T1/E1/CEPT/ISDN-PRI
INTERFACE MODULES
Four Transformer Modules for Dual SMT
T1/E1 Ports, Extended Temperature Range
Optimized for enhanced EMC performance
SMT Dual Port package contains transformers with Optional
Common Mode Chokes on both transmit and receive channels
Models matched to leading transceiver ICs
Patented Interlock Base construction for high reliability
Recognized to UL 1950
Isolation Voltage: 1500 Vrms
Electrical Specifications @ 25°C
Turns Ratio 2
(Pri:Sec ± 2%)
Transmit
Receive
Part Number
w/CMC
wo/CMC
Secondary
OCL @ 25°C
(mH MIN)
EXTENDED TEMPERATURE RANGE MODELS1 – OPERATING TEMPERATURE -40°C TO +85°C
T1176
TX1321
1CT:2.4CT
1CT:1CT
1.20
TX1192
TX1322
1CT:2.42CT
1CT:2.42CT
1.20
TX1193
TX1323
1CT:2CT
1CT:1CT
1.20
TX1194
TX1324
1CT:1.15CT
1CT:1.15CT
1.20
TX1195
TX1325
1CT:1.41CT
1CT:1.41CT
1.20
TX1196
TX1326
1CT:2CT
1CT:2CT
1.20
TX1197
TX1327
1CT:2CT
1CT:2CT
1.20
TX1198
TX1328
1CT:2.3CT
1CT:1CT
1.20
TX1199
TX1329
1CT:1.36CT
1CT:2CT
1.20
TX1300
TX1330
1CT:1.36CT
1CT:1CT
1.20
TX1301
TX1331
1CT:1.15CT
1CT:2CT
1.20
CW/W
(pF MAX)
DCR Pri
(Ω MAX)
35
25
35
35
30
25
25
35
35
35
35
0.80
0.80
0.80
0.80
0.80
0.80
0.80
0.80
0.80
0.80
0.80
WAT/2
WAT/1
WAT/1
WAT/1
WAT/2
WAT/1
WAT/2
WAT/1
WAT/1
WAT/1
WAT/1
Mechanical
Transmit
Receive
1-3 & 10-12
4-6 & 10-12
4-6 & 10-12
4-6 & 10-12
1-3 & 10-12
4-6 & 10-12
1-3 & 10-12
4-6 & 10-12
4-6 & 10-12
4-6 & 10-12
4-6 & 10-12
21-19 & 18-16
1-3 & 7-9
24-22 & 18-16
1-3 & 7-9
21-19 & 18-16
1-3 & 7-9
21-19 & 18-16
24-22 & 18-16
24-22 & 18-16
24-22 & 18-16
1-3 & 7-9
Schematics
WAT
.690
17,53
Primary
Pins
Package/
Schematic
.550
13,97
1
.050
11X
1,27
2
23
3
22
4
21
5
20
19
6
19
18
7
18
8
17
8
17
9
16
9
16
10
24X
.550
13,97
15
10
15
TX 11
SUGGESTED PAD LAYOUT
.010
0,25
Weight . . . . . . . . . . . . . .4.0 grams
Tape & Reel . . . . . . . . . . . .250/reel
Tube . . . . . . . . . . . . . . . . . .30/tube
24X
.045
1,14
0°8°
14
TX 11
14
12
13
12
13
RX
23
22
4
TX
.020
0,51
.225
5,51
.004
24 SURFACES
24
2
7
.500 .650
12,70 16,51
24
2
21
5
20
6
DATE CODE CNTRY OF MFG
.050
1,27
1
RX
.480 .630
12,20 16,00
T1176/TX1XXX
11X
.030
0,76
1
3
24X
TX
RX
RX
Dimensions: Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
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T662.A (6/03)
