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VBUS

GND

VBUS: 3.9V to 6.5V

J1

1

2

3

4

5

6

7

8

J7

VBUS

D+_PSEL

JP3

D-_/PG

JP6

30.1k

R14

10K

TS

10.0k

R15

5.23k

R12

JP5

REGN

JP7

REGN

RTOP TS

4

1

2

3

J6

SCL_OTG

SDA_GND

CD_/CE

10k ohm

R5

383

R3

1.00k

R4

TP8

TP7

TP9

TP10

TP13

TP12

VBUS_IC

PMID

SDA_GND

TP15

TP14

SNS_SYS

BAT

TP11

REGN

MID_/PG

/INT_VSET

SCL_OTG

TP16

TP17

TS

TP18

TP19

D-_/PG

TP20

TP21

D+_PSEL

TP22

CD_/CE

TP23

TP24

TP25

TP26

STAT

TP27

CBSET_ICHGSET

ILIM

10.0k

R10

10.0k

R11

PULL-UP

10.0k

R13

1.02k

R17

PULL-UP

Green

D4

STAT

JP10

1.02k

R18

Green

D5

/PG_LED

SYSTEM

GND

BAT

ISYS+IBAT:  up to 2A

J5

BAT

SNS_SYS

TP3

TP4

TP5

TP6

J2

1

2

JP1

PULL-UP

BAT

SYS

LDO_IN

10

R8

20V

D1

40V

D2

0.047uF

C9

REGN

4.7uF

C14

0

R7

110pF

C13

20V

D3

0.01uF

C10

10uF

C11

22uF

C4

0.01uF

C2

22uF

C3

0.01uF

C8

10uF

C7

2

3

JP4

10.0k

R16

REGN

D+_PSEL

PSEL

GND

REGN

PMID

GND

J3

0.01uF

C1

0.01

R1

TP1

TP2

9

10

8

7

INT

SCL

SDA

CE

2

D-

D+

VBUS

PMID

PMID

19
20

SW

SW

15

16

13

14

BTST

REGN

25

BQ25883RGE

U1

STAT

TS

ILIM

CD_/CE

SDA_GND

SCL_OTG

D+_PSEL

D-_/PG

/INT_VSET

SW

SW

10.0k

R9

GND

1uH

L1

22uF

C5

22uF

C12

10uF

C6

IBUS: up to 3A

VSYS:  up to 8.6V

VBAT: up to 8.4V

VBUS

VBUS_IC

PMID

1uH

L2

JP9

CD_/CE

GND

10k ohm

R19

NT1

Net-Tie

1uF

C15

20V

D6

20V

D7

JP14

JP15

0.01

R2

0.01

R6

2.2uF

C17

1uF

C16

TLV70433DBVT

GND

3

IN

NC

5

U2

SNS_SYS

CD_/CE

82

R20

82

R21

82

R22

82

R23

82

R24

18.0k

R29

39.2k

R26

75.0k

R27

JP16

JP17

JP18

JP19

/INT_VSET

150k

R28

TOP-/BOT+

MID_/PG

MID_/PG

10k ohm

R31

51k

R32

270

R30

MID_/PG

CBSET_ICHGSET

CBSET_ICHGSET

D-_/PG

SCL_OTG

JP8

OTG

GND

JP13

JP2

TP29

TP28

TS

TS

J4

JP12

1

2

3

JP11

MID_/PG

8.2V

8.8V

8.7V

8.4V

82

R25

0.1uF

C18

TP30

SW

0

R33

300

R34

0.01uF

C19

Board Layout, Schematic, and Bill of Materials

www.ti.com

12

SLUUC10 – February 2019

Submit Documentation Feedback

Copyright © 2019, Texas Instruments Incorporated

BQ25883 QFN boost-mode battery charger evaluation module

Advance Information

4.2

Schematic

Figure 9

shows the schematic for the BQ2588x QFN EVM.

Figure 9. BQ25883EVM Schematic

Содержание BQ25883

Страница 1: ...aluation module are synonymous with the BQ25883 QFN evaluation module unless otherwise noted Contents 1 Introduction 2 1 1 EVM Features 2 1 2 I O Descriptions 2 2 Test Summary 4 2 1 Equipment 4 2 2 Ch...

Страница 2: ...an onboard USB input adapter for connecting to a USB source and either communication through D D to set the default input current limit Use the EV2400 interface to program parameters for charge opera...

Страница 3: ...in to GND NA JP10 Pulls up STAT through diode and resistor to pullup source Installed JP11 Pulls up PG through diode and resistor to pullup source Shunt pins 2 and 1 JP12 Pull up SDA through 10 k resi...

Страница 4: ...Keithley 2420 Sourcemeter 3 Load 1 Electronic or resistive load capable of sinking up to 3 A at 9 2 V 4 Meters Six Fluke 75 multimeters equivalent or better Alternatively four equivalent voltage mete...

Страница 5: ...ff before connecting to the EVM Figure 1 BQ25883 Charge Mode Test Setup 2 Voltmeters 1 through 3 VM1 VM2 and VM3 connect to Kelvin test points for measuring VBUS SYS and BAT as close to the IC pins as...

Страница 6: ...PS 1 and click the Read Register button twice Observe everything Normal at the Fault box Observe D4 STAT is off because charge is disabled Observe D5 PG is on indicating power is good Measure on VM2 V...

Страница 7: ...ocumentation Feedback Copyright 2019 Texas Instruments Incorporated BQ25883 QFN boost mode battery charger evaluation module Advance Information 2 2 4 Charge Mode Evaluation Results Figure 2 shows the...

Страница 8: ...when connecting to the EVM Figure 3 shows the test setup for BQ25883 when in OTG mode including the jumper settings per Table 2 Figure 3 BQ25883 OTG Mode Test Setup 2 Voltmeters 1 through 3 VM1 VM2 an...

Страница 9: ...er OTG Voltage Limit 5 0 V OTG Current Limit 600 mA Deselect Enable Charge Deselect Enable HiZ if selected Select Enable OTG 2 3 3 OTG Mode Test Procedure Use the following steps for boost mode verifi...

Страница 10: ...between the power sources and power pins 3 PCB Layout Guidelines Minimize the switching node rise and fall times for minimum switching loss Proper layout of the components that minimize the high frequ...

Страница 11: ...uments Incorporated BQ25883 QFN boost mode battery charger evaluation module Advance Information 4 Board Layout Schematic and Bill of Materials 4 1 Board Layout Figure 5 through Figure 8 show the PCB...

Страница 12: ...PMID PMID 19 20 SW SW 15 16 13 14 BTST REGN 25 BQ25883RGE U1 STAT TS ILIM CD_ CE SDA_GND SCL_OTG D _PSEL D _ PG INT_VSET SW SW 10 0k R9 GND 1uH L1 22uF C5 22uF C12 10uF C6 IBUS up to 3A VSYS up to 8...

Страница 13: ...ny C1 1 0 01uF CAP CERM 0 01 uF 25 V 10 X7R 0402 0402 GCM155R71E103 KA37D MuRata C3 C4 2 22uF CAP CERM 22 uF 25 V 20 X5R 0805 0805 GRM21BR61E226 ME44L MuRata C7 C11 2 10uF CAP CERM 10 uF 25 V 20 X5R 0...

Страница 14: ...r 100mil 3x1 Tin TH Header 3 PIN 100mil Tin PEC03SAAN Sullins Connector Solutions JP2 JP3 JP5 JP6 JP7 JP10 JP13 JP14 JP15 9 Header 100mil 2x1 Tin TH Header 2 PIN 100mil Tin PEC02SAAN Sullins Connector...

Страница 15: ...Gold plated Black Shunt SNT 100 BK G Samtec 969102 0000 DA 3M TP1 TP2 TP3 TP4 TP5 TP6 TP9 TP10 TP12 TP13 TP16 TP17 TP19 TP20 TP21 TP22 16 Test Point Miniature White TH White Miniature Testpoint 5002 K...

Страница 16: ...P CERM 110 pF 25 V 5 C0G NP0 0402 0402 GRM1555C1E111J A01D MuRata C18 0 0 1uF CAP CERM 0 1 uF 16 V 10 X7R 0402 0402 GCM155R71C104 KA55D MuRata D1 D3 D6 0 20V Diode Schottky 20 V 1 A 152AD 152AD NSR10F...

Страница 17: ...0 25 W AEC Q200 Grade 0 1206 1206 CRCW120682R0J NEA Vishay Dale R26 0 39 2k RES 39 2 k 1 0 063 W AEC Q200 Grade 0 0402 0402 CRCW040239K2F KED Vishay Dale R27 0 75 0k RES 75 0 k 1 0 063 W AEC Q200 Gra...

Страница 18: ...18 SLUUC10 February 2019 Submit Documentation Feedback BQ25883 QFN boost mode battery charger evaluation module...

Страница 19: ...n and 3 ensuring your application meets applicable standards and any other safety security or other requirements These resources are subject to change without notice TI grants you permission to use th...

Страница 20: ...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...

Страница 21: ...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...

Страница 22: ...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...

Страница 23: ...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...

Страница 24: ...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...

Страница 25: ...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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