RHOMBUS-IND T

10/100 BASE-TX DUAL
PORT TRANSFORMER
MODULES
FOR USE WITH TRANSCEIVERS
REQUIRING 1 : 1 TRANSMIT AND
RECEIVE TURNS RATIOS
Electrical Specifications at 25o C
Part
Number
Insertion
Insertion Loss
(dB TYP)
0.1-100 MHz
Return Loss
(dB MIN)
Common to Common
Rejection Ratio
0.1-60 MHz (dB TYP)
Crosstalk
(dB TYP)
2-30MHz 40MHz 50MHz 60-80MHz 1MHz 30MHz 60MHz 100MHz Transmit Receive
Differential
Common Mode
Rejection (dB TYP)
1-60MHz
60-200MHz
T-16300
-0.5
-21
-17
-14.5
-12
-65
-55
-45
-35
-30
-30
-40
-30
T-16301
-0.5
-21
-17
-14.5
-12
-65
-55
-45
-35
-45
-30
-53
-40
T-16302
-0.5
-21
-17
-14.5
-12
-65
-55
-45
-35
-40
-30
-45
-35
T-16303
-0.5
-21
-17
-14.5
-12
-65
-55
-45
-35
-40
-30
-45
-35
T-16304
-1.2
-16
-14
-13.0
-12
-50
-45
-40
-35
- 40
-30
-37
-33
;
;
;
Compliant with IEEE 802.3u and ANSI X3.263
standards including 350 µH OCL with 8 mA bias
IC grade transfer-molded package withstands 25oC
peak temperature profile
Modules designed to support two RJ-45 connectors
PHYSICAL DIMENSIONS
inches (mm)
Tape & Reel
Available
1.120
(28.45)
.485
(12.32)
MAX.
MAX.
.230
(5.84)
MAX.
.016
(0.41)
.050
(1.27)
TYP.
TYP.
.010
(0.25)
TYP.
.010
(0.25)
.045
(1.14)
TYP.
TYP.
.640 (16.26)
.620 (15.75)
100-DP40
15801 Chemical Lane, Huntington Beach, CA 92649
Phone: (714) 898-0960
FAX: (714) 896-0971
Rhombus
Industries Inc.
Transformers & Magnetic Products
www.rhombus-ind.com
CT2
RX2-
RX2+
TX2-
TX2+
CMT1
RX1-
CT1
RX1+
TX1-
TX1+
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
T-16300 & T-16304
1:1
1:1
1:1
1:1
TX2+
TX2-
RD2-
RCT2
CMT2
RD2+
RX2-
TD2RX2+
TCT2
TD2+
CT2
CMT1
TX1-
CT1
9 10 11 12 13 14 15 16 17 18 19 20
8
7
RD1-
6
RD1+
RCT1
5
TX1+
4
RX1-
RX1+
3
TD1-
2
TD1+
1
TCT1
T-16304 includes the shunt
choke
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
T-16301 & T-16302
1:1
1:1
1:1
TD2-
T-16301 has input common mode choke on pins 6-7
and pins 19-20.
T-16302 does not have the additional choke.
TX2-
TD2+
TCT2
CMT2
RD2TX2+
RD2+
RX2-
CT2
RX2+
TCT1
RCT2
9 10 11 12 13 14 15 16 17 18 19 20
8
TX1-
7
TX1+
CMT1
6
TD1-
RX1-
5
TD1+
4
RCT1
3
RD1-
2
RX1+
RD1+
1
CT1
1:1
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
T-16303
Rhombus
Industries Inc.
Transformers & Magnetic Products
TD2-
9 10 11 12 13 14 15 16 17 18 19 20
TCT2
8
1:1
TD2+
7
1:1
TCT2
RD2-
6
TD1-
RD1-
5
TC1
4
TD1+
3
RCT1
2
RD1+
1
1:1
RD2+
1:1
15801 Chemical Lane, Huntington Beach, CA 92649
Phone: (714) 898-0960
FAX: (714) 896-0971