LM00200 Datasheet, PDF (1/4 Pages) Bel Fuse Inc. – VOICE OVER IP MAGNETICS Broadband Transformers

VOICE OVER IP MAGNETICS
Broadband Transformers
LM00200
• Support 10 Mbps and 100 Mbps VoIP applications
• Designed to meet 350mA balanced DC line current
• Compliant with IEEE 802.3 standards
• 350µH OCL with 8mA bias applied from 0° to 70° C
• Minimum interwinding breakdown voltage of 1500 Vrms
ELECTRICAL SPECIFICATIONS AT 25° C
Part Number
Turns Ratio
±3%
TXIN : TXO RXIN : RXO
Primary
Inductance
µH min
S558-5500-02 1CT : 1CT 1CT : 1CT
350
Leakage
Inductance
µH max
Interwinding
Capacitance
pF max
TXIN
DCR
Ω
max
TXO RXIN
RXO
0.25
25
1.0
1.0
1.0
1.0
S558-5500-04 1CT : 1CT 1CT : 1CT
350
0.25
25
1.0
1.0
1.0
1.0
S558-5500-12 1CT : 1CT 1CT : 1CT
350
0.25
25
1.0
1.0
1.0
1.0
S558-5500-16 1CT : 1CT 1CT : 1CT
350
0.25
40
1.0
1.4
1.0
1.4
Part Number
Insertion
Loss
dB min
100kHz to
100MHz
S558-5500-02
-1.5
Return Loss
dB min
2MHz to
30MHz
60MHZ to
80MHz
Crosstalk
dB min
Common to
Differential
Mode
Rejection
dB min
Common to
Common Mode
Rejection
dB min
1MHz 30MHz 60MHz 100MHz
100kHz to 100MHz
-16
-10
-65
-60
-50
-45
-45
-45
S558-5500-04
-1.5
-16
-10
-65
-60
-50
-45
-45
-45
S558-5500-12
-1.5
-16
-10
-65
-60
-50
-45
-45
-45
S558-5500-16
-1.5
-16
-10
-65
-60
-50
-45
-45
-45
©2004 Bel Fuse Inc. Specifications subject to change without notice. 01.04
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com
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