pef80913 Infineon Technologies Corporation, pef80913 Datasheet - Page 145

• Manufacturer Part Number: pef80913
• Description: 2b1q Second Gen. Modular Isdn Nt
• Manufacturer: Infineon Technologies Corporation

•.
Figure 68
U-Transformer Parameters
The following
Table 31
U-Transformer Parameters
U-Transformer ratio;
Device side : Line side
Main inductance of windings on the line side
Leakage inductance of windings on the line side L
Coupling capacitance between the windings on
the device side and the windings on the line side
DC resistance of the windings on device side
DC resistance of the windings on line side
1)
Data Sheet
R
B
/ R
L
according to equation[2]
BOUT
AOUT
BIN
AIN
Table 31
External Circuitry U-Transceiver
U-Transformer Parameters
lists parameters of typical U-transformers:
R4
R4
R
R
T
T
131
R
R
COMP
COMP
Symbol Value
n
L
C
R
R
H
S
K
B
L
C
1 : 2
14.5
<75
100
2.5
5
1)
Operational Description
n
1)
PEF 82912/82913
>1µ
R
R
PTC
PTC
extcirc_U_Q2_exthybrid.emf
Unit
mH
µH
pF
Loop
2001-03-30