VOICE OVER IP MAGNETICS
Broadband Transformers
S558-5500-13
•
•
Support 10 Mbps and 100 Mbps VoIP applications
Compliant with IEEE 802.3 standards
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•
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Designed to meet 350mA balanced DC line current
Operating temperature 0° to 70° C
Minimum interwinding breakdown voltage of 1500 Vrms
ELECTRICAL SPECIFICATIONS AT 25° C
Turns Ratio
±3%
Insertion
Loss
dB min
100kHz to
100MHz
-0.5
Return Loss
Primary
Inductance
µH min
Leakage
Inductance
µH max
Interwinding
Capacitance
pF max
TXIN
TXO
DCR
Ω
max
TXIN : TXO
RXIN : RXO
2MHz to
30MHz
-16
60MHz to
80MHz
-10
400
0.4
20
RXIN
RXO
1CT : 1CT
1CT : 1CT
0.5
0.5
0.5
0.5
SCHEMATIC
S558-5500-13
1CT : 1CT
1
2
3
6
5
4
©2005 Bel Fuse Inc.
Specifications subject to change without notice. 06.05
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
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BEL [ BEL FUSE INC. ]
