dsPIC
33EP128GS
8
06 Digital Power PIM User’s Gu
ide
DS5
0002761A-p
age 16
20
18 M
ic
rochip
T
e
c
hnology
In
c
.
FIGURE A-2:
dsPIC33EP128GS806 DIGITAL POWER PIM SCHEMATIC REV. 1.1 (PAGE 2 OF 2)
10k
0402
1%
R36
+5V_USB
GND_D
0.47 μF
16V
0603
C2
USB/UART-I
2
C interface
1 μF
10V
0402
C20
270R
0402
5%
R55
270R
0402
5%
R56
+3.3V
75R
0402
1%
R70
1 2 3 4 5
0
ID
D
+
D-
+5V
GND
Micro-AB Receptacle
USB 2.0 MICRO-B FEMALE
J3
+3.3V
GND_D
75R
0402
1%
R71
GND_D
GND_D
GND_D
+5V_USB
USB_
N
USB_
P
4.7k
0402
5%
R39
4.7k
0402
5%
R50
+5V_USB
GND_D
+5V
+3.3V
GND_D
GND_D
3.6V..6V max. from edge connector
+5V_USB
470R
FB2
0.1 μF
50V
0402
C21
GND_D
3.3k
0402
5%
R26
GREEN
0603
LD1
V
IN
1
SHDN
3
GND
2
PWRGD
4
V
OUT
5
MCP1755/3.3V
U1
MCLR_IN
MCLR_IN
GND_A
0R
0603
R25
GND_D
0R
0603
R64
Shield
“Shield” = Bottom copper pour connection
470R
FB1
+3.3V_A
GND_A
+3.3V_OPA
+3.3V
SDA
SCL
UART TX
UART RX
10R
0402
1%
R58
10 μF
10V
0603
C1
10 μF
10V
0603
C19
10 μF
10V
0603
C12
V
DD
16
GP0
1
GP1
2
RST
3
UART RX
4
UART TX
5
GP2
6
GP3
7
SDA
8
SCL
9
V
USB
10
D-
11
D+
12
V
SS
13
EP
17
NC
14
NC
15
MCP2221A
U3
BAS3010A-3W
D2