pef4265 Infineon Technologies Corporation, pef4265 Datasheet - Page 24

• Manufacturer Part Number: pef4265
• Description: Subscriber Line Interface Circuit Enhanced Feature Set
• Manufacturer: Infineon Technologies Corporation

Table 11
Parameter
V
V
1) Current depending on supply voltage:
2) Current depending on supply voltage:
3) Current depending on line voltage:
4) Current depending on line voltage:
The total power dissipated in the SLIC consists of the quiescent power
output stage power
P
with
Table 12
Operating Mode Equation for
ACTL
ACTH
ACTR
For the dual channel version, the power values of each channel have to be added to yield the total power
dissipation.
Preliminary Data Sheet
BATL
HR
tot
=
current
P
P
current
Q
Q
=
+
V
P
DD
O
Supply Currents, Power Dissipation (I
Output Stage Power Dissipation
*
I
DD
P
P
P
P
+ I
P
O
O
O
O
O
V
= (1.05 * |
= (1.05 * |
= (1.02 *
= [4 * (
caused by any line current
BATH
Symbol
I
I
BATL
HR
I *
V
I
H
BATH
V
V
V
+ |
P
HR
BATL
BATH
O
I
I
V
BATH
HR
+ I
+ 1.05 * |
Calculation
BATH
| –
I
I
| –
(
V
BATL
BATH
V
BATL
(
TR
V
|) - π *
V
V
Min.
–
–
TR
) = I
TR
(
TR
(
V
V
I *
) = I
) *
BATL
) *
BATH
V
HR
I
BATH
I
V
BATL
I
) =
BATH
Trans
Trans
) = I
(0) + |V
P
I
* cos ϕ] *
| –
Trans
Ι
BATL
+
(0) + |V
BATH
Typ.
0
0.8
R
V
V
Values
24
= I
HR
TR
(see
(-24V) + (-
TR
(-48V) + (-V
T
) *
| / 60kΩ
*
= 0; V
TR
I
I
V
Table
HR
Trans
| / 40kΩ
P
/ (2 * π *
Max.
10
1.1
TR
V
BATL
12).
= 0; one channel) (cont’d)
BATH
- 24) / 40kΩ
Z
- 48) / 40kΩ
P
L
)
Q
Unit
µA
mA
due to the supply currents and the
Comment
–
–
Ohmic load
complex load Z = Z
V
P
... peak ring voltage
Electrical Characteristics
PEF 4265 / PEF 4365
Note /
Test Condition
–
–
Revision 2.2, 2008-02-06
SLIC-E / TSLIC-E
L
e
i
ϕ,
No.
23
24