Texas Instruments BQ25720 User Manual Download Page 11

Table 3-1. BQ2572x EVM Bill of Materials (continued)

Designator

Qty

Value

Description

Package Reference

Part Number

Manufacturer

R10, R38

2

10

RES, 10.0, 1%, 0.25 W, AEC-Q200 Grade 0, 1206

1206

ERJ-8ENF10R0V

Panasonic

R11, R12

2

4.99

RES, 4.99, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW06034R99FKEA

Vishay-Dale

R13

1

1

RES, 1.0, 5%, 0.125 W, AEC-Q200 Grade 0, 0805

805

CRCW08051R00JNEA

Vishay-Dale

R14

1

20k

RES, 20 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060320K0JNEA

Vishay-Dale

R15, R16, R18

3

10

RES, 10, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060310R0JNEA

Vishay-Dale

R17, R25, R32, R33,
R35, R39, R45

7

10.0k

RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060310K0FKEA

Vishay-Dale

R19

1

383k

RES, 383 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW0603383KFKEA

Vishay-Dale

R20

1

82k

RES, 82 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060382K0JNEA

Vishay-Dale

R22

1

16.9k

RES, 16.9 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

402

CRCW040216K9FKED

Vishay-Dale

R23

1

10.0k

RES, 10.0 k, 1%, 0.063 W, AEC-Q200 Grade 0, 0402

402

CRCW040210K0FKED

Vishay-Dale

R27

1

220k

RES, 220 k, 1%, 0.1 W, 0603

603

RC0603FR-07220KL

Yageo

R30

1

137k

RES, 137 k, 1%, 0.1 W, 0603

603

RC0603FR-07137KL

Yageo

R34

1

30.1k

RES, 30.1 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060330K1FKEA

Vishay-Dale

R36

1

2.00k

RES, 2.00 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW06032K00FKEA

Vishay-Dale

R40

1

2.0Meg

RES, 2.0 M, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW06032M00JNEA

Vishay-Dale

R41

1

150k

RES, 150 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW0603150KJNEA

Vishay-Dale

R42

1

33k

RES, 33 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060333K0JNEA

Vishay-Dale

SH-JP1, SH-JP2, SH-
JP3, SH-JP7, SH-JP8

5

1x2

Shunt, 100mil, Gold plated, Black

Shunt

SNT-100-BK-G

Samtec

TP1, TP6, TP7, TP10,
TP11, TP13, TP14

7

White

Test Point, Miniature, White, TH

White Miniature
Testpoint

5002

Keystone

TP2, TP3, TP12, TP15,
TP16, TP17, TP18,
TP19, TP20, TP21,
TP22, TP23, TP24,
TP25, TP26, TP27,
TP28, TP29, TP30,
TP32, TP33, TP34,
TP35, TP36, TP37,
TP38

26

SMT

Test Point, Miniature, SMT

Testpoint_Keystone_M
iniature

5015

Keystone

TP4, TP5, TP9

3

Test Point, Multipurpose, Red, TH

Red Multipurpose
Testpoint

5010

Keystone

TP8, TP31, TP39

3

Test Point, Multipurpose, Black, TH

Black Multipurpose
Testpoint

5011

Keystone

U1

1

SMBus/I2C, 1-4 Cell Narrow VDC Buck-Boost Battery
Charge Controller With System Power Monitor and
Processor Hot Monitor

WQFN32

BQ25720RSN for BQ25720EVM;
BQ25723RSN for BQ25723EVM

Texas Instruments

U2

1

100 mA, Quasi Low-Dropout Linear Voltage Regulator,
3-pin SOT-23, Pb-Free

DBZ0003A

LM3480IM3-3.3/NOPB

Texas Instruments

Z1

1

26V

Diode, TVS, Bi, 26 V, 42.1 Vc, 400 W, 9.5 A, SMA
(non-polarized)

SMA (non-polarized)

SMAJ26CA

Littelfuse

C1

0

15pF

CAP, CERM, 15 pF, 50 V, ±5%, C0G/NP0, 0603

603

C0603C150J5GACTU

Kemet

C2

0

47uF

CAP, Aluminum Polymer, 47 uF, 25 V, ±20%, 0.03
ohm, F61 SMD

F61

25SVPF47M

Panasonic

C11

0

0.01uF

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

603

GRM188R71H103KA01D

MuRata

C13, C14

0

330pF

CAP, CERM, 330 pF, 50 V, ±10%, X7R, 0603

603

GRM188R71H331KA01D

MuRata

C40, C51, C52

0

10uF

CAP, CERM, 10 uF, 25 V, ±10%, X5R, 0805

805

GRM21BR61E106KA73L

MuRata

C42, C43

0

10uF

CAP, CERM, 10 uF, 35 V, ±10%, X5R, 0805

805

GRM21BR6YA106KE43L

MuRata

C50, C54, C56

0

33uF

CAP, TA, 33 uF, 35 V, ±20%, 0.065 ohm, SMD

7343-31

T521D336M035ATE065

Kemet

C57

0

0.068uF

CAP, CERM, 0.068 uF, 50 V, ±10%, X7R, AEC-Q200
Grade 1, 0402

402

CGA2B3X7R1H683K050BB

TDK

C58, C59

0

0.018uF

CAP, CERM, 0.018 uF, 50 V, ±10%, X7R, 0603

603

GRM188R71H183KA01D

MuRata

D1

0

20V

Diode, Schottky, 20 V, 2 A, SMA

SMA

B220A-13-F

Diodes Inc.

FID1, FID2, FID3, FID4,
FID5, FID6

0

Fiducial mark. There is nothing to buy or mount.

N/A

N/A

N/A

R5, R6

0

56

RES, 56, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060356R0JNEA

Vishay-Dale

R8

0

0

RES, 0, 5%, 0.1 W, 0603

603

RC0603JR-070RL

Yageo

R31

0

100

RES, 100, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW0603100RFKEA

Vishay-Dale

R37

0

10.0k

RES, 10.0 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW060310K0FKEA

Vishay-Dale

R43, R46

0

0

RES, 0, 1%, 0.5 W, 0805

805

5106

Keystone

R44

0

100k

RES, 100 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

603

CRCW0603100KFKEA

Vishay-Dale

SH-JP4, SH-JP6

0

1x2

Shunt, 100mil, Gold plated, Black

Shunt

SNT-100-BK-G

Samtec

www.ti.com

Bill of Materials, Board Layout, and Schematics

SLUUC74 – MAY 2021

Submit Document Feedback

BQ25720, BQ25723 Evaluation Module

11

Copyright © 2021 Texas Instruments Incorporated

Summary of Contents for BQ25720

Page 1: ...2 Board Assembly Layout 12 3 3 Schematic 18 List of Figures Figure 2 2 Original Test Setup for BMS035 BQ2572x EVM 7 Figure 2 3 Main Window of the BQ2572x Evaluation Software 8 Figure 2 4 EN_OTG 9 Fig...

Page 2: ...72x is a synchronous NVDC 1 battery buck boost charge controller offering a low component count high efficiency solution for space constrained multi chemistry battery charging applications The NVDC 1...

Page 3: ...ription Factory Setting JP1 Bypass inrush control circuit spa JP1 on bypasses input FETs Q6 and Q7 external selector spa JP1 off CHRG_OK controls Q6 and Q7 external selector Installed JP2 Jumper on Fo...

Page 4: ...5 5 9 15 20 26 V Battery voltage VBAT Voltage applied at VBAT terminal 0 19 2 V Supply current IAC Maximum input current from AC adapter input 0 6 4 A Output current Iout Output current 0 8 A Operati...

Page 5: ...ues are not within specified limits the unit under test has failed Observe A B Observe if A B occurs If they do not occur the unit under test has failed Assembly drawings have locations for jumpers te...

Page 6: ...5 Connect Load 2 in series with a current meter to J5 VBAT and PGND Connect a voltage meter across J5 VBAT and PGND Set 7 V at KEPCO load output Turn off load 2 Note Add a 47 F capacitor on the BAT p...

Page 7: ...ect Charger and click the Next button b For SMBus BQ25720 select Charger_1_00_BQ25720 bqz on the Select a Target Page For I2C BQ25723 select Charger_1_00_BQ25723 bqz on the Select a Target Page c Afte...

Page 8: ...ure 2 3 Main Window of the BQ2572x Evaluation Software Test Summary www ti com 8 BQ25720 BQ25723 Evaluation Module SLUUC74 MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporat...

Page 9: ...4 V 0 5 V 5 Turn on LOAD 2 VBAT Load Measure V J5 VBAT 7 V 0 5 V Measure I J5 VBAT 2 A 0 5 V 2 4 2 OTG Function Use the following for OTG function settings 1 Connect a 7 V power supply to the VBAT loa...

Page 10: ...323 SOD 323 BAT54HT1G ON Semiconductor D4 1 Green LED Green SMD 1 6x0 8x0 8mm LTST C190GKT Lite On H1 H2 H3 H4 4 Bumpon Hemisphere 0 44 X 0 20 Clear Transparent Bumpon SJ 5303 CLEAR 3M J1 J5 J6 3 Ter...

Page 11: ...est Point Multipurpose Red TH Red Multipurpose Testpoint 5010 Keystone TP8 TP31 TP39 3 Test Point Multipurpose Black TH Black Multipurpose Testpoint 5011 Keystone U1 1 SMBus I2C 1 4 Cell Narrow VDC Bu...

Page 12: ...illustrate the board assembly and layout images Figure 3 1 Top Assembly Bill of Materials Board Layout and Schematics www ti com 12 BQ25720 BQ25723 Evaluation Module SLUUC74 MAY 2021 Submit Document...

Page 13: ...re 3 2 Bottom Assembly www ti com Bill of Materials Board Layout and Schematics SLUUC74 MAY 2021 Submit Document Feedback BQ25720 BQ25723 Evaluation Module 13 Copyright 2021 Texas Instruments Incorpor...

Page 14: ...gure 3 3 PCB Layer 1 Bill of Materials Board Layout and Schematics www ti com 14 BQ25720 BQ25723 Evaluation Module SLUUC74 MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporat...

Page 15: ...gure 3 4 PCB Layer 2 www ti com Bill of Materials Board Layout and Schematics SLUUC74 MAY 2021 Submit Document Feedback BQ25720 BQ25723 Evaluation Module 15 Copyright 2021 Texas Instruments Incorporat...

Page 16: ...gure 3 5 PCB Layer 3 Bill of Materials Board Layout and Schematics www ti com 16 BQ25720 BQ25723 Evaluation Module SLUUC74 MAY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporat...

Page 17: ...gure 3 6 PCB Layer 4 www ti com Bill of Materials Board Layout and Schematics SLUUC74 MAY 2021 Submit Document Feedback BQ25720 BQ25723 Evaluation Module 17 Copyright 2021 Texas Instruments Incorporat...

Page 18: ...Z1 PGND 1 0 R13 VIN 4 3 2 Q9A DCX124EK 7 F 1 6 5 Q9B DCX124EK 7 F 10 0 R10 PGND 10 0k R17 3V3 7 8 1 2 3 5 6 Q7 4 7 8 1 2 3 5 6 Q6 470nF 50V C25 GND 1 2 3 4 J3 0022053041 10uF C26 300k R29 33pF C31 15...

Page 19: ...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 20: ...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 21: ...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 22: ...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 23: ...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 24: ...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 reproduction and...

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