T1/E1CEPT/ISND-PRI 16 Channel
Transformer
RoHS peak reflow temperature rating: 245½C
Optimized for enhanced EMC performance
Transformers with optional common mode
chokes on both transmit and receive channels
Isolation Voltage: 1500 Vrms
Electrical Specifications @ 25°C - Operating Temperature -40°C to +85°C
RoHS Compliant Part Number
w/o CMC
TX1680NL
TX1681NL
-
w/ CMC
-
-
TX1682NL
1.2
1.2
1.2
35
35
35
Line Side OCL
(mH MIN)
Cw/w
(pF MAX)
TX
1:2CT
1:1CT
1:2CT
Turns Ratio
(Pri:Sec
±2%)
RX
1CT:2
1CT:1
1CT:2
TX
4-6, 21-19
4-6, 21-19
4-6, 21-19
Primary Pins
RX
1-3, 24-22
1-3, 24-22
1-3, 24-22
Notes:
1. Other Transformer/Choke modules available. Please contact Pulse Applications Engineering.
Mechanical
TX1680NL, TX1681NL, TX1682NL
Weight
......................7.0 grams
Pan Size
.......................60/Tray
Dimensions:
Inches
mm
Unless otherwise specified, all tolerances are
±
.010
0,25
USA 858 674 8100
1
Germany 49 7032 7806 0
Singapore 65 6287 8998
Shanghai 86 21 62787060
China 86 755 33966678
Taiwan 886 3 4356768
T695.B (10/14)
pulseelectronics.com
T1/E1CEPT/ISND-PRI 16 Channel
Transformer
TX1680NL
Schematics
TX1681NL
TX1682NL
1
2
3
4
6
24
23
22
21
19
1CT:2
7
9
1
2
3
4
6
24
23
22
21
19
1CT:2
7
9
1
2
3
4
6
24
23
22
21
19
1CT:2
7
9
1
2
3
4
6
24
23
22
21
19
1CT:2
7
9
1:2CT
10
11
12
18
16
1:2CT
10
11
12
18
16
1:2CT
10
11
12
18
16
1:2CT
10
11
12
18
16
1CT:2
1CT:2
1CT:2
1CT:2
1:2CT
15
14
13
1:2CT
15
14
13
1:2CT
15
14
13
1:2CT
15
14
13
For More Information
Pulse China Headquarters
Pulse North China
Pulse South Asia
Pulse North Asia
B402, Shenzhen Academy of
Room 2704/2705
135 Joo Seng Road
3F, No. 198
Aerospace Technol-
Super Ocean Finance
#03-02
Zhongyuan Road
ogy Bldg.
Ctr.
PM Industrial Bldg.
Zhongli City
10th Kejinan Road
2067 Yan An Road
Singapore 368363
Taoyuan County 320
High-Tech Zone
West
Taiwan R. O. C.
Nanshan District
Shanghai 200336
Tel: 886 3 4356768
Shenzen, PR China
China
Tel: 65 6287 8998
Fax: 886 3 4356823 (Pulse)
Tel: 858 674 8100
Tel: 49 7032 78060
518057
Fax: 65 6287 8998
Fax: 886 3 4356820 (FRE)
Fax: 858 674 8262
Fax: 49 7032 7806 135
Tel: 86 755 33966678
Tel: 86 21 62787060
Fax: 86 755 33966700
Fax: 86 2162786973
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be
trademarks or registered trademarks of their respective owners. © Copyright, 2014. Pulse Electronics, Inc. All rights reserved.
Pulse Worldwide
Headquarters
12220 World Trade Drive
San Diego, CA
92128
U.S.A.
Pulse Europe
Einsteinstrasse 1
D-71083 Herren-
berg
Germany
2
pulseelectronics.com
T695.B (10/14)
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