES, 3.01 M, 1%, 0.1 W, AEC-Q200 Grade
0, 0603

0603

CRCW06033M01FKEA

Vishay-Dale

R3, R9

2

0.01

RES, 0.01, 1%, 1 W, 1206

1206

WSLP1206R0100FEA

Vishay-Dale

R4

1

430k

RES, 430 k, 1%, 0.1 W, 0603

0603

RC0603FR-07430KL

Yageo

R5

1

4.7

RES, 4.7, 5%, 0.1 W, AEC-Q200 Grade 0,
0603

0603

CRCW06034R70JNEA

Vishay-Dale

Summary of Contents for BQ24800EVM

Page 1: ...3 1 4 Recommended Operating Conditions 4 2 Test Summary 4 2 1 Equipment 4 2 2 Equipment Setup 5 3 Procedure 7 3 1 AC Adapter Detection Threshold 7 3 2 Charger Parameter Settings 7 3 3 Charge Current a...

Page 2: ...mit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ24800 EVM 4 EV2400 and BQ24800 EVM Connections 5 5 BQ24800EVM Bill of Materials 15 Trademarks Microsoft Windows are registere...

Page 3: ...parameter settings of the EVM Table 2 Controls and Key Parameters Settings Jack Description Factory Setting JP1 Connect battery positive input BAT to TPS3898 SENSE pin through resistor divider R33 R34...

Page 4: ...ain the equipment and the equipment setup 2 1 Equipment 2 1 1 Power Supplies Power Supply 1 PS 1 a power supply capable of supplying 20 V at 5 A is required Power Supply 2 PS 2 a power supply capable...

Page 5: ...file already exists and is newer do not overwrite the newer file Click Finish 2 2 Equipment Setup Set power supply 1 PS 1 for 0 V 100 mVDC with the current limit set to 5 A Turn off supply Connect PS...

Page 6: ...vious steps the test setup for BMS031 appears as shown in Figure 2 Figure 2 Original Test Setup for BQ24800 EVM BMS031 Turn on the computer Launch the bqstudio evaluation software and select charger a...

Page 7: ...in software window click the Refresh button on the top right corner Make sure there is no error information 1 Type 512 mA in ChargeCurrent Register and click OK This sets the battery charge current re...

Page 8: ...easure IIN 4100 mA 400 mA Measure V TP14 IADP 820 mV 100 mV 5 Turn off the Load 1 Measure ISYS 0 100 mA IBAT 3000 mA 300 mA 3 4 Hybrid Boost Mode Use the following steps for hybrid boost mode 1 Enter...

Page 9: ...threshold for battery boost to 10 24 V 5 Reduce the voltage of PS 2 to 9 0 V to enter battery only boost mode Measure V TP3 VBATT 9 0 V 300 mV Measure V TP2 VSYS 12 0 V 600 mV 3 6 Power Path Selection...

Page 10: ...xt to the inductor output Route the sense leads connected across the sensing resistor back to the IC in same layer close to each other minimize loop area and do not route the sense leads through a hig...

Page 11: ...ight 2020 Texas Instruments Incorporated BQ24800 EVM 5 Board Layout Schematic and Bill of Materials This section contains the BQ24800EVM PCB layouts schematic and bill of materials 5 1 BQ24800EVM PCB...

Page 12: ...Layout Schematic and Bill of Materials www ti com 12 SLUUC60 February 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ24800 EVM Figure 7 Mid Layer 1 Figure 8 Mid La...

Page 13: ...om Board Layout Schematic and Bill of Materials 13 SLUUC60 February 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ24800 EVM Figure 9 Bottom Layer Figure 10 Bottom...

Page 14: ...terials www ti com 14 SLUUC60 February 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ24800 EVM 5 2 Schematic The BQ24800EVM Figure 11 schematic is provided for ref...

Page 15: ...25 V 10 X7R 0603 0603 C0603C104K3RACTU Kemet C35 1 1 F CAP CERM 1 F 35 V 20 X5R 0402 0402 GRM155R6YA105ME11D MuRata C36 1 2 2 F CAP CERM 2 2 F 10 V 20 X5R 0402 0402 885012105013 Wurth Elektronik C37 C...

Page 16: ...oint Miniature Red TH Red Miniature Testpoint 5000 Keystone TP2 TP4 TP6 3 Test Point Compact SMT Testpoint_Keyston e_Compact 5016 Keystone TP7 TP8 TP9 TP10 TP11 TP12 TP13 TP14 TP15 TP16 TP17 TP18 TP19...

Page 17: ...mit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ24800 EVM Table 5 BQ24800EVM Bill of Materials continued Designator Qty Value Description Package Reference PartNumber Manufa...

Page 18: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Page 19: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Page 20: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 21: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Page 22: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Page 23: ...e resources are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reprod...

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