Microchip Technology PAC1710, Руководство пользователя

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PAC
17X0 High
-Side Cu
rr
en
t
Sen
so
rs Evaluatio
n
Bo
ar
d
User’
s Gu
id
e
DS5
0002367A-p
age 42

20
15 M
ic
rochip
T
e
chnology
In
c.
A.2 BOARD – SCHEMATIC: CURRENT SENSORS
V
SENSE
2+
V
SENSE
2-
V
SENSE
1+
V
SENSE
1-
V
SOURCE
1-
V
SOURCE
1+
V
SOURCE
2+
V
SOURCE
2-
1
SENSE1-
2
3
SENSE2-
4
GND
5
ADDR_SEL
6
ALERT#
7
SMDATA
8
SMCLK
9
V
DD
10
GND1
11
PAC1720
U1
0.1%
2.21R
0603
R9
0.1%
2.21R
0603
R8
+ 5V_USB
+3.3V
+3.3V
Idemo
SMBus_CLK
SMBus_DATA
ALERT#
Close J12 (default ) = 1001_100xb -> 98h
Open J12 = 1001_101xb -> 9Ah
heavy traces
or solid cooper
heavy traces
or solid cooper
heavy traces
or solid cooper
heavy traces
or solid cooper
Fi xed address 2Ch
40 mV sensing range
I
DD
ANALOG MONITOR
2.5V/mA SENSITIVITY
12
J1
12
J2
JACK Power 2.1 mm Male
2
3
1
J17
JACK Power 2.1 mm Male
2
3
1
J18
21
J11
GND
21
J6
21
J7
JACK Power 2.1 mm Male
2
3
1
J19
JACK Power 2.1 mm Male
2
3
1
J20
123
J4
J3
J3_2
J4_2
1
2 3
4
J5
Mode Select:
SYS: 1-2
DEMO: 2-3
TP1
V
SENSE
1+
TP2
V
SENSE
1-
0R
R1
0R
R2
0R
R6
0R
R7
J8
123
J9
Mode Select:
SYS: 1-2
DEMO: 2-3
Default:
1-3
2-4
1
2 3
4
J10
Default:
1-3
2-4
TP3
V
SENSE
2+
TP4
V
SENSE
2-
TP6
ADDR_SEL
TP5
ALERT
2 1
J12
1k
R15
1k
R16
10k
R14
1k
0603
1%
R28
1k
0603
1%
R26
100k
R27
2 1
4 3
GREEN
RED
LD5
100R
R13
0.1 μ F
16V
C1
0.1 μ F
16V
C17
1 μ F
16V
C2
1 μ F
16V
C18
5.6k
R4
1
2
3
4
0.003R
2412
1%
R11
1
2
3
4
0.003R
2412
1%
R22
TP9
I
DD
1k
R31
1 μ F
16V
C20
100k
0603
1%
R30
+5V_USB
+5V_USB
24.9R
0603
1%
R5
2.21R
0603
0.1%
R12
2.21R
0603
0.1%
R17
10.5R
0603
1%
R18
5 6
7
14
SN74LVC14A
U4C
MCP6V31
+A
3
-A
4
OUTA
1
Vs
s
V
DD
2 5
U6
SENSE+
1
SENSE-
2
NC1
3
NC2
4
GND
5
ADDR_SEL
6
ALERT#
7
SMDATA
8
SMCLK
9
V
DD
10
GND1
11
PAC1710
U2
10.5R
0603
1%
R10
321
321