Figure 6.
STEVAL-IFP044V1 circuit schematic (2 of 2)
IPD2
2
default:
closed
default:
3
IPD1
CLOSE 1-2
default:
CLOSE 1-2
default:
1
1
2
3
CLOSE 1-2
IN2
1
1
IN1
FL
T1
default: closed
default:
3
IN2
CLOSE 1-2
default:
default: close 1-23
closed
FL
T2
default: open
2
default: closed
2
default: open
1
32
VCC
default: closed
IN1
OUT1
FLT1
OUT2
FLT2
IN2
3v3
5v0
R2
27k
R13
2.2k
J7
1
2
R6
390
C9
470nF
R1
27k
J11
1
2
SW4
J9
1
2
3
4
5
6
C8
47nF
R5
390
R16
0R
J12
1
2
TP2
C7
0.47nF
TP3
R17
0R
J5 1
2
ISO1
1
6
3
4
TP1
DR1
RED LED
SW1
C4
J10
100nF/100V
1
2
1
ISO3
6
3
4
J2
1
2
J8
1
2
3
4
5
6
TP5
C5
100nF/100V
SW5
R14
10k
R15
10k
J1
1
2
R3
22k
R10
10k
J13
1
2
J6
1
2
DG1 GREEN LED
1
ISO2
6
3
4
R7
22k
R9
10k
DR2
RED LED
R18
2.2k
C12
470nF
1
ISO4
6
3
4
R4
22k
TP4
SW3
U1
FL
T2
13
IPS2050HQ-32
17
OUT_17
18
OUT_18
19
OUT_19
20
OUT_20
21
OUT_21
22
OUT_22
23
OUT_23
24
OUT_24
35
OUT_35
36
OUT_36
37
OUT_37
38
OUT_38
39
OUT_39
40
OUT_40
IPD1
48
3
IN1
GND
6
FL
T1
46
41
OUT_41
42
OUT_42
49
Exp-VCC
IPD2
11
IN2
8
C11
47nF
SW2
R11
0R
DG2 GREEN LED
C10
0.47nF
R12
0R
R8
22k
VCC
OUT1
OUT2
UM3050
-
Rev 1
page 8/17
UM3050
Schematic diagrams
