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T-10554 Datasheet(PDF) 1 Page - Rhombus Industries Inc.

Part No. T-10554
Description  ISDN S-Interface Transformers
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Maker  RHOMBUS-IND [Rhombus Industries Inc.]
Homepage  http://www.rhombus-ind.com
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Rhombus
Transformers & Magnetic Products
Industries Inc.
NAME:
SHEET:
DATE:
RHOMBUS P/N:
CUST P/N:
15801 Chemical Lane,
Huntington Beach, CA 92649-1595
Phone: (714) 898-0960
FAX: (714) 896-0971
www.rhombus-ind.com
Turns Ratio Pins 1-4:16-13 & 5-8:12-9
1:2 & 1:1
T-10550
3/24/94
1 OF 1
PARAMETER
MIN.
MAX.
UNITS
Open Circuit Inductance
22
mHy
1-4 (1)
5-8 (2)
Leakage Inductance
1-4 (1) Short 16-13 (3)
15
µHy
5-8 (2) Short 12-9 (4)
5
µHy
Interwinding Capacitance (C
W/W)
1-4 (1) & 16-13 (3)
100
pF
5-8 (2) & 12-9 (4)
100
pF
Distributed Parallel Capacitance
1-4 (1)
80
pF
5-8 (2)
40
pF
Primary DC Resistance: 1-4 (1) ; 5-8 (2)
2.04
2.76
ohms
Secondary DC Resistance:
16-13 (3)
3.40
4.60
ohms
Secondary DC Resistance:
12-9 (4)
2.04
2.76
ohms
Isolation (HI-POT)
4000
V
RMS
9
6
5
10
8
7
11
12
13
2
1
14
4
3
PRI
SEC
15
16
SCHEMATIC DIAGRAM
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.
Physical Dimensions in inches (mm)
Oscillation Voltage = 700mV
Oscillation Frequency = 10.0 KHz
1. Connect Pins 2 & 3
2. Connect Pins 6 & 7
3. Connect Pins 14 & 15
4. Connect Pins 10 & 11
ISDN S-Interface Dual Transformer
Reinforced Insulation Per EN 41003/EN 60950
Parts shipped in anti-static
tubes. 18 pieces per tube




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