10/100BASE-T LAN MAGNETICS
Quad Transformer Modules
•
Quad, four-port designs optimize board layout for single
row and dual stack RJ-45 connectors
Tested for use with multiple 10/100 Mbps and 100 Mbps
PHY transceivers requiring 1CT : 1CT TX and 1 : 1 RX
transformers
Operating temperature 0° to 70° C
•
LM00402
Meets all IEEE 802.3 standards including 350µH with
8mA DC bias
Low profile, surface mount packaging rated to 225° C
peak IR reflow temperature
Minimum interwinding breakdown voltage of 1500 Vrms
•
•
•
•
ELECTRICAL SPECIFICATIONS AT 25° C
Common to
Differential
Mode
Rejection
dB min
60MHz
to
80MHz
-12
Common to
Common
Mode
Rejection
dB min
Insertion
Loss
dB max
Part Number
100kHz to
100MHz
100kHz to
30MHz
Return Loss
dB min
Crosstalk
dB min
30MHz to
60MHz
18 - 13log
(f/30MHz)
18 - 13log
(f/30MHz)
18 - 13log
(f/30MHz)
18 - 13log
(f/30MHz)
18 - 13log
(f/30MHz)
18 - 13log
(f/30MHz)
-17
100kHz to 100MHz
1MHz
30MHz
60MHz
100MHz
S558-5999-74
-1.0
-18
-40
-30
-65
-55
-45
-35
S558-5999B47
-1.0
-18
-12
-40
-30
-65
-55
-45
-35
S558-5999-C0
-1.0
-18
-12
-40
-30
-65
-55
-45
-35
S558-5999-E5
-1.0
-18
-12
-40
-30
-65
-55
-45
-35
S558-5999-J5
-1.0
-18
-12
-40
-30
-65
-55
-45
-35
S558-5999-L4
-1.0
-18
-12
-40
-30
-65
-55
-45
-35
S558-5999-N7
-0.9
-20
-15
-40
-30
-65
-50
-40
-38
S558-5999-F8
-0.9
-20
-17
16 - 20log
(f/30MHz)
-15
-40
-30
-65
-50
-40
-38
S558-5999-Z9
-0.9
-16
-10
-35
-30
-65
-50
-40
-35
©2002 Bel Fuse Inc. Specifications subject to change without notice. 03.02
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
L4-5
BEL [ BEL FUSE INC. ]
