Microchip Technology MCP39F521, Руководство пользователя

Страница: 21 / 33

Sch
e
ma
tic
a
nd
La
yo
uts

2015
Micr
ochip T
e
ch
nol
ogy
I
n
c.
DS
50002413A
-page 21
A.4 BOARD – POWER AND USB SCHEMATIC
+9V IN
PO WER
MRA4005
D3
AGND
3.3A 3.3D
DGND
LINE
NEUTRAL
VO
LT
A
G
E I
N
DGND
+9V IN
FB3
DGND DGND DGND DGND
FB4
25V
0.1 μF
0603
C26
25V
0.1 μF
0603
C27
25V
0.1 μF
0603
C23
AGND AGND
LINE
NEUTRAL N_OUT
IEC Outlet C13
G
2
N
3
L
1
G
N
L
J2
[SHUNT]
DISC 14 mm
S14K275
MOV1
GND_ISO
3.3D
3.3D
DGND
DGND
GND_ISO
5VUSB
Isolation
Barrier
25V
0.1 μF
0603
C28
25V
0.1 μF
0603
C29
GND_ISO
GND_ISO
5VUSB
33R
0603
5%
R20
HDR-2.54 Male 1x4
Yes
1234
J5
GND_ISO
5VUSB
ISO1541
VCC1
1
SDA1
2
SCL1
3
GND1
4
VCC2 8
SDA2 7
SCL2 6
GND2 5
VCC1
SDA1
SCL1
GND1
VCC2
SDA2
SCL2
GND2
U6
5VUSB
MRA4005
D2
LNK304
S 8
S 6
BP
1
D
4
S 7
FB
2
S
S
B
P
D
S
FB
S 5
U3
0.1 μF
25V
0603
C17
470R
2512
5%
R4
470R
2512
5%
R10
ES1G
D1
MRA4005
D4
100 μF
16V
AL-D
C6
8.2k
0603
1%
R17
2.05k
0603
1%
R16
DGND
4.7 μF
25V
0805
C18
10 μF
25V
1206
C24
2.05k
0603
1%
R12
USB_N
USB_P
0.47 μF
6.3V
0603
C32
RESET
10k
0603
1%
R35
VUSB
USB_N
USB_P
4.7 μF
10V
0805
C30
GND_ISO
5VUSB
5VUSB
5VUSB
10 μF
10V
0805
C25
10 μF
10V
0805
C22
4.7 μF
400V
RAD_P3.5D8H13
C10
4.7 μF
400V
RAD_P3.5D8H13
C11
1mH
L1
1mH
L2
USB MINI-B Female
ID 4
VBUS 1
GND 5
D- 2
D+ 3
0
J10
GND_ISO
HDR-2.54 Male 1x3
1
2
3
JP2
25V
0.1 μF
0603
C31
IEC Inlet C14
G 2
N 3
L 1
G
N
L
J1
0.01 μF
330V
RAD-P10L13W4H9
C1
MCP2221
VDD
1
GP0
2
GP1
3
RST
4
UART RX
5
UART TX
6
GP2
7
GP3 8
SDA 9
SCL 10
VUSB 11
D- 12
D+ 13
VSS 14 VDD
GP0
GP1
RST
UART RX
UART TX
GP2 GP3
SDA
SCL
VUSB
D-
D+
VSS
U11
MCP1754S/3.3V
VOUT 3 VIN
1
GN
D
2
VOUT VIN
G
N
DVV
U5
POWER 2.5 mm
2
3
1
J3
S
Vin
Net Tie
NT1
GREEN
LD5
5VUSB
1k
0603
1%
R33
GND_ISO
GND_ISO
GND_PWR
+8.25V
EARTH
SCL
SDA
MPU_SCL
MPU_SDA
LED_I2C
SCL
SDA
2.1k
0603
1%
R37
5VUSB
2.1k
0603
1%
R36
5VUSB
2.1k
0603
1%
R39
2.1k
0603
1%
R38
3.3D 3.3D
LED_I2C
External isolated I²C comm