PEB3265 Infineon Technologies Corporation, PEB3265 Datasheet - Page 105

• Manufacturer Part Number: PEB3265
• Description: (PEB326x / PEB426x) Dual Channel Slicofi-2 / Slic Duslic
• Manufacturer: Infineon Technologies Corporation

Preliminary
– Power Consumption Calculation for SLIC-P in Balanced Ringing Mode
With the example of the above calculation with
Chapter
Typical ringer load:
V
detection
Table 25
in balanced ringing mode consisting of the quiescent power dissipation
sensor power dissipation
power dissipation
Table 25
P
P
P
P
with
P
P
V
1)
Data Sheet
RNGr
TOT, RingPause
TOT, Ringing
Q
I
G
O
TIP/RING, rms
Values for
= 0.055
=
= (
= I
I
V
Trans,rms
V
V
= 45 Vrms and ringing frequency
DD
BATR
BATR
4.7.3.3) when the internal ringing feature will be used.
shows the power calculation for the total power dissipation
V
V
DC
I
DD
I
2
I
DD
=
Trans,rms
SLIC-P Balanced Ringing Power Dissipation (typical)
=
– 80
= 20 V.
= 5 V,
P
I
I
=
+ I
V
Trans,rms
Trans,rms
Q
TIP/RING, rms
P
P
2
V
+
O
Q
)
V
BATR
P
BATL
.
+
I
(1/60k + 1/216k)
P
+
I
R
V
= – 36 V,
I
I
P
RNG
P
+
BATR
2
G
cos(
I
, the gain stage power dissipation
I
P
BATR
+
/I
G
= 1000
SQRT(2)/ –
Z
P
I + 0.04
+
LD
V
O
Load
P
BATH
+ I
I
O
)
V
(
= – 48 V,
I
BATH
Trans
=
I
f
105
Trans,rms
C
RNG
I
RNG
= 0 mA)
V
I
= 20 Hz. DC Offset voltage for ring trip
BATR
BATH
R
= 3.7 F. Required ringing voltage
L
= 1200
= – 108 V,
V
+ I
DD
V
BATL
T
line length for SLIC-P (see
J
I
Operational Description
= 25 °C
P
G
I
BATL
and the output stage
P
TOT
482 mW
1618 mW
370 mW
117 mW
112 mW
1019 mW
P
Q
of the SLIC-P
, the current
2000-07-14
DuSLIC
1)