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List of Components
Item
Qty
Reference
Value
Pkg.
Manuf.
Part Number
22
4
R15,R16,R28,R29
133
Ω
0805
Rohm
MCR10EZHF1330
23
2
R19,R20
22.1
Ω
0805
Vishay-Dale
CRCW080522R1ERT1
24
1
R21
1M
0805
Yageo
9C08052A1004JLHFT
25
1
R25
1.5K
0805
Yageo
9C08052A1501FKHFT
26
1
D1
45.3
Ω
0805
Vishay-Dale
CRCW080545R3F100
27
5
S1,S2,S3,S4,SW1
Touch Switch
SMD
Panasonic
EVQ-PJU04K
28
1
U1
3.3V Regulator
SOT-23 5
Texas
LP29815-3.3
Instruments
29
1
U2
PMU
RSB0040
Texas
LP3972
Instruments
30
1
U3
USB Controller
SOIC 28
Texas
USBN9604-28M
Instruments
31
1
U4
Microcontroller
TSSOP 48
Texas
COP8CBE9
Instruments
32
1
U5
2V Regulator
SOT-23 5L
Texas
LP3984-2.0
Instruments
33
1
U6
Voltage Converter
SOT-23-6
Texas
LM2664M6
Instruments
34
1
J1
100 mil Header
2 pos
Amp
1 × 2 (4-103239-0-02)
35
1
J2
USB Receptacle
4 pos
FCI
61729-0010B
36
1
J3
100 mil Header
4 pos
Molex
1 × 4 (22-10-2041)
37
3
J4,J7,J8
100 mil Header
4 pos
Amp
2 × 2 (4-103240-0-02)
38
1
J5
100 mil Header
12 pos
Amp
2 × 6 (4-103240-0-06)
39
1
J6
GPO/LDO Headers
8 pos
Amp
2 × 4 (4-103186-0-04)
40
9
TP9,TP10,TP11,TP16,
Test Points
1 pos
Amp
1 × 1 (4-103185-0-01)
TP17,TP18,TP23,TP24,TP25
41
8
TP2,TP4,TP6,TP8,TP13,
Turret Terminal
0.109"L
Keystone
1502-2
TP15,TP20,TP22
42
1
LP3972 version B Fab
Bare board
4 Layer
Rainbow Labs
LP3972-B
5
SNVA235A – May 2007 – Revised April 2013
AN-1621 LP3972 USB Evaluation Board Rev B
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