UM0842
CPU board hardware description
Doc ID 16542 Rev 4
37/50
14
1
D4
SCR TS420-
B_1
DPAK
Switching Diode/600/4 A/
200 mW/DPAK/RoHS
TS420-600B
(STm)
15
5
D5, D6, D7, D8 and D9
GREEN
0805P
LED/GREEN/SLED0805
16
2
FB1 and FB2
WURTH
742792023
0805
Bead/3 A/120 Ohm/
0.03 Ohm/SL0805/RoHS
17
5
FB3, FB4, FB5, FB6
and FB7
BLM21BD60
1SN1D
0805
Bead/200mA/600 Ohm/
0.45 Ohm/SL0805/RoHS
18
4
FB8, FB9, FB10 and
FB16
FERRITE-
0603
0603
Bead/500mA/600 Ohm/
0.38 Ohm/SL0603/RoHS
19
4
FB12, FB13, FB14 and
FB15
FERRITE
0603
Bead/500 mA/600 Ohm/
0.38 Ohm/SL0603/RoHS
21
1
J1
USB B-TYPE
RA
USB-B-RA-
1
Type B USB Connector
22
1
J2
USB A-TYPE
RA DOUBLE
USB-A-RA-
DB
TYPE A Double USB
Connector/RA/TH
23
1
J3
IDC 10X2
MD POL
IDC10X2M
D
IDC 10x2/100 mil-pitch/
Header with shroud
24
5
J5, J6, J7,J 8 and J9
STRIP-2X1-
2.54-MD
2X1-2.54-
MD
2x1 single row 2.54 mm
pitch pin header
25
1
J10
MOLEX
1.25MM 2W
M
MLX-
1.25MM-M
2x1 single row 1.25 mm
pin pitch shrouded header
26
1
J11
DC POWER
SOCKET
2.1MM
DPS2.1MM 3 pin 2.1 power jack
27
2
J12 and J13
SAMTEC-
MIS-038
MIS-038
0.635 mm Doube Row HS
Socket SMT
MIS-038-01-F-D
(SAMTEC)
28
1
J17
IDC 5X2 MD
POL
IDC5X2MD
IDC 5x2/100mil-pitch/
Header with shroud
29
2
J20 and J21
STRIP-3X1
3X1-2.54-
MD
3x1 single row 2.54 mm
pitch pin header
30
1
J22
STRIP-2X2-
2.54-MD
2X2-2.54-
MD
2X2 single row 2.54 mm
pitch pin header
31
2
L1 and L2
2.2 uH 1.2A
LPS3.9X3.
9
Inductor/2.2 uH/1.2 A/
20%/3.9x3.9/RoHS
LPS4012-222ML
(Coilcraft)
32
1
L3
1 uH 1.7A
LPS3.9X3.
9
Inductor/1 uH/1.7 A/
20%/3.9x3.9/RoHS
LPS4012-102ML
(Coilcraft)
34
1
P1
SW-PB-SMD
SW-PB-
SMD6x6.6
Push Button/4PIN/
6x6mm/SMT
TS6647S
(Kingtek)
35
1
Q1
NPN BC848
SOT23
NPN Transistor/45 V/
50 V/6 V/ 0.1 A/
0.33 W/SOT23
Table 36.
List of components (continued)
Item
Qty.
Reference
Part
Footprint
Description
Part number
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