Schematic

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D D
C C
B B
A A
Gravity: Analog Isolation Module
lg.gang-CD
V1.0
2017/6/16
17:08:40
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SKU:
DFR0504
VIN
1
GND
2
Vo-
3
Vo+
4
IB0505LS-1W
U2
PD4
1
PD5
2
PD6
3
NRST
4
PA1
5
PA2
6
Vss
7
Vcap
8
Vdd
9
PA3
10
PB5
11
PB4
12
PC3
13
PC4
14
PC5
15
PC6
16
PC7
17
PD1
18
PD2
19
PD3
20
STM8S103F3P6
U1
10K
R3
100nF
C6
1uF
C9
4.7uF
C7
100nF
C4
T1
T2
T3
T4
SWIM
SWIM
NRST
NRST
PWM OUT
IGND
i5V
i5V
IGND
IGND
i5V
i5V
IGND
GND
1
2
3
Gravity 3P Raw
J1
GND
+5V
OUT
6N137S(TA)
NC
1
A
2
C
3
NC
4
GND
5
Vout
6
EN
7
VCC
8
U4
10KR2
i5V
2K
R25
10KR1
100nF
C8
4.7uF
C3
+5V
+5V
GND
3
2
1
8 4
TP1562A
U3A
5
6
7
TP1562A
U3B
100nF
C2
4.7uF
C1
+5V GND
10K
R4
10K
R5
+5V
GND
100K
R6
GND
100R
R9
1
2
3
Gravity 3P Isolation
J2
IGND
i5V
+5V
GND
330R
R7
1uF
C10
10K
R8
1uF
C5
100K
R11
1uF
C11
GND
1
2
3
U5
i5V
IGND
510R
R10
2.495V
FD1 FD2 FD3 FD4
T7
T8
T5
T6
SEN MCU
SEN
MCU
GND
+5V
TL431A