UM2170
Schematic
diagrams
DocID030279 Rev 1
15/24
4
Schematic diagrams
Figure 17: STEVAL-ILL082V1 circuit schematic (1 of 2)
PA
10_L
ED
_O
FF
DM
G
M
CU
Supp
ly
PB
4_L
ED
_D
IM
M
D
M
G
A
C-
DC Co
nv
er
te
r Cir
cu
it
Lp =
915µ
H
, N
p =
125,
N
s=
32,
N
aux
=
1
4
M
ount
ing
Hol
es
5.08
m
m
P
itc
h
5.08
m
m
P
itc
h
C
9
100n
F
R
1
4.
7K
R
22
470
K
J1
H
EA
D
ER
2
1 2
U
1
H
VL
ED
815
PF
SO
URCE
1
CS
2
VC
C
3
GN
D
4
ILE
D
5
DM
G
6
CO
MP
7
N.A
8
NC
9
NC
10
NC
11
NC
12
DRA
IN
13
DRA
IN
14
DRA
IN
15
DRA
IN
16
T1
EF
20
1
6
4
2 3
8
R
9
1K
C
3
100n
F/
X2
L1
1m
H
R
8
1.
05
R
L2
1m
H
R
12
8.
2K
Q
1
BSS
12
3
R
4
4.
7K
C
2
22n
F/
X2
C
11
4.
7u
F
C
12
4.
7n
F
R
5
470
K
D
4
1N
414
8
2
1
R
16
2.
7K
-
+
D
1
HD
06
-T
4
TP
3
1
R
6
470
K
TP
1
1
R
V1
D
2
STT
H
2L0
6
R
10
24
K
C
6
1n
F/
Y2
C
5
330u
F
D
6
BA
T5
4
R
11
100
K
R
20
DN
M
C
8
100p
F
F1 1A
R
3
47
K
R
21
Fu
sab
le
re
si
si
to
r/10
E
R
15
10
K
D
3
STT
H
1L0
6
1
2
J2
H
EA
D
ER
2
1
2
R
14
24
K
TP
2
1
Q
2
M
M
BT
390
4
R
2
220
K
R
13
4.
99
K
C
1
10n
F
D
5
1N
414
8
2
1
C
7
220u
F
C
10
100u
F
R
7
DN
M
C
4
330u
F
