Bel Fuse, Inc.

Jersey City, NJ 07302

SFP Transceiver delivers GbE speeds over Cat 5/5e UTP cable.
Supporting 10/100/1,000 Mbps data rate over 325+ ft reach, SFP-1GBT-03 supports copper networks with integrated SerDes PHY interface that can connect directly to fiber-optic module. It operates at 610 mW typ in 1000BASE-T applications and 320 mW typ in 10/100Base-T applications and mates via RJ45 interface. In addition to full- and half-duplex communication, product supports auto-negotiation...
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DC/DC Converters feature Tunable Loop(TM) technology.
Targeting distributed power architectures and intermediate bus voltage applications, SLIN Series features Tunable Loop(TM) technology, which allows engineers to optimize dynamic response of converter to match customers' load requirements. Non-isolated, point-of-load converters come in 3, 6, 12, and 20 A versions and operate over input voltage of 4.5-14 V. Packaged in DOSA footprint, units provide...
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Modular Cabling Systems target telecom industry.
Designed to promote optimal port density in space-constrained telecom and premise wiring applications, MRJ21-® Cable Assemblies simultaneously support VoIP, PoE, and GbE while offering ability to connect 24 twisted pairs with one connection. Category 5e devices offer choice of straight, 45-
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PPTC Resettable Fuses are rated up to 60 Vdc and 3 A.
Offered in 5 EIA/IECQ case sizes from 0805 to 2920, surface mount 0ZCx Series limits flow of dangerously high current during fault conditions to protect products from over-current surges and over-temperature faults. In event of fault, fuses reset themselves once power is removed, fault is corrected, and voltage is reapplied. RoHS-compliant, lead-free, and halogen-free, fuses are suited for...
Read More »DC/DC Converters offer output currents up to 80 A.
Available as 20, 40, 50, 60, and 80 A Power SIP modules, nonisolated DC/DC converters operate at up to 94% efficiency over input range of 4.5-13.8 V, with output voltage trim range of 0.59-5.1 Vdc. Fixed-frequency, open-frame devices switch from 250-500 KHz and include low input ripple current and differential remote sense. Input undervoltage lockout and output overcurrent/short circuit...
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DC/DC Converters offer wide input range of 4.5-13.8 V.
Offered with 20, 40, 50, 60, and 80 A output currents, open-frame Power SIP modules feature efficiencies of up to 94% and ultra-wide output voltage trim range of 0.59-5.1 Vdc. They have low input ripple current, remote on/off pin, differential remote sense, and switch at fixed frequency from 250-500 kHz, depending on module. Current share pin allows 60 and 80 A modules to share current between...
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PLC Modules suit embedded networking or electronics.
HomePlug-® AV PLC Modules 0804-5000-17 and 0804-5000-18 integrate INT6400/INT1400 chipset for optimized performance. Devices feature MII interface, connecting to embedded systems via 1.27 mm header, and are available in vertical or horizontal configurations. Delivering up to 200 Mbps PHY rate over powerline wiring, units require DC power of 830 mA from 3.3 V supply. They feature 128-bit AES link...
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Magnetics Modules target 10 GBASE-T PHY transceivers.
Supporting 1:1 turn ratio ICs, S558-10GB-XX Series 10GBASE-T LAN magnetics modules address transmission standards of 10 GbE data over copper LAN. They meet IEEE 802.3an requirements for operation over 100 m on CAT6A/CAT7 cabling. Single-port, SMT modules offer optimized insertion loss, return loss, and crosstalk performance; isolation voltage of 1,500 Vrms; and variable minimum primary...
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Resettable Fuses are rated for operation up to 120 Vac/Vdc.
With ability to protect products and systems in overcurrent surges and overtemperature faults, radial-leaded 0ZRM Polymeric Positive Temperature Coefficient fuse series come with current ratings from 0.10-3.75 A, and operating temperature range of from -40-
Read More »Bel Fuse and Teranetics Join Forces to Deliver Industry's Highest Density 10GBASE-T Solution
Teranetics' Dual-Port 10GBASE-T PHY and Bel's 2x4 MagJack-® Integrated Connector Enable 48 Ports in One Rack Unit September 15, 2008 JERSEY CITY, NEW JERSEY, September 15, 2008 . . . BEL FUSE INC. (NASDAQ:BELFA) & (NASDAQ:BELFB)- Teranetics, Inc., a leading provider of high performance Ethernet solutions, and Bel Fuse Inc. today introduced the industry's highest density 10GBASE-T solution, which...
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