10/100BASE-T LAN MAGNETICS
Extended Temperature Quad Transformer Modules
LM00414
• Quad, four-port designs optimize board layout for single • Meets all IEEE 802.3 standards including 350µH with
row and dual stack RJ-45 connectors
8mA DC bias
• Tested for use with multiple 10/100 Mbps and 100 Mbps • Low profile, surface mount packaging rated to 225° C
PHY transceivers requiring 1CT : 1CT TX and 1 : 1 RX
peak IR reflow temperature
transformers
• Minimum interwinding breakdown voltage of 1500 Vrms
• Operating temperature -40° to +85° C
ELECTRICAL SPECIFICATIONS AT 25° C
Part Number
S558-5999-Z3
Insertion
Loss
dB max
Return Loss
dB min
100kHz to 100kHz to 30MHz to
100MHz
30MHz
60MHz
-1.0
-18
18 - 13log
(f/30MHz)
60MHz
to
80MHz
-12
Common to
Differential
Mode
Rejection
dB min
Common to
Common
Mode
Rejection
dB min
Crosstalk
dB min
100kHz to 100MHz
1MHz 30MHz 60MHz 100MHz
-40
-30
-65
-55
-45
-35
S558-5999-Z4
-0.9
-20
-17
-15
-40
-30
-65
-50
-40
-38
S558-5999-AA
-0.9
-20
-17
-15
-40
-30
-65
-50
-40
-38
©2002 Bel Fuse Inc. Specifications subject to change without notice. 02.02
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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