STEVAL-IHP002V1 Datasheet, PDF (8/10 Pages) STMicroelectronics – SmartPlug systems to measure and control AC loads, based on the STM32, ST7540 PLM, and STPM01

Circuit schematics
Figure 7. PLM SmartPlug - dimmer, switch
F2
15A
L
L
VCC_12V
R101
1k
D11
STPS140U
C1
2.2uF
W3 W1
2
1
Load
R102
22 R
N
N
Sensor
STEVAL-IHP002V1
Q3
T2035H
C116
47nF
R3
1k 0.5W
OUT_CMD
VCC_12V
VCC_3V3
D12
1N4148
R103
1K (DO NOT FIT)
R104
1k
Q4
2STR1215
N
K1
2
3
7
6
5
1
4
8
RTD14-SPDT (Do Not Fit)
16A Relay
RS 365-0535
J4
1
2
3
CON3
OPT_OUT_CMD
VCC_12V
VCC_3V3
D13
1N4148
R105
1K (DO NOT FIT)
R106 _1k
Q5
2STR1215
K2
2
3
7
6
5
1
4
8
RTD14-SPDT
16A Relay
RS 365-0535
8/10
Doc ID 18235 Rev 2
GAPMSMD00016