DocID024503 Rev 1
19/27
UM1631
STEVAL-IHT005V2 schematic
Appendix A
STEVAL-IHT005V2 schematic
A.1 Schematic
Figure 9. STEVAL-IHT005V2 schematic
PB5
41
VSS_
3
47
PB8
45
P
C13
2
PA
14
37
PB6
42
PA3
13
PB7
43
VDD_
3
48
BOOT0
44
PB9
46
VBA
T
1
VSSA
8
NRST
7
PD
1
6
PB10 21
PB2
20
PB1
19
PB0
18
PA7
17
PA6
16
PA4
14
VDDA
9
PA
0
10
PA
1
11
PA
2
12
P
C14
3
P
C15
4
PD
0
5
PA
15
38
VDD_
2
36
P
B14
27
P
B13
26
PB3
39
P
B12
25
VDD_
1
24
VSS_1 23
VSS_
2
35
PA
13
34
PA
12
33
PA
11
32
PA
10
31
PA
9
30
PA
8
29
P
B15
28
PB11 22
PB4
40
PA5
15
STM32F100CB
V
DD
V
DD
VDD
GND
GND
GND
GND
100 nF
C6
C7 100 nF
100 nF
C5
R5
D1
1N4007
D2
1N4007
F/450 V
F/450 V
CE
2
CE
3
V
DD
1 m
H
L1
Drain
7
Drain
8
S
1
FB
4
V
DD
2
LI
M
3
COMP
5
V
iper16L
1 nF
C4
N.A.
C3
N/
A
R7
N/
A
R6
CE
1
D4 STTH1R06
D3
STTH1R06
X2
47 nF/305 V
C1
1
L
N
1
2
3
J2
Header_3
R1
R2
ZVC signa
l
R4
R3
100 nF
C1
1 m
H
L2
-6
V
CE
4
AD
J
1
IN
2
OUT
3
U2
LM
337
CE
5
R18 Re
s
R15 Re
s
N/
A
CE
6
-3.3 V
0 V
-6
V
V
DD
V
DD
1 2 3
J4
Header_3
10 nF
C20
10 nF
C22
10 nF
C24
Ca
p
N/
A
R9
ACS_
1
ACS_
2
ACS_
3
T1635H
ACST1635
Z0109
R57
ACS_
3
ACS_
2
ACS_
1
X2
10 nF/305 V
C19
R43
X2
10 nF
C23
R60
X2
10 nF/305
V
C21
R51
R12 N/
A
R14 Varistor
R13
X2
10 nF/ 305 V
C2
VDD
10 nF
C10
T1635H
1 2 3
J3
Header_3
R19
X2
10 nF/ 305 V
C12
V
DD
10 nF
C13
Ca
p
R17
R16
ACST1635
R28
X2
10 nF/ 305 V
C14
V
DD
10 nF
C16
Z0109
ZVC signal
V
DD
C8
10 nF
C9
L3
BC547A
Q2
1
2
N/
A
XT
1
100 nF
C27
R63
GND
V
DD
R55
BUTT
ON_ACS_
1
BUTT
ON_ACS_
2
BUTT
ON_ACS_
3
BUTT
ON_Z0109
BUTT
ON_ACS_
1
BUTT
ON_ACS_
2
BUTT
ON_ACS_
3
BUTT
ON_Z0109
PO
TENTIOMETER_T1635H
PO
TENTIOMETER_ACST1
635
V
DD
GND
GND
R34
V
DD
10 k
R2 7
R29
R23
-6
V
V
DD
1
2
3
4
Relay
-R
AS 0515
K1
GND
NRST
NRST
R21
100 nF
C15
GND
V
DD
BC557A
Q1
relay
rela y
I2C_SCL
I2C_SDA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CN
1
JT
AG
PB3
R42
R45
R46
V
DD
V
DD
PA
13
PA13
PA14
PA15
PB
4
NRST_JT
AG
NRST_JT
A
G
PA
14
PA
15
PB
4
1
2
3
J1
Header_3
V
DD
relay_out
relay_out
R65
RP
ot
V
DD
V
DD
GND
GND
PO
TENTIOMETER_ACST1
635
PO
TENTIOMETER_T1635H
N/
A
C17
N/
A
C18
N/
A
R30
LE
D_ACS_
1
LED_ACS_
2
LE
D_ACS_
3
LE
D_Z0109
V
DD
R35
D7
LE
D
LE
D_ACS_
1
V
DD
R37
D8
LE
D
LE
D_ACS_
2
V
DD
R40
D9
LE
D
LE
D_ACS_
3
V
DD
R44
D1
0
LE
D
LE
D_Z0109
V
DD
R32
D6
LE
D
-6
V
LE
D_ACST1635
LE
D_T1635H
V
DD
R47
D1
1
LE
D
LE
D_T1635H
V
DD
R52
D1
2
LE
D
LE
D_ACST1635
R41
R50
R59
R33
R26
R1
1
I2C_SCL
I2C_SDA
D5 1N4007
-6
V
1
2
3
4
P1
Header 4
V
DD
GND
ON/OFF
signa
l
R58
R48
R49
R38
R39
R25
R24
R22
R20
V
DD
V
DD
R8
R10
R66
RP
ot
1
2
3
4
S3 butto
n
100 nF
C28
R64
GND
V
DD
R56
1
2
3
4
S4 butto
n
100 nF
C26
R62
GND
V
DD
R54
1
2
3
4
S2 butto
n
100 nF
C25
R61
GND
V
DD
R53
1
2
3
4
S1 butto
n
OUT
CO
M
G
ACS1
ACS108
-8S
OUT
CO
M
G
ACS2
ACS108
-8S
OUT
CO
M
G
ACS3
ACS108-8S
T3
Z0109
1
ZV
C
testpoint
1
-6
V
testpoint
1
N_VDD
testpoint
1
-3.3
V
testpoint
1
V
DD
testpoint
1
L
testpoint
1
G_T2
testpoint
1
G_T3
testpoint
1
G_ACS1
testpoint
1
G_ACS2
testpoint
1
G_ACS3
testpoint
1
A2_T
1
testpoint
1
A2_T
3
testpoint
1
OUT_ACS
1
testpoint
1
OUT_ACS
3
testpoint
1
OUT_ACS
2
testpoint
1
OUT_T2
testpoint
BUTT
ON_RELA
Y
100 nF
C29
R68
GND
V
DD
R67
1
2
3
4
S5 butto
n
BUTT
ON_RELA
Y
PB3
PB
3
T2
ACST1635
T1
T1635H
1
2
TR
1
P6
KE
400CA
R69
R70
GND
1 nF
C30
GND
1
G_T1
testpoint
10 nF
C32
GND
10 nF
C33
GND
10 nF
C34
GND
10 nF
C35
GND
10 nF
C36
GND
10 nF
C37
GND
10 nF
C38
GND
1 nF
C31
GND
AM07459V1
/305 V