2768A_00 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – Dual S Interface Transformer

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
Part Number
Turns Ratio
± 2%
Primary
Inductance
mH min
Leakage
Inductance
µH max
2768A
1 : 2.5
22.0
4.0
DCR
Ω
max
Pri
Sec
2.3
5.8
Interwinding
Capacitance
pF max
Distributed
Parallel
Capacitance
pF max
100
100
Compatible Transceiver ICs
IC Mfr
Lucent
IC Part Number
T7234
T7250C
T7254
T7256
T7259
SCHEMATIC
2768A
1
16
2
CT
3
4
13
5
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 [phone] • Fax [phone] • www.belfuse.com
T2-3