Corporate Office
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302-4496
Tel: 201-432-0463
Fax: 201-432-9542
E-Mail: BelFuse@belfuse.com
Internet: http://www.belfuse.com
Far East Office
Bel Fuse Ltd.
8F/8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel: 852-2328-5515
Fax: 852-2352-3706
European Office
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Preston PR1 8UD
Lancashire, U.K.
Tel: 44-1772-556601
Fax: 44-1772-888366
defining a degree of excellence
SCHEMATICS
0556-2006-14 -1.0 -27 -15 -15 -45 -30 -40 -40 -30 A 1
0556-3873-03 -1.0 -27 -15 -15 -45 -30 -40 -35 -30 B 6
0556-5999-19 -1.0 -27 -15 -15 -45 -30 -35 -30 -30 C 2
A556-2006-00 -1.0 -27 -15 -15 -45 -30 -35 -30 -25 D 3
A556-2006-02 -1.0 -27 -15 -15 -45 -30 -35 -30 -25 E 3
A556-2006-03 -1.0 -27 -15 -15 -45 -30 -35 -30 -25 F 3
A556-2006-DE -1.0 -27 -15 -15 -45 -30 -- -- -- G 3
S556-5999-00 -1.0 -27 -15 -15 -45 -30 -35 -30 -25 D 4
S556-5999-02 -1.0 -27 -15 -15 -45 -30 -35 -30 -25 E 4
S556-5999-32 -1.0 -27 -15 -15 -45 -30 -45 -45 -35 H 5
S556-5999-DE -1.0 -27 -15 -15 -45 -30 -- -- -- G 4
• Designs meet or exceed IEEE 802.3 10Base-T
specifications
• Compatible with a variety of 10Base-T transceiver
chipsets
AB
• Multiple topologies and pinout variations for optimal
performance and layout consideration
• 2000 Vrms isolation
• Through-hole and surface mount packaging
ELECTRICALS AT 25ºC
Insertion Loss Attenuation Return Loss Crosstalk CM-CM Rej
(dB) Max (dB) Min @30MHz (dB) Min (dB) Min (dB) Min Package
Part No. 1-10MHz TX RX 500KHz-10MHz 1MHz-10MHz 30MHz 30MHz 50MHz 100MHz Schematic Style
960050A
10BASE-T NETWORK COMPONENTS
