PBL38541/1SO データシートの表示（PDF） - Ericsson
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PBL38541/1SO Datasheet PDF : 14 Pages
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PBL 385 41
Maximum Ratings
Parameter
Line voltage, tp = 2 s
Line current, continuous DIP
Line current, continuous SO package
Operating temperature range
Storage temperature range
No input should be set on higher level than pin 4 (+C).
MUTE
R
L
=
0-4kΩ
0 ohm when artificial
VM
IM
line is used
5H+5H
Rfeed = 400Ω+400Ω
+
E = 48.5V
+
V2
ARTIFICIAL
LINE
C
600Ω
VL
IL
+ LINE MIC
IDC2
VDC2
IDC1
PBL 385 41
with external
components
See fig. 4
V1
VDC1
REC
V4
C = 1µF when artificial line is used
470µF when no artificial line
- LINE
Symbol
Min
VL
0
IL
0
IL
0
TAmb
-40
T
-55
Stg
Max
Unit
18
V
130
mA
100
mA
+70
°C
+125
°C
Z Mic = 350Ω
V3
ZRec= 350Ω
Figure 2. Test set up without rectifier
bridge.
MUTE
VM
IM
5H+5H RL = 0 - 4kΩ
Uz= 15-16V
IL
+ LINE
Rfeed = 400Ω+400Ω
+
E = 50.0V
+
1µF
V2
600Ω
V1
VL
MIC
IDC2
VDC2
IDC1
PBL 385 41
with external
components
See fig. 4
VDC1
REC
V4
- LINE
ZMic = 350Ω
V3
ZRec = 350Ω
Figure 3. Test set up with rectifier
bridge.
C9
220n
DTMF
10
input
AD
R16 12
Mic.
350Ω
2.7k
13
AM
1
PBL 385 41
AT
AR
17
R14
310Ω
Rec.
18
350Ω
Mute
(active low)
DC1 - output for
external devices
DC2 - output for
external devices
DC-supply
8
79
5
6 11 3
2
15
16
C7 +
47µF
R4
18k
R*1
R17
Gain
4k regulation
+ C11
R*2a
47µF
R7
R10
C3
910Ω
6.2k
100n
R8
560Ω
R6
R12
R5
22k
75Ω
>0.5W
C5
11k
R9
100n
11k
R*2b
C6
47n
R13
10Ω
14
+4
R11
62k
R3
910Ω
C2
15n
+
C1 47µF
+Line
-Line
Figure 4. Circuit with external compon-
ents for test set up. 2 x 400Ω 48V.
* Not used in test set up.
DIP package pinning.
2
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