pbl38573 ETC-unknow, pbl38573 Datasheet - Page 2

• Manufacturer Part Number: pbl38573
• Description: Speech Circuit Constant Current Feeding Systems
• Manufacturer: ETC-unknow

PBL 385 73
2
Maximum Ratings
Parameter
Line voltage, t
Line current, continuous DIP package
Line current, continuous SO package (depending on mounting)
Operating temperature range
Storage temperature range
No input should be set on higher level than pin 4 (+C).
DC supply
350
+
Mic.
Mute
+
R
R
feed = 400 +400
feed = 400 +400
E = 50.0V
E = 48.5V
C = 1 F when artificial line is used
2.7k
470 F when no artificial line
5H+5H
5H+5H
47 F
C11
10
9
DC-supply
p
= 2 s
+
R = 0 - 4k
7
L
0 ohm when artificial
line is used
R = 0-4k
V
V
AM
L
1
1
V
V
1 F
6
2
2
R
G
PBL 385 73
+
+
600
5
18k
22k
600
R5
R4
C
Uz= 15-16V
ARTIFICIAL
8
LINE
3
100nF
C3
V
R6
75
AT
L
V
1
2
100nF
C5
L
910
V
R7
V
560
DC
I
I
DC
R8
L
L
I
I
DC
DC
11k
R9
R10
6.2k
+ LINE
+ LINE
- LINE
- LINE
12
with external
components
with external
components
PBL 38573
V
PBL 38573
R12
11k
See fig. 4
V
See fig. 4
47nF
C6
M
M
MUTE
MUTE
AR
R11
62k
I
I
11
M
M
REC
REC
MIC
MIC
+
910
+
R3
4
13
14
47 F
C1
V
V
4
4
REC.
350
310
15nF
C2
Z
Z
Z
Z
V
Rec
Mic = 350
V
Mic
Rec
3
3
= 350
= 350
= 350
+ Line
-Line
Symbol
V
I
I
T
T
L
L
L
Amb
Stg
Figure 2. Test set up without rectifier
bridge.
Figure 3. Test set up with rectifier
bridge.
Figure 4. Circuit with external compon-
ents for test set up.
DIP package pinning.
Min
0
0
0
-40
-55
Max
18
130
100
+70
+125
Unit
V
mA
mA
C
C