Telecommunication Components
ctparts.com
Not shown at actual size.
T1/ CEPT/ ISDN-PRI
6 Pin DIP
APPLICATIONS
l Extended & standard temperature range models.
l Dual surface mount package contains both transmit & receive.
l Models matched to leading transceiver ICs.
l UL 1459 Recognized
l Isolation: 1500 Vrms
Electrical Specifications @ 25°C
ORDER INFO
Standard Temperature Range Single Transformers
Turns
Ratio
(pri:sec ± 5%)
OCL@ 25°C
(mH min.)
Cw/w
(pF Max.)
LL sec.
(µH Max.)
DCR pri
Max.)
DCR sec
Max.)
Primary
Pins
Part Number
(
(
Schematic
ΩΩ
ΩΩ
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
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
1.20
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
25
30
25
25
35
30
30
30
30
40
40
35
35
35
30
35
35
25
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
0.70
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
2B
4B
1B
3B
1B
2B
2B
2B
4B
3B
5B
5B
3B
3B
4B
5B
5B
4B
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
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
1:4CT
1:1.14CT
1:1.15CT
1:1/1.26
1CT:2CT
1:2.3CT
0.70
0.70
0.70
0.70
1:1.36CT
1CT:1CT
0.80
Extended Temperature Range Single Transformers
Turns
Ratio
(pri:sec ± 5%)
OCL@ 25°C
(mH min.)
Cw/w
(pF Max.)
LL sec.
(µH Max.)
DCR pri
ΩΩ Max.)
DCR sec
(ΩΩ Max.)
Primary
Pins
Part Number
(
Schematic
CT-65340
CT-65770
CT-65771
CT-65778
CT-68664
CT-68600
1:1.36
1.20
1.50
1.20
1.20
1.50
1.20
35
40
45
40
50
60
0.80
0.80
0.60
1.00
0.80
0.80
0.90
0.90
1.00
1.00
0.90
0.90
1.20
1.00
2.00
1.00
1.10
2.70
1B
3B
4B
4B
3B
4B
5-6
2-6
2-6
1-5
2-6
1-5
1:1.15CT
1CT:2CT
1CT:1CT
1:1/1.26
1CT:3CT
03.10.03
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
CEN TRAL