defining a degree of excellence
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
A553-1506-6E
1:1:0.816:0.816
125
10
0.10
0.40/0.40
A
Dual
A553-1506-6K
1:1:0.816:0.816
125
10
0.10
0.40/0.40
B
Single
A553-5006-JE
1:1:1:1
125
10
0.10
0.40/0.40
A
Dual
A553-5006-JK
1:1:1:1
125
10
0.10
0.40/0.40
B
Single
A553-5006-KE
1:1:2:2
125
10
0.10
0.40/0.80
A
Dual
A553-5006-KK
1:1:2:2
125
10
0.10
0.40/0.80
B
Single
S553-1506-6F
1:1:0.816:0.816
100
10
0.10
0.20/0.20
A
Dual
S553-5006-JF
1:1:1:1
125
15
0.10
0.20/0.20
A
Dual
S553-5006-KF
1:1:2:2
125 +/- 20%
10
0.10
0.20/0.40
A
Dual
S553-5999-10
1:1:2.45:2.45
125 +/- 20%
10
0.10
0.40/0.85
A
Dual
S553-5999-11
1:1:1.22:1.22
250
20
0.50
0.40/0.50
A
Dual
S553-5999-12
1:1:2.44:2.44
125
20
0.50
0.40/0.98
A
Dual
Single
Dual
MECHANICALS
SCHEMATICS
960047A
Design for use in IEEE 802.5 token ring applications, 4
or 16 Mbps applications
Single or dual designs, through-hole or surface mount
packaging
Impedance match or isolation transformer applications
For use with either 150 ohm STP or 100 ohm UTP media
2000 Vrms isolation
TOKEN RING TRANSFORMERS
IMPEDANCE MATCHING AND ISOLATION TRANSFORMERS
B
A
ELECTRICALS AT 25C
Inductance
Coupling
Leakage
Pri/Sec
Turns
OCL (H)
Capacitance
Inductance
(ohms)
Package
Part No.
Ratio
Typical
C
WW
(pF) Max
L
L
(H) Max
Max
Schematic
Style
PDF 
ZIP