Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com
CABLE MODEM MAGNETICS
2000 Bel Fuse Inc. Specifications subject to change without notice. 12.00
Wideband RF Transformers
ELECTRICAL SPECIFICATIONS at 25 C
SCHEMATIC
S554-5999-03
S554-5999-06
Excellent insertion loss and return loss characteristics
Operating temperature 0 to 70 C
Storage temperature -40 to +100 C
Minimum interwinding breakdown voltage of 1500 Vrms
Optimized for use in the upstream data path within
cable modem applications
Designed for use with a variety of high frequency
drivers
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CORPORATE
Bel Fuse Inc.
198 Van Vorst Street
Jersey City, NJ 07302
Tel
201-432-0463
Fax
201-432-9542
www.belfuse.com
FAR EAST
Bel Fuse Ltd.
8F / 8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel
852-2328-5515
Fax 852-2352-3706
www.belfuse.com
EUROPE
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Suite G7, Preston
Lancashire, PR1 8UD, U.K.
Tel
44-1772-556601
Fax 44-1772-888366
www.belfuse.com
2000 Bel Fuse Inc. Specifications subject to change without notice. 12.00
CABLE MODEM MAGNETICS
Wideband RF Transformers
MECHANICAL
S554-5999-03
S554-5999-06
0.300
[7.62]
max
0.375
[9.52]
max
0.285
[7.24]
max
0.018 0.002
[0.46 0.05]
0.225
[5.72]
max
0.100
[2.54]
pitch
0.200
[5.08]
0.003
[0.08]
min
0.012
[0.30]
max
4 nom
0.035 [0.88]
0.004 [0.10]
0.030 [0.76]
0.070
[1.78]
0.425
[10.80]
0.100 [2.54]
Suggested PCB Pad Layout
Dimensions are in inches [millimeters].
Standard dimension tolerance is 0.005 [0.13] unless otherwise noted.
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