2745AK2 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – HIGH FREQUENCY MAGNETICS T1/E1 Single Through Hole Shielded Transformer

HIGH FREQUENCY MAGNETICS
T1/E1 Single Through Hole Shielded Transformer
TM9915
• Designed to operate at the DS1 rate of 1.544 Mbps
• Shielded transformer reduces EMI
• Qualified per Bellcore TR-TSY-000357-1
• Compatible with water-soluble flux and total-immersion
cleaning
• Meets IEC-695, 2-2 flammability requirements
• Minimum interwinding breakdown voltage of 1000 Vrms
ELECTRICAL SPECIFICATIONS at 25° C
Part Number
Turns Ratio
±2%
Pri : Sec
2745AK2
1 : 1.14 CT
* Measured at 10 kHz, 0.1 Vac
Primary
Inductance*
mH min
1.25
Leakage
Inductance
µH max
2.0
DCR
Ω
max
Pri
Sec
0.87
0.78
Interwinding
Capacitance
pF max
Non-Shielded
Version
5 with terminal
2 grounded
2745G3
SCHEMATIC
2745AK2
S
3
4
5
1
6
2
Primary
Secondary
©1999 Bel Fuse Inc. Specifications subject to change without notice. 06.99
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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