U211B2
| Model | U211B2 |
| Description | Phase Control Circuit - General Purpose Feedback |
| PDF file | Total 20 pages (File size: 321K) |
| Chip Manufacturer | TEMIC |
R
8
47 k
W
220 nF
2.2
m
F
10 V
C
3
R
7
470 k
W
10
m
F
C
8
18
17
14
16
13
11
12
15
L
1
1N4004
D
1
10
C
7
470 nF
10 V
R
11
16 k
W
C
11
22 nF
220 k
W
R
4
C
4
4.7
m
F
10 V
C
13
R
18
Set speed
min
R
31
100 k
W
TELEFUNKEN Semiconductors
Rev. A1, 29-May-96
R
13
Set speed
max
L
2
R
1
1
4
–V
S
R
6
5
R
5
GND
100
W
470 k
W
I
GT
= 50 mA
C
1
2
3
6
18 k
W
1.5 W
7
8
C
6
R
2
1 M
W
R
3
4.7 k
W
R
ö
C
2
C
ö
/t
3.3 nF
R
10
680 pF
9
all diodes BYW83
M
U211B2
CNY 70
230 V~
100
W
R
14
C
12
47
m
F
25 V
R
9
220 k
W
150 nF
250 V~
C
5
1.5 k
W
470 nF
100
W
R
17
R
16
470
W
Figure 26. Speed control with reflective opto coupler CNY70 as emitter
1N4004
ca 220 Pulses / Revolution
D
2
3.5 k
W
/ 8 W
R
15
C
10
100
m
F
10 V
Z
3
BZX55
C9V1
U211B2/ B3
95 10687
17 (20)
