Texas Instruments BQ24351EVM Benutzerhandbuch
Bill of Materials, Board Layout, and Schematic
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4
Bill of Materials, Board Layout, and Schematic
4.1
Bill 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)
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
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)
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)
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 k
Ω
Resistor, chip, 1/16-W, 5%
402
Std
Std
2
R7, R8
200 k
Ω
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 k
Ω
Resistor, chip, 1/16-W, 5%
603
Std
Std
1
R12
100 k
Ω
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 k
Ω
Resistor, chip, 1/16-W, 5%
603
Std
Std
4
R15, R16, R17,
1.5 k
Ω
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
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)
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
Copyright © 2010, Texas Instruments Incorporated