ISDN S Interface Transformer
Turns Ratio ( + 2% )
1CT : 1CT
PARAMETER
Open Circuit Inductance
Leakage Inductance
Interwinding Capacitance (C
W/W
)
Distributed Capacitance (C
D
)
Primary DC Resistance
Secondary DC Resistance
Isolation (HI-POT)
2.0K
MIN.
22
5
100
40
2.76
2.76
MAX.
UNITS
mHy
µHy
pF
pF
ohms
ohms
V
M
RS
SCHEMATIC
DIAGRAM
TEST CONDITIONS:
Oscillation Voltage = 700mV
Oscillation Frequency = 10.0 KHz
Inductance measured on Primary winding. Pins 1 - 3.
Flammability: Materials used in the
production of these units are UL94-VO
and meet requirements of IEC 695-2-2
needle flame test.
MEETS THE PULSE WAVEFORM TEMPLATE OF CCITT I.430.
Primary is Line Side
Unbalanced current at TE:
∆
Idc = 1 mA max.
Longitudinal Conversion Loss - 10KHz to 300 KHz: 60dB min.
T-13400
YYWW
PHYSICAL DIMENSIONS
inches (mm)
.560
(14.22)
MAX.
.400
(10.16)
MAX. .010
(0.25)
TYP.
.035
(0.89)
TYP.
.560
(14.22)
MAX.
.020
(0.51)
TYP.
.200
(5.08)
TYP.
.110
(2.79)
TYP. .740 (18.80)
.710 (18.03)
RHOMBUS P/N:
T-13400
CUST P/N:
DATE:
08/27/2002
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