U2350B
| Model | U2350B |
| Description | PWM Speed Control for Permanent Excited DC Motors |
| PDF file | Total 9 pages (File size: 121K) |
| Chip Manufacturer | TEMIC |
U2350B-FP
2 (9)
R
1
V
M
= 230 V~
56 k
W/
2W
+VS
D
3
red
2
LED – logic
IGBT
14
T
1
3
420 mV
+
–
100%
4
350 mV –
+V S
Multi
Stop
Normal
Progr.–
logic
Comparator 2
–
+
R
11
6
Voltage
monitoring
Oscillator
1.2 V/
1.5 V
10
S
1
R
9
120 k
W
Impedance
converter
S
3
S
2
8
Comparator 1
–
+
9
C
1
10 nF
95 10868
D
2
M
green
1
16
D
1
15
Push
pull
stage
BYT86
–800
47
m
F/
350 V
C
6
Supply voltage
limitation
R
12
R
10
82 k
W
80%
Q
S
13
GND
12
C
2
22 nF
11
R6
180 k
W
R
Q
R
12
10 k
W
Output
stage logic
C
7
+
10
m
F/
35 V
R8
0.22
W/
4W
Tristate switch
open
5
R
7
5.6 M
W
R
3
220 k
W
Figure 2. Block diagram with external circuit
C
4
7
R
5
C
5
680 nF
C
3
220 nF
120 k
W
R
13
NTC
220 nF
R
14
Speed
R
4
7.5 k
W
47 k
W
100 k
W
TELEFUNKEN Semiconductors
Rev. A1, 29-May-96
R
15
10 k
W
