Texas Instruments BQ20Z40EVM-001 User Manual Download Page 6

4.2

Bill of Materials

Circuit Module Physical Layouts and Bill of Materials

www.ti.com

Table 2. Bill of Materials

Count

Ref Des

Value

Description

Size

Part No.

MFR

20

C1–C11,
C14,

0.1

µ

F

Capacitor, ceramic, 0.1

µ

F, 50 V, X7R, 20%

0603

STD

Any

C16–C20,
C22–C24

1

C12

0.22

µ

F

Capacitor, ceramic, 0.22

µ

F, 25 V, X7R, 20%

0603

STD

Any

3

C13, C15,

1.0

µ

F

Capacitor, ceramic, 1.0

µ

F, 25 V, X7R, 20%

0805

STD

Any

C27

2

C21, C26

0.47

µ

F

Capacitor, ceramic, 0.47

µ

F, 16 V, X7R, 20%

0603

STD

Any

1

C25

2.2

µ

F

Capacitor, ceramic, 2.2

µ

F, 10 V, X7R, 20%

0805

STD

Any

4

D1, D3, D4,

BAS16

Diode, Switching, 150-mA, 75-V, 350 mW

SOT23

BAS16

Vishay-Liteon

D6

2

D2, D5

AZ23C5V6

Diode, dual, Zener, 5.6V, 300mW

SOT23

AZ23C5V6

Vishay-Telefunken

1

J1

22-05-3041

Header, friction lock assembly, 4-pin right angle

0.400 x 0.500

22-05-3041

Molex

2

Q1, Q3

FDS8817NZ

MOSFET, N-ch, 30 V, 15 A, 7 m

SO8

FDS8817NZ

Fairchild

1

Q2

FDS4435BZ

MOSFET, P-ch, –30 V, –8.8 A, 20 m

SO8

FDS4435BZ

Fairchild

1

Q4

NDS331N

MOSFET, N-ch, 20 V, 1.3 A, 0.16

SOT23

NDS331N

Fairchild

1

Q5

BSS138

MOSFET, N-ch, 50 V, 0.22 A, 6

SOT23

BSS138

Fairchild

12

R1–R5,

100

Resistor, chip, 100

, 1/16 W, 5%

0603

STD

STD

R21–R24,
R31, R32,
R36

2

R11, R19

3M

Resistor, chip, 3 M

, 1/16 W, 5%

0603

STD

STD

1

R12

301

Resistor, chip, 301

, 1 W, 1%

2512

WSL-2512-301

Vishay

1% R86

3

R13, R15,

5.1K

Resistor, chip, 5.1 k

, 1/16 W, 5%

0603

STD

STD

R18

3

R14, R25,

1M

Resistor, chip, 1 M

, 1/16 W, 5%

0603

STD

STD

R30

1

R16

100K

Resistor, chip, 100 k

, 1/16 W, 5%

0603

STD

STD

1

R17

0.010 75ppm

Resistor, chip, 0.010

, 1 W, 1%

2512

WSL-2512-010

Vishay

1% R86

1

R20

10K

Resistor, chip, 10 k

, 1/16 W, 5%

0603

STD

STD

2

R26, R34

8.45K

Resistor, chip, 8.45 k

, 1/16 W, 1%

0603

STD

STD

2

R27, R33

61.9K

Resistor, chip, 61.9 k

, 1/16 W, 1%

0603

STD

STD

3

R28, R29,

220K

Resistor, chip, 220 k

, 1/16 W, 5%

0603

STD

STD

R35

6

R6–R10, R37

1K

Resistor, Chip 1 k

, 1/16W, 5%

0603

STD

STD

2

RT1, RT2***

10K

Thermistor, 10 k

0.095 x 0.150

103AT-2

Sematec

2

TB1, TB3

ED1515

Terminal block, 3 pin, 6 A, 3,5 mm

0.41 x 0.25

ED555/3DS

OST

1

TB2

ED1514

Terminal block, 2 pin, 6 A, 3,5 mm

0.27 x 0.25

ED555/2DS

OST

1

TP1

GND

Test point, Black, Thru Hole Color Keyed

0.100

×

0.100 in

5000

Keystone

1

TP2

VCC

Test point, Red, Thru Hole Color Keyed

0.100

×

0.100 in

5001

Keystone

1

TP3

~FUSE

Test point, White, Thru Hole Color Keyed

0.100

×

0.100 in

5002

Keystone

1

U1

bq29412DCT3R

IC, voltage protection for 2, 3, or 4 cell Li-Ion,

MSOP-08 (DCT3)

bq29412DCT3R

TI

2nd protection, 4.45 OVP

±

25 mV

1

U2

bq29330DBT

IC, 2, 3, or 4 cell series protection control AFE

TSSOP-30

bq29330DBT

TI

1

U3

bq20z40PW

IC, Impedance Track Gas Gauge

TSSOP-20

bq20z40PW

TI

bq20z40EVM-001 SBS 1.1 Impedance Track™Technology

6

SLUU320C – January 2009 – Revised June 2009

Enabled Battery Management Solution EVM

Submit Documentation Feedback

Summary of Contents for BQ20Z40EVM-001

Page 1: ...of the bq20z40 bq29330 bq29412 solution under different charge and discharge conditions Contents 1 Features 2 2 bq20z40 bq29330 Based Circuit Module 2 3 bq20z40 bq29330 Circuit Module Schematic 3 4 Ci...

Page 2: ...ll Any The bq20z40 bq29330 bq29412 based circuit module is a complete and compact example solution of a bq20z40 and bq29330 circuit for battery management and protection of Li ion or Li polymer packs...

Page 3: ...arge current path in order to sustain sufficient Pack voltage when the battery voltage is too low to power up the bq29330 IC If the charger has a precharge function R12 and FET Q2 are not used The EVM...

Page 4: ...ons PCB layers and assembly drawing for the bq20z40 bq29330 module Figure 1 bq20z40EVM 001 Layout Silk Screen Figure 2 Top Assembly Figure 3 Top Layer 4 bq20z40EVM 001 SBS 1 1 Impedance Track Technolo...

Page 5: ...youts and Bill of Materials Figure 4 Bottom Layer Figure 5 Bottom Assembly SLUU320C January 2009 Revised June 2009 bq20z40EVM 001 SBS 1 1 Impedance Track Technology 5 Enabled Battery Management Soluti...

Page 6: ...86 3 R13 R15 5 1K Resistor chip 5 1 k 1 16 W 5 0603 STD STD R18 3 R14 R25 1M Resistor chip 1 M 1 16 W 5 0603 STD STD R30 1 R16 100K Resistor chip 100 k 1 16 W 5 0603 STD STD 1 R17 0 010 75ppm Resistor...

Page 7: ...le Physical Layouts and Bill of Materials Figure 6 Schematic SLUU320C January 2009 Revised June 2009 bq20z40EVM 001 SBS 1 1 Impedance Track Technology 7 Enabled Battery Management Solution EVM Submit...

Page 8: ...tory Open the archive containing the installation package and copy its contents in a temporary directory The executable filename can consist of several component names and versions Double click on the...

Page 9: ...rge test connect SYS PRES pin to PACK pin to set SYS PRES state To test sleep mode disconnect the SYS PRES pin Figure 7 bq20z40 bq29330 Circuit Module Connection to Cells and System Load Charger The f...

Page 10: ...g check box is checked To disable the scan feature deselect Keep Scanning The continuous scanning period can be set via the Options and Set Scan Interval menu selections The range for this interval is...

Page 11: ...hat separates the Flags Static data from SBS values changes the height of the Flags Static Data display Selecting View then Auto Arrange returns the splitter bar to its original location The bq20z40 d...

Page 12: ...he bq20z40 using the Write All button The configuration information of the bq29330 and module calibration data is held in the bq20z40 data flash The bq20z40 allows for an automatic data flash export f...

Page 13: ...Calibration If Voltage Calibration is selected enter the number of cells on the pack If Temperature Calibration is selected select the sensor that is to be calibrated If the current source is connecte...

Page 14: ...Screen www ti com Figure 10 Calibration Screen 14 bq20z40EVM 001 SBS 1 1 Impedance Track Technology SLUU320C January 2009 Revised June 2009 Enabled Battery Management Solution EVM Submit Documentatio...

Page 15: ...valid values can cause erroneous results When scaling converted hex values to a higher number of bytes follow these rules When unsigned is selected the left pad contains zeroes When signed is selected...

Page 16: ...by its title and literature number Updated documents can also be obtained through the TI Web site at www ti com Documents Literature Number bq20z40 SBS 1 1 Compliant Gas Gauge With Impedance Track SLU...

Page 17: ...duct This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application enginee...

Page 18: ...ce TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonabl...

Page 19: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ20Z40EVM 001...

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