10 BASE-T QUAD PORT TRANSFORMER
Fast Rise Times
Meets ECMA Requirements
IEEE 802.3 Compatible
Operating temperature Range
-45
o
C to +85
o
C
Electrical Specifications at 25
o
C
Sine Wave
Part
Turns Ratio Inductance
Number
(+2%)
(µH MIN)
1
Transmit
T-17402
1CT : 2CT
150
Interwinding
Capacitance
(pF MAX)
1
Leakage
Inductance
(µH MAX)
1
Return Loss
5 to 10mHz
(dB MIN)
100
Ω
98+13Ω
-15
Common Mode Rejection
TX (dB MIN)
5
mHz
-60
10
50 100
mHZ mHZ mHz
-50
-30
-25
200
mHz
-20
Hipot
(VRMS MIN)
10
0.30
-20
1500
1. Measured at 20 mVrms, 100 kHz.
Insertion Loss
: Typically -0.5 dB maximum from 1 to 10 mHz.
Crosstalk
: From 1 to 10 mHz is -35 dB minimum.
Schematic Diagram
40
39 38
37 36
35
34
33
32
31 30
29
28
27 26
25 24
23 22
21
1:1
1:1
1:1
1: 2
1: 2
1: 2
1
RX
2
3
TX
4
5
6
7
TX
8
9
RX
10
11
12
RX
13
14
TX
1: 2
15
16
17
TX
18
19
1:1
20
RX
Dimensions in inches (mm)
1.120
(28.45)
MAX.
.485
(12.32)
MAX.
.230
(5.84)
MAX.
.016
(0.41)
TYP.
.050
(1.27)
TYP.
.010
(0.25)
TYP.
.045
(1.14)
TYP.
.010
(0.25)
TYP.
.640 (16.26)
.620 (15.75)
RHOMBUS P/N:
T-17402
CUST P/N:
NAME:
DATE:
02/16/00
SHEET:
1 OF 1
Rhombus
Industries Inc.
Transformers & Magnetic Products
www.rhombus-ind.com
15801 Chemical Lane, Huntington Beach, CA 92649
Phone: (714) 898-0960
FAX: (714) 896-0971
RHOMBUS-IND [ Rhombus Industries Inc. ]
