Microchip Technology dsPIC33CK - Page 44

dsPIC33CK Low-Voltage Motor Control Board User’s Guide DS50002927A-page 44  2020 Microchip Technology Inc.
FIGURE A-1: SCHEMATICS PAGE 1 OF 8
Designed with
Altium.com
PGND
MCP16301
BOOST
1
GND
2
VFB
3
EN
4
SW
6
VIN
5
U11
1N4148
D2
+5V
VIN
1
GND
2
VOUT
3
MCP1826S/3.3V
U12
+3.3 VA
2
3
1
POWER 2 mm
J1
1M
R16
VDD
19
PVDD
20
PVIN
7
PVIN
8
PVIN
9
VIN
17
FREQ
24
EN
16
DL (NC)
1
DH (NC)
3
SW
12
SW
21
(EPAD3) SW
27
LX
5
PVIN
4
PVIN (EPAD1)
25
BST
6
ILIM
18
FB
14
PGOOD
15
AGND
13
PGND
2
PGND
10
PGND
11
PGND
22
PGND
23
(EPAD2) PGND
26
MIC28511
U1
0.1uF
C2
0.1 μF
16V
C6
100k
R3
PGND
+12V
DNP
TP5
DNP
TP1
VDC
DNP
TP4
+5V
DNP
TP6
0.1 μF
100V
C21
10 μF
25V
C23
10 μF
25V
C31
82R
R13
4.7R
R17
120 pF
100V
C33
MBRA140T3G
D3
52.3k
R14
10k
R18
1.21R
R2
2.2 μF
10V
C1
2.2 μF
10V
C3
100k
R8
100k
R7
DNP
R11
1.21R
R5
2.2 μF
100V
C15
22 μF
100V
C13
BAT46W
D1
10R
R1
DNP
C4
PGND
100 μH
L1
47 μF
35V
C7
2.2 μF
100V
C8
715R
R10
3300 pF
50V
C5
10 μF
16V
C100
10 μF
16V
C101
+12V
10 μF
16V
C104
10 μF
16V
C105
0R
0805
R15
0.1 μF
16V
C102
0.1 μF
16V
C103
0.1 μF
16V
C106
0.1 μF
16V
C22
0.1 μF
C39
PGND
PGND
0R
0805
R19
AGND
PGND
DGND
DGND
DNP
TP3
+12V
+3.3V
+3.3V
1k
R4
VDC
PGND PGND
+3.3VA
DGND
AGND
Black TP
TP7
Black TP
TP8
Black TP
TP9
22 μH
L2
1
2
TERMINAL 1x2
J2
330 μF
63V
C10
330 μF
63V
C11
330 μF
63V
C12
330 μF
63V
C9
0.1 μF
C30
10k
R6
10k
R9
12
HDR-2.54 Male 1x2
J16
DGND
Black TP
TP18
DGND
Black TP
TP19
AGND
Black TP
TP20
Net Tie
0.5 mm
R12
Net Tie
5mm
NT1
PGND
Black TP
TP22