10BASE-T LAN MAGNETICS
Single Port Transformer Modules
LM00505
•
•
•
Transformer turns ratio RX 1CT : 1CT and
TX 2CT : 1CT
•
Low profile, surface mount packaging rated to 225° C
peak IR reflow temperature
Single-port modules available with and without
common mode chokes
•
•
Operating temperature 0° to 70° C
Minimum interwinding breakdown voltage of 1500 Vrms
Conforms to IEEE 802.3 standards
ELECTRICAL SPECIFICATIONS AT 25° C
Common to Common
Crosstalk
Insertion Loss
dB max
OCL
µH min
Return Loss
dB min
Mode Rejection
dB min
dB min
Part Number
1MHz to
10MHz
1MHz to
10MHz
5MHz to
10MHz
10MHz to
30MHz
TX
RX
100MHz
1MHz to 10MHz
Transformers Only
S553-1084-01
S553-1084-11
S553-5999-52
-1.0
-1.0
-1.0
80
80
28
80
80
-18
---
---
---
---
---
---
---
---
---
-40
-40
-40
-18
-18
110
Transformers and Common Mode Chokes
A553-5999-47
S553-5999-86
S553-5999-87
S556-2793-00
-1.0
-1.0
-1.0
-1.0
50
28
50
---
200
110
200
---
---
-18
---
-18
---
-40
-40
-40
-40
-30
-30
-30
-30
-40
-40
-40
-30
-18
-15
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©2001 Bel Fuse Inc. Specifications subject to change without notice. 09.01
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
L5-19