Telecommunication Components
ctparts.com
Not shown at actual size.
T1/CEPT/ISDN-PRI
6 Pin DIP
APPLICATIONS
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Extended & standard temperature range models.
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Dual surface mount package contains both transmit & receive.
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Models matched to leading transceiver ICs.
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UL 1459 Recognized
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Isolation: 1500 Vrms
Electrical Specifications @ 25°C
ORDER INFO
Standard Temperature Range Single Transformers
Turns
Ratio
(pri:sec ± 5%)
1:1:1(1:2CS)
1CT:3CT
1:1
1CT:1
1:1.36
1:1:1.58(1.26CS:1)
1:1:2(1CS:1)
1:1:2.62(1CS:1.31)
1CT:2CT
1:2CT
1:4CT
1:1.14CT
1:1.15CT
1:1/1.26
1CT:2CT
1:2.3CT
1:1.36CT
1CT:1CT
Part Number
CT-64931
CT-64933
CT-64934
CT-64936
CT-64937
CT-64940
CT-64941
CT-64942
CT-64943
CT-65351
CT-65363
CT-65379
CT-65388
CT-65389
CT-65415
CT-65558
CT-65586
CT-65755
OCL@ 25°C
(mH min.)
1.20
1.20
1.20
1.20
1.20
0.30
0.80
0.80
1.20
1.20
0.50
1.20
1.50
1.50
1.20
1.20
1.20
1.20
Cw/w
(pF Max.)
25
30
25
25
35
30
30
30
30
40
40
35
35
35
30
35
35
25
LL sec.
(µH Max.)
0.50
0.50
0.50
0.80
0.80
0.60
0.60
0.40
0.55
0.50
1.00
0.80
0.60
0.60
0.55
0.80
0.80
0.80
DCR pri
(W Max.)
W
0.70
0.70
0.70
0.70
0.70
0.40 & 0.40
0.40 & 0.40
0.40 & 0.40
0.70
0.70
0.50
0.70
0.70
0.70
0.70
0.70
0.70
0.80
DCR sec
(W Max.)
W
0.70 & 0.70
1.60
1.70
0.70
0.80
0.60
0.60
0.60
1.20
1.30
1.50
0.80
0.90
0.90
1.20
1.40
0.90
0.80
Schematic
2B
4B
1B
3B
1B
2B
2B
2B
4B
3B
5B
5B
3B
3B
4B
5B
5B
4B
Primary
Pins
1-2
1-5
1-2
1-5
5-6
1-4(2.3sh)
1-4(2.3sh)
1-4(2.3sh)
1-5
2-6
1-5
1-5
2-6
2-6
1-5
1-5
1-5
1-5
Extended Temperature Range Single Transformers
Turns
Ratio
(pri:sec ± 5%)
1:1.36
1:1.15CT
1CT:2CT
1CT:1CT
1:1/1.26
1CT:3CT
Part Number
CT-65340
CT-65770
CT-65771
CT-65778
CT-68664
CT-68600
OCL@ 25°C
(mH min.)
1.20
1.50
1.20
1.20
1.50
1.20
Cw/w
(pF Max.)
35
40
45
40
50
60
LL sec.
(µH Max.)
0.80
0.80
0.60
1.00
0.80
0.80
DCR pri
W
(W Max.)
0.90
0.90
1.00
1.00
0.90
0.90
DCR sec
W
(W Max.)
1.20
1.00
2.00
1.00
1.10
2.70
Schematic
1B
3B
4B
4B
3B
4B
Primary
Pins
5-6
2-6
2-6
1-5
2-6
1-5
03.10.03
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2004 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
Telecommunication Components
ctparts.com
T1/CEPT/ISDN-PRI
6 Pin Dip
PHYSICAL DIMENSIONS (PACKAGE)
SCHEMATICS
03.10.03
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2004 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL
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