ISDN S Interface
Common Mode Choke
Turns Ratio ( + 1% )
1:1:1:1
SCHEMATIC
DIAGRAM
PARAMETER
*Open Circuit Inductance
*Leakage Inductance
*Interwinding Capacitance (C
W/W
)
DC Resistance (any winding)
Impedance @ 1 MHz
Impedance @ 5 MHz
Impedance @ 10 MHz
Impedance @20 MHz
Isolation (HI-POT)
*TEST CONDITIONS:
Oscillation Voltage = 100mV
Oscillation Frequency = 100.0 KHz
Inductance measured on 1 winding.
0.2
0.9
1.2
2.0
500
MIN.
22.5
0.23
17
0.3
MAX.
UNITS
µHy
µHy
pF
ohms
KΩ
KΩ
KΩ
KΩ
V
RMS
Flammability: Materials used
in the production of these
units are UL94-VO and meet
requirements of IEC 695-2-2
needle flame test.
PHYSICAL DIMENSIONS
inches (mm)
RHOMBUS P/N:
F-1452
CUST P/N:
DATE:
11/30/96
NAME:
SHEET:
1 OF 1
Rhombus
Industries Inc.
Transformers & Magnetic Products
www.rhombus-ind.com
15801 Chemical Lane,
Huntington Beach, CA 92649-1595
Phone: (714) 898-0960
FAX: (714) 896-0971
3.0K
2.8K
2.6K
2.4K
2.2K
2.0K
1.8K
1.6K
1.4K
1.2K
1.0K
800
600
400
200
0
Z
(
Ω
)
1
2
4
6
8 10
20
40
60
100
Frequency ( MHz )
0
5
10
Attenuation ( dB )
15
20
25
30
35
1
2
4
6
8 10
20
40
60
100
Frequency ( MHz )
100Ω
System
RHOMBUS P/N:
CUST P/N:
DATE:
07/16/98
F-1452
NAME:
SHEET:
15801 Chemical Lane,
Huntington Beach, CA 92649-1595
Phone: (714) 898-0960
FAX: (714) 896-0971
Rhombus
Industries Inc.
Transformers & Magnetic Products
www.rhombus-ind.com
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