LAN Components ctparts.com
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322 Inside US 949-453-1811 Outside US
Copyright © 2005 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
Technologies
ORDERING INFO
Insertion Loss Return Loss Crosstalk Differential to Common Mode Turn Ratio
(dB Max.) (dB Min.) (dB Min.) Rejection (dB Min.) (±5%)
Part TX/RX
Number 0.3~100MHz 30MHz 40MHz 50MHz 60MHz 80MHz 30MHz 30-60MHz 60-100MHz 30MHz 30-60MHz 60-100MHz Transmit Receive
CT-68511_ -1.1 -16 -14 -13.5 -13 -12 -40 -40 -38 -45/-40 -45/-40 -40/-35 1CT:1CT 1CT:1CT
CT-H1012_ -1.15 -16 -14 -13.5 -13 -12 -50 -40 -40 -45 -40 -35 1CT:1CT 1CT:1CT
CT-H1013_ -1.15 -16 -14 -13.5 -13 -12 -30 -30 -30 -40 -40 -40 1.414CT:1CT 1CT:1CT
CT-H1015_ -1.0 -16 -14 -13.5 -13 -12 -30 -30 -30 – – – 1.414CT:1CT 1CT:1CT
CT-H1019_ -1.15 -16 -14 -13.5 -13 -12 -40- -40 -38 -45/-40 -45/-40 -40/-35 1CT:1CT 1CT:1CT
CT-H1043_ -1.15 -16 -14 -13.5 -13 -12 – – -34 – – – 1.25CT:1CT 1CT:1CT
CT-H1081_ -2.0 -18 – – -12 -11 – – – – – – 1.414CT:1CT 1CT:1CT
CT-H1117_ -1.15 -16 -14 -13.5 -13 -12 -50 -50 -40 – – – 1CT:1 1CT:1CT
CT-HX1148_ -1.5 -18 -13.5 -11.5 -10 -10 -40 -40 -40 -37 -37 -33 1CT:1CT 1CT:1CT
10/100 Base 16 Pin
(SMD)
Not shown at actual size.
APPLICATIONS
zDesigned for 10/100 bases transmission over UTP-5 cable.
zTested and qualified for use with National Semiconductor’s DP83840
Ethernet 10/100 PHY chip.
zCable interface for isolation and low common mode emissions.
PHYSICAL DIMENSIONS
25.30(0.996)
12.70(0.500)
17.78(0.701) 2.30(0.091)
13.70(0.539)
1.02(0.040)
2.54(0.100)
9.90(0.390)
2.54(0.100) 0.46(0.018)
0.25
(0.010 )
±0.13
±0.005
Dimensions: mm(inch)
Tolerances: xx.x0±0.25(0.010)
0.xx±0.05(0.002)
0°~8°
0.90(0.035)
6.10(0.240)
0.1(0.004)
16 Surfaces
CT-XXXXX
Date Code
17.78(0.700)
Electrical Specifications @ 25°C
Operating Temperature: 0°C to +70°C
Primar y OCL inductance: 350 µH Min. @ 100KHz/0.1 Vr ms with BmA/DC Bias
Rise Time: (10%~90%) : 2.5ns
Isolation Voltage: 1500 Vrms
Cw/w: 28pF Max.
RoHS Compliant available.
CT-~~~~~FPlease specify “F” for RoHS compliant
11.29.05
RoHS
Compliant
Available
LAN Components ctparts.com
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322 Inside US 949-453-1811 Outside US
Copyright © 2005 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
Technologies
SCHEMATICS
1
1
1
1
11
RD+
RD+ 1CT:1CT
1CT:1CT
Pin 13 Cut Off
RD+
RD+ Receive 1CT:1CT
RD+ Receive
Transmit
1CT:1CT
1CT:1
RD-
RD-
CT
RD-
CT
CT
RD-
TD+ TX+
TX-
Transmit 1CT:1.414CT
TD-
RD-
TD+
CT
TD+
TD+
TD-
TD-
TD-
TD+
TD-
CT
CT
16
7
7
7
6
RX+ 27
6
8
13
14
16
15
1CT:1CT
3
TX
1CT:1CT
Pin 5 & 12 Cut Off
RX
1
4
9
11
10
RX+
CT
RX+
Receive
Transmit
RX+
RX+
CT-68511
CT-H1012
CT-HX1148
CT-H1081
CT-H1019
CT-H1117
Pin 2,7,11,14 Cut Off
CMT
RX-
RX-
RX-
CT
RX-
RX-
CT
TX+
TX+
CT
TX+
TX+
CMT
TX-
TX-
TX-
CT
TX-
CMT
15
5
5
5
7
13
6
6
6
10
11
12
8
12
10
10
116
Transmit 1.25CT:1CT
Receive 1CT:1CT
15
14
11
10
9
2
3
6
7
8
14
16
16
3
15
15
1
1
6
1CT:1CT
1.41CT:1CT
CT-H1013
CT-H1043
CT-H1015
16
11
14
9
15
10
7
1Receive
Transmit 1.41CT:1CT
1CT:1CT
16
15
14
3
25
6
10
12
11
3
8
2
7
TX
RX
14
14
2
10
12
12
15
9
11
11
16
3
2
2
2
9
4
3
3
3
16
14
15
10
5
6
8
10/100 Base 16 Pin (SMD)
11.29.05
