background image

1

2

3

4

5

6

7

8

9

10

J6

DNP

0

R30

DNP

200

R27

200

R28

/PG

OTG

PGND

VBUS

1

D-

2

D+

3

ID

4

GND

5

6

7

8

1

1

1

0

9

J4

VAC

PGND

PGND

4

1

2

3

J7

PGND

OTG

/PG

/CE

D+

PGND

VAC

GND

PMID

GND

4V - 13.5V

1000pF

C5

DNP

10.0k

R8

10.0k

R10

1

2

JP20

/CE

AGND

AGND

TP8

TP7

1uF

C4

TP9

TP10

TP13

13V

D2

DNP

2.21k

R16

30.1k

R24

10

R4

DNP

0.1uF

C8

DNP

SYSTEM
GND

GND

PGND

BATTERY

PGND

PULL-UP

TS

GND

10uF

C6

DNP

10uF

C9

DNP

20V

D1

DNP

40V

D4

DNP

0.047uF

C1

0

R6

1

2
3

J5

TP12

ICHG

PGND

1uH

L2

DNP

4.7k

R18

DNP

AGND

S1

DNP

STAT

REGN

CSD17571Q2

3

5,6,8

4,7

1,2,

Q1

0

R5

PGND

1

2

JP1

DNP

1

2

JP3

DNP

PGND

PGND

1uF

C3

DNP

OTG

VBUS

PMID

VAC

VAC

/PG

D+

D-

10k ohm

R12

PGND

/CE

10K

TS

20V

D5

DNP

1
2

J3

1

2

3

JP10

DNP

AGND

10.0k

R15

DNP

REGN

D+

1

2

JP17

/CE

AGND

PMID

10uF

C14

10uF

C13

DNP

10uF

C15

DNP

1000pF

C16

DNP

4.7uF

C10

AGND

PMID

VSET

1

2

JP18

10.0k

R25

5.23k

R20

1

2

JP11

REGN

1

2

JP16

REGN

110pF

C11

DNP

ILIM

AGND

1

2

3

4

5

SW1

DNP

PGND

1

2

3

JP5

PULL-UP

1

2

JP4

DNP

1

2

JP2

DNP

1000pF

C17

DNP

4.7uF

C20

DNP

4.7uF

C19

DNP

NT1

Net-Tie

0

R26

DNP

Green

1

2

D6

REGN
RTOP TS

PSEL

GND

REGN

/CE

GND

GND

OTG

TP15

TP14

SYS

BAT

BAT

SYS

TP11

REGN

ICHG

ILIM

OTG

TP16

TP17

TS

TS

TP18

TP19

D-

TP20

TP21

VSET

D+

TP22

/CE

TP24

TP25

TP26

TP27

AGND

BAT

SYS

PULLUP

10k ohm

R22

PULL-UP

1

2

3

4

5

SW2

DNP

1

2

3

4

5

SW4

DNP

1

2

3

4

5

SW3

DNP

BAT

SYS

SW

PMID

1

2

JP6

OTG

1

2

3

JP21

AGND

VSET

1uF

C2

0.1uF

C12

DNP

AGND

0.005

R1

DNP

STAT

STAT

BTST

1

2

JP13

2.21k

R17

Green

1

2

D7

1

2

JP14

/PG

TP23

VAC

0

R23

D-

10.0k

R29

PGND

D-

VBUS

AGND

1

2

JP9

1

2

JP19

DNP

10.0k

R14

DNP

PULL-UP

1

2

4

3

S2

TP28

TP29

0.01

R2

158

R19

1.00k

R21

221

R11

2.80k

R13

1

2
3

JP7

DNP

BATSNS_ICHG

BAT

BATCON

0.01

R9

40V

D3

TP1

0.01

R3

TP2

TP3

TP4

TP5

TP6

1

2

J1

1

2

J2

1uH

L1

SW

19

BTST

21

REGN

22

VBUS

24

VSET

12

SYS

15

OTG

6

SW

20

SYS

16

ICHG

10

TS

11

PG

7

ACDRV

2

D-

4

ILIM

8

PMID

23

BAT

13

CE

9

VAC

1

PGND

18

D+

3

PGND

17

STAT

5

BAT

14

PAD

25

BQ25616JRTW

U1

ACDRV

10.0k

R7

/PG

VSET

ICHG

ILIM

ACDRV

PGND

ACDRV

TS

1

2

JP12

1

2

JP8

ICHG

AGND

1

2

3

JP15

DNP

AGND

ILIM

ICHG

3.2A

4V - 13.5V

1.2A

0V - 4.40V
3A

0V - 4.35V
3A

10uF

C7

10uF

C18

www.ti.com

Schematic

13

SLUUC73 – March 2020

Submit Documentation Feedback

Copyright © 2020, Texas Instruments Incorporated

BQ25616, BQ25616J BMS026 Evaluation Module

Figure 11

shows the schematic for the BQ25616JEVM

Figure 11. BQ25616JEVM Schematic

Содержание BMS026

Страница 1: ...on 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 Equipment Setup 4 2 3 Test Procedure 5 3 PCB Layout Guideline...

Страница 2: ...l of the charger system output voltage typically connected to the system load J2 2 GND Ground J3 1 PMID Positive rail of the charger output voltage for power bank applications in reverse boost mode OT...

Страница 3: ...s the Power Good status Installed Installed JP15 ICHG ILIM AGND header connection point Not Installed Not Installed JP16 Thermistor NORMAL temperature setting Connect jumper to simulate charger enteri...

Страница 4: ...ters equivalent or better Alternative Option 4x equivalent voltage meters and 2x equivalent current meters The current meters must be capable of measuring at least 5 A 2 2 Equipment Setup Use the foll...

Страница 5: ...imit and connect across BATTERY J5 2 to PGND J5 1 3 Remove shunt JP20 to enable boost mode 4 Connect Load 2 across VAC J1 2 and GND J1 1 Measure VBUS VBUS TP7 and PGND TP25 5 0V 0 2V 5 Turn off and di...

Страница 6: ...al overvoltage by the power leads For precise measurements of input and output currents especially battery charging current regulation near termination the current meter in series with the battery or...

Страница 7: ...imize parasitic capacitance from this area to any other trace or plane 3 Put an output capacitor near to the inductor and the IC Tie ground connections to the IC ground with a short copper trace conne...

Страница 8: ...Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ25616 BQ25616J BMS026 Evaluation Module 4 Board Layout Figure 2 through Figure 9 show the EVM PCB layout images Figure 2 BMS026...

Страница 9: ...rd Layout 9 SLUUC73 March 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ25616 BQ25616J BMS026 Evaluation Module Figure 4 BMS026 EVM Top Layer Figure 5 BMS026 EVM S...

Страница 10: ...ti com 10 SLUUC73 March 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ25616 BQ25616J BMS026 Evaluation Module Figure 6 BMS026 EVM Signal Layer 2 Figure 7 BMS026 E...

Страница 11: ...d Layout 11 SLUUC73 March 2020 Submit Documentation Feedback Copyright 2020 Texas Instruments Incorporated BQ25616 BQ25616J BMS026 Evaluation Module Figure 8 BMS026 Bottom Solder Mask Figure 9 BMS026...

Страница 12: ...GN CE GND GND OTG TP15 TP14 SYS BAT BAT SYS TP11 REGN ICHG ILIM OTG TP16 TP17 TS TS TP18 TP19 D TP20 TP21 VSET D TP22 CE TP24 TP25 TP26 TP27 AGND BAT SYS PULLUP 10k ohm R22 PULL UP 1 2 3 4 5 SW2 DNP 1...

Страница 13: ...ND REGN CE GND GND OTG TP15 TP14 SYS BAT BAT SYS TP11 REGN ICHG ILIM OTG TP16 TP17 TS TS TP18 TP19 D TP20 TP21 VSET D TP22 CE TP24 TP25 TP26 TP27 AGND BAT SYS PULLUP 10k ohm R22 PULL UP 1 2 3 4 5 SW2...

Страница 14: ...MuRata C10 1 4 7 F CAP CERM 4 7 F 16 V 10 X5R 0603 0603 GRM188R61C4 75KAAJD MuRata C14 1 10 F CAP CERM 10 F 25 V 10 X5R 0805 0805 GRM21BR61E1 06KA73L MuRata C18 1 10 F CAP CERM 10 F 10 V 10 X7R 0805 0...

Страница 15: ...02 CRCW040210K 0FKED Vishay Dale R11 1 221 RES 221 1 0 063 W AEC Q200 Grade 0 0402 0402 CRCW0402221 RFKED Vishay Dale R12 R22 2 10k ohm Trimmer 10k ohm 0 25W TH 4 5x8x6 7mm 3266W 1 103LF Bourns R13 1...

Страница 16: ...TP26 TP27 TP28 TP29 6 Test Point Compact SMT Testpoint_Keyst one_Compact 5016 Keystone U1 1 BQ25616RTW RTW0024P PVQFN 24 RTW0024P BQ25616RTW Texas Instruments Texas Instruments C3 0 1 F CAP CERM 1 F 3...

Страница 17: ...or Solutions JP7 JP10 JP15 0 Header 100mil 3x1 Tin TH Header 3 PIN 100mil Tin PEC03SAAN Sullins Connector Solutions L2 0 1 H Inductor Wirewound 1 H 4 A 0 041 ohm SMD 4 06x4 06mm 74437321010 Wurth Elek...

Страница 18: ...3 0603 GRM188R61C4 75KAAJD MuRata C14 1 10 F CAP CERM 10 F 25 V 10 X5R 0805 0805 GRM21BR61E1 06KA73L MuRata C18 1 10 F CAP CERM 10 F 10 V 10 X7R 0805 0805 GRM21BR71A1 06KE51L MuRata D3 1 40V Diode Sch...

Страница 19: ...21 RES 221 1 0 063 W AEC Q200 Grade 0 0402 0402 CRCW0402221 RFKED Vishay Dale R12 R22 2 10k ohm Trimmer 10k ohm 0 25W TH 4 5x8x6 7mm 3266W 1 103LF Bourns R13 1 2 80k RES 2 80 k 1 0 063 W AEC Q200 Grad...

Страница 20: ...P26 TP27 TP28 TP29 6 Test Point Compact SMT Testpoint_Keyst one_Compact 5016 Keystone U1 1 BQ25616JRTW RTW0024P PVQFN 24 RTW0024P BQ25616JRTW Texas Instruments Texas Instruments C3 0 1 F CAP CERM 1 F...

Страница 21: ...or Solutions JP7 JP10 JP15 0 Header 100mil 3x1 Tin TH Header 3 PIN 100mil Tin PEC03SAAN Sullins Connector Solutions L2 0 1 H Inductor Wirewound 1 H 4 A 0 041 ohm SMD 4 06x4 06mm 74437321010 Wurth Elek...

Страница 22: ...22 SLUUC73 March 2020 Submit Documentation Feedback BQ25616 BQ25616J BMS026 Evaluation Module...

Страница 23: ...n 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 these resources only for developme...

Страница 24: ...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 display of thes...

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