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Bill of Materials, Board Layout and Schematics
Table 1. Bill of Materials (continued)
'50
'51
'51A
'52
'50A
'51B
'53
Part
RefDes
Value
Description
Size
MFR
-001
-002
-003
-004
-005
-006
-007
Number
2
2
2
2
2
2
2
R9, R17
0.01
Resistor, Chip,
2010
WSL2010R0
Dale
1/2W, 1%
100FEA
10
10
10
10
10
10
10
SJ1, SJ2,
929950
Shorting jumpers,
929950-00
3M/ESD
SJ3, SJ4,
-00
2-pin, 100mil
SJ5, SJ6,
spacing,
SJ7, SJ8,
SJ9, SJ10
4
4
4
4
4
4
4
6-32 NYL nuts
4
4
4
4
4
4
4
ST1, ST2,
4816
STANDOFF M/F
sf_thvt_325_
Keystone
4816
ST3, ST4
HEX 6-32 NYL
rnd
.500"
2
2
2
2
2
2
2
TP1, TP20
5001
Test Point, Black,
0.100 x
5001
Keystone
Thru Hole Color
0.100 inch
Keyed
14
14
14
14
14
14
14
TP18,TP19,
5002
Test Point, White,
0.100 x
5002
Keystone
TP21,TP22,
Thru Hole Color
0.100 inch
TP23,TP24,
Keyed
TP25,TP26,
TP27,TP28,
TP29,TP30,
TP31,TP32
4
4
4
4
4
4
4
TP2,TP15,T
131-
Adaptor, 3.5-mm
0.200 inch
131-4244-00
Tektronix
P16,TP17
4244-
probe clip ( or
00
131-5031-00)
0
0
0
0
0
0
0
TP3,TP4,TP
STD
Test Point, 0.020
STD
STD
5,TP6,TP7,T
Hole
P8,TP9,TP1
0,TP11,TP1
2,TP13,TP1
4
1
0
0
0
0
0
0
U1
BQ247
IC, Battery Charge
QFN-28
BQ24750RH
TI
50RHD
Controller
D
0
1
0
0
0
0
0
U1
BQ247
IC, Battery Charge
QFN-28
BQ24751RH
TI
51RHD
Controller
D
0
0
1
0
0
0
0
U1
BQ247
IC, Battery Charge
QFN-28
BQ24751AR
TI
51ARH
Controller
HD
D
0
0
0
1
0
0
0
U1
BQ247
IC, Battery Charge
QFN-28
BQ24752RH
TI
52RHD
Controller
D
0
0
0
0
1
0
0
U1
BQ247
IC, Battery Charge
QFN-28
BQ24750AR
TI
50ARH
Controller
HD
D
0
0
0
0
0
1
0
U1
BQ247
IC, Battery Charge
QFN-28
BQ24751BR
TI
51BRH
Controller
HD
D
0
0
0
0
0
0
1
U1
BQ247
IC, Battery Charge
QFN-28
BQ24753RH
TI
53RHD
Controller
D
1
1
1
1
1
1
1
HPA20
Printed Circuit
Any
7
board
11
SLUU283D – May 2007 – Revised March 2010
bq24750/50A/51/51A/51B/52/53 EVM (HPA207) For Multi —Cell Synchronous
Notebook Charger and System Power Selector
Copyright © 2007–2010, Texas Instruments Incorporated