Bill of Materials, Board Layout, and Schematic

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4 Bill of Materials, Board Layout, and Schematic

4.1Bill of Materials

Table 1. Bill of Materials

bq24351

RefDes

Value

Description

Size

Part Number

MFR

 

 

 

 

 

 

 

1

C1

1 µF

Capacitor, ceramic, 35-V, X5R, 10%

603

Std

Std

 

 

 

 

 

 

 

3

C2, C3, C5

1 µF

Capacitor, ceramic, 10-V, X7R, 10%

603

Std

Std

 

 

 

 

 

 

 

1

C4

0.1 µF

Capacitor, ceramic, 16-V, X7R, 10%

805

Std

Std

 

 

 

 

 

 

 

1

C6

0.1 µF

Capacitor, ceramic, 10-V, X7R, 10%

603

Std

Std

 

 

 

 

 

 

 

1

C7

220 µF

Capacitor, electrolytic, 25-V, 20%

0.327 inch × 0.327

UUD1E221MNL1GS

Nichicon

 

 

 

 

inch (8.3 mm × 8.3

 

 

 

 

 

 

mm)

 

 

 

 

 

 

 

 

 

1

D1

BZT52C6V8S

Diode, zener, 200-mW, 6.8-V

SOD-323

BZT52C6V8S

General

 

 

 

 

 

 

 

3

D2, D3, D6

Green

Diode, LED, green, 2.1-V, 20-mA, 6-mcd

603

LTST-C190GKT

LITE-ON

 

 

 

 

 

 

 

2

D4, D7

Red

Diode, LED, red, 2.1-V, 20-mA, 6-mcd

603

LTST-C190CKT

Lite-On

 

 

 

 

 

 

 

1

D5

BAT54C

Diode, dual Schottky, 200-mA, 30-V

SOT23

BAT54C

Vishay/LITE-

 

 

 

 

 

 

ON

 

 

 

 

 

 

 

2

J1, J4

ED1514/2DS

Terminal block, 2-pin, 6-A, 3.5-mm

0.27 inch × 0.25

ED1514/2DS

OST

 

 

 

 

inch (6.86 mm ×

 

 

 

 

 

 

6.35 mm)

 

 

 

 

 

 

 

 

 

2

J2, J3

ED1516/4DS

Terminal block, 4-pin, 6-A, 3.5-mm

0.55 inch × 0.25

ED1516/4DS

OST

 

 

 

 

inch (14 mm × 6.35

 

 

 

 

 

 

mm)

 

 

 

 

 

 

 

 

 

5

JP1, JP4, JP5,

PEC02SAAN

Header, 2-pin, 100-mil (2.54-mm) spacing

0.100 inch (2.54

PEC02SAAN

Sullins

 

JP6, JP7

 

 

mm) × 2

 

 

 

 

 

 

 

 

 

2

JP2, JP3

PTC03SAAN

Header, male 3-pin, 100-mil (2.54-mm) spacing,

0.100 inch (2.54

PTC03SAAN

Sullins

 

 

 

(36-pin strip)

mm) × 3

 

 

 

 

 

 

 

 

 

5

 

929950-00

Shorting jumpers, 2-pin, 100-mil (2.54-mm)

 

929950-00

3M/ESD

 

 

 

spacing

 

 

 

 

 

 

 

 

 

 

2

R1, R2

0

Resistor, chip, 1/16-W, 1%

402

Std

Std

 

 

 

 

 

 

 

0

R3, R4

0

Resistor, chip, 1/16-W, 1%

402

Std

Std

 

 

 

 

 

 

 

2

R5, R6

200 kΩ

Resistor, chip, 1/16-W, 5%

402

Std

Std

 

 

 

 

 

 

 

2

R7, R8

200 kΩ

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

 

 

 

 

 

 

2

R9, R10

0.2 Ω

Resistor, metal film, 1/4-W, 1%

1206

Std

Std

 

 

 

 

 

 

 

1

R11

20 kΩ

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

 

 

 

 

 

 

1

R12

100 kΩ

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

 

 

 

 

 

 

1

R13

100 Ω

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

 

 

 

 

 

 

1

R14

6.2 kΩ

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

 

 

 

 

 

 

4

R15, R16, R17,

1.5 kΩ

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

R18

 

 

 

 

 

 

 

 

 

 

 

 

1

R19

51 Ω

Resistor, chip, 1/16-W, 5%

603

Std

Std

 

 

 

 

 

 

 

4

 

 

6-32 NYL nuts

NY HN 632

H620-ND

Building

 

 

 

 

 

 

Fasteners

 

 

 

 

 

 

 

4

ST1, ST2, ST3,

4816

Standoff, M/F, hex 6-32 NYL, 0.500 inch (12.7

sf_thvt_325_rnd

4816

Keystone

 

ST4

 

mm)

 

 

 

 

 

 

 

 

 

 

8

TP1, TP2, TP3,

White

Test point, white, thru hole, color-keyed

0.100 × 0.100 inch

5002

Keystone

 

TP4, TP5, TP6,

 

 

(2.54 mm × 2.54

 

 

 

TP7, TP8

 

 

mm)

 

 

 

 

 

 

 

 

 

1

TP9

White

Test point, white, thru hole, color-keyed

0.100 × 0.100 inch

5001

Keystone

 

 

 

 

(2.54 mm × 2.54

 

 

 

 

 

 

mm)

 

 

 

 

 

 

 

 

 

1

U1

bq24351DSG

IC, overvoltage and overcurrent charger front-end

SON-8

bq24351DSG

TI

 

 

 

 

 

 

 

1

U2

bq2057CSN

IC, charge management, one- or two-cell Li-Ion

SOIC(SN)

bq2057CSN

TI

 

 

 

or Li-Pol charger

 

 

 

 

 

 

 

 

 

 

1

HPA666

PCB, 2.8-inch × 2.8-inch × 0.062-inch (7.11-cm ×

 

PCB

Any

 

 

 

7.11-cm × 1.58-mm)

 

 

 

 

 

 

 

 

 

 

Notes: 1.

Number 0 in left side columns means do not use this component.

 

 

 

2.

Std in part number column means standard manufacturer’s part number.

 

 

 

 

 

 

 

 

 

 

6

bq24351EVM for Li-Ion Charger Front-End Protection IC

SLUU455 –October 2010

 

 

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Texas Instruments BQ24351EVM manual Bill of Materials