ISDN MAGNETICS
Dual S Interface Transformer
TM00201
•
Consists of two identical transformer assemblies
mounted in a molded 16-pin DIP terminal header
UL and CSA approved
•
•
Minimum interwinding breakdown voltage of 2400 Vrms
Qualified per Bellcore TR-TSY-000357-1
•
ELECTRICAL SPECIFICATIONS at 25° C
DCR
Ω
max
Part Number
Turns Ratio
± 2%
Primary
Inductance
mH min
Leakage
Inductance
µ
H max
Pri
Interwinding
Capacitance
pF max
Sec
Distributed
Parallel
Capacitance
pF max
2768A
1 : 2.5
22.0
4.0
2.3
5.8
100
100
SCHEMATIC
2768A
Compatible Transceiver ICs
1
16
IC Mfr
IC Part Number
T7234
T7250C
T7254
T7256
T7259
2
CT
3
Lucent
4
5
13
12
6
CT
7
8
9
Primary
Secondary
©2000 Bel Fuse Inc. Specifications subject to change without notice. 05.00
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
T2-3
ISDN MAGNETICS
TM00201
Dual S Interface Transformer
MECHANICAL
2768A
0.930 [23.62]
max
0.510
[12.95]
max
0.110
[2.79]
0.100
[2.54]
Terminal 1 Identifier
1
2
3
4
5
6
7
8
0.110
[2.79]
0.495
[12.57]
max
16 15 14 13 12 11 10 9
0.400
[10.16]
Terminals
0.020 sq.
Note: Unless otherwise specified, dimensions
[0.508]
are nominal and in inches [millimeters].
©2000 Bel Fuse Inc. Specifications subject to change without notice. 05.00
CORPORATE
Bel Fuse Inc.
198 Van Vorst Street
Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
FAR EAST
Bel Fuse Ltd.
8F / 8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel 852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Suite G7, Preston
Lancashire, PR1 8UD, U.K.
Tel 44-1772-556601
Fax 44-1772-888366
www.belfuse.com
T2-4