Littelfuse, Inc.
Des Plaines, IL 60016
May 06, 2008 Providing off-state capacitance of less than 20 pF, SIDACtor® Broadband Optimized(TM) TwinChip Axial series offers bidirectional protection to limit voltage surges to safe level, while handling surge currents up to 100 A under lightning surge test conditions of 10 x 560 µs. It is comprised of low capacitance DO-15 axial lead SIDACtor devices with specific working voltages in ranges of 220-320 Vdc. RoHS compliant unit also meets TIA-968-A and ITU K.21 communications standards.

Littelfuse, Inc.
Des Plaines, IL 60016
Feb 18, 2008 Capable of protecting telecomm and datacom interface circuits from ESD and other overvoltage threats, SP725 Series of SCR Diode Array features 2-30 V operating voltage range, 14 A surge current with 8 x 20 µs waveform, 2 nsec rise time, 5 pF max input capacitance, and 5 nA typical, 20 nA max leakage current. RoHS-compliant unit meets IEC 61000-4-2 test requirements for 8 kV direct discharge and 15 kV air discharge as well as MIL-STD-3015.7 for 25 kV testing.

E-T-A Circuit Breakers
Mount Prospect, IL 60056 6060
Feb 07, 2008 Combining electronic trip characteristics and active current limitation, Model ESX10-T allows selective disconnection of loads connected to 24 Vdc power supplies, preventing complete shutdown of system. DIN-rail mounted device limits highest possible current to 1.3-1.8 times rated capacity and is capable of switching on capacitive loads up to 20,000 µF. Measuring 2.76 x 0.5 in., electronic circuit protector is available in fixed current ratings from 0.5-12 A.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
Feb 04, 2008 Providing resettable overcurrent protection for passenger vehicle and heavy truck wire harnesses, PolySwitch BD280 bladed device has 2.8 mm form factor to facilitate one-to-one replacement of mini-sized fuses and Type II bimetal circuit protection devices in 12 V vehicle systems. Rated for operating temperatures between -40 and +125ºC, device provides constant power consumption across 4-14 V voltage range, and is available in current ratings of 10, 15, 20, 25 and 30 A.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
Nov 09, 2007 Featuring 0805 EIA compliant form factor, surface-mount PolySwitch(TM) picoSMD035F offers circuit designers smallest PPTC (polymeric positive temperature coefficient) overcurrent protection device available for consumer and computer electronics. Resettable solution, rated at 6 V, provides hold current of 0.35 A, trip current of 0.75 A, and max resistance of 1.4 X. It is full-edge terminated with nickel-gold finish and RoHS-compliant.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
Mar 02, 2007 PolySwitch(TM) LVR series helps protect electric motors and transformers used in appliances from failures caused by mechanical overloads, overheating, stall, lost neutral, and other conditions. Because products do not require replacement after fault event, their resettable functionality and latching attributes suit intermittent- and continuous-operation applications. Included components are rated for line voltages of 120 and 240 Vac, for up to 2 A of operating current at 20°C.

Schneider Electric
Palatine, IL 60067-7399
Nov 10, 2006 Designed for motor branch short circuit protection, Square D® PowerPact electronic Motor Circuit Protector (MCP) is set to in-rush characteristics of motor in compliance with NEC requirements. MCP features two dial design, with one dial that allows for Full Load Amperes (FLA) adjustment and a second that selects type of motor protection. Product provides 5 catalog numbers for use with NEMA Size 00 to 5 starters.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
Aug 01, 2006 Incorporating PolySwitch(TM) PPTC overcurrent technology with MOV component, thermally protected 2Pro(TM) provides current limiting during overcurrent events and voltage clamping during overvoltage events. Hold current is greater than 120 mA, and voltage clamp at 1 mA is ~270 V. Featuring resettable functionality, RoHS-compliant device is suited for use in cordless phones, VoIP gateways, data modems, set-top boxes, security systems, analog linecards, and ISDN linecards.

STMicroelectronics
Carrollton, TX 75006
Jun 20, 2006 Compatible with digital transmission standards such as ADSL2 and ADSL2+, SMP80MC TRISIL micro-capacitance transient surge arrestors protect ADSL/VDSL modems and similar high bit-rate communications equipment. Junction capacitance does not depend on device breakdown voltage, and series combines 80 A repetitive peak pulse current rating with 12 pF typ capacitance at 50 V. Maximum leakage current is 2 µA, with 345 V maximum breakover voltage 150 mA minimum holding current.

STMicroelectronics
Carrollton, TX 75006
May 24, 2006 Built into sensitive home and corporate telecom products such as phones and broadband modems, Series SMPxxMC Trisil Surge Arresters provide failsafe operation and exhibit no degradation over time. In event of extreme lightning surge, short circuit can protect equipment and anyone standing nearby. Silicon chips have no effect on strength of high frequency ADSL signal and are fully compatible with ADSL2 and ADSL2+ standards.

Littelfuse, Inc.
Des Plaines, IL 60016
Apr 05, 2006 Rated at 10 kA/10 Aac, 2-terminal Delta Model SL1411A protects highly exposed external plant equipment and is designed to meet requirements of GR-1361, RUS PE-80, ITU K.12 and YD/T940, 950, 1082, 993, and 694. Surge clamping capability minimizes transient to lowest possible level. Unit can be exposed to repetitive 10 kA pulse while enduring stable breakover voltage, ensuring protection during multiple exposures to transients.

Dataprobe, Inc.
Paramus, NJ 07652 3618
Jan 18, 2006 In case of line or equipment failure, T-APS-R-15 chassis and T-APS-R card system provides automatic failover switching protection for sites with up to 15 complete, independent primary, and redundant T-1 or E-1 circuits. System, also manageable via SNMP, Telnet, or serial interface, enables switches can be used in several configurations. Each card operates independently, monitoring T-1 or E-1 circuits and determining best path as based on user-supplied parameters.

Rockwell Automation
Milwaukee, WI 53204
Oct 27, 2005 UL-Listed Bulletin 1489 circuit protection device provides 240 and 480 V branch circuit and equipment protection. In North America, product meets UL 489 and CSA 22.2 No. 5.1 standards for branch circuit protection as well as IEC 60 947-2 requirements for miniature circuit breakers used in international industrial applications. It handles currents from 0.5-40 A and up to 480 V to protect personnel, equipment, and facilities from electrical hazards.

Littelfuse, Inc.
Des Plaines, IL 60016
Sep 15, 2005 Lead-free and RoHS-compliant, Greentube(TM) Series SL0902 offers alternative to silicon surge protectors when high bandwidth and low capacitance are required. Products combine low insertion loss, no capacitance variation with voltage and temperature, and voltage clamping to prevent surge damage while maintaining data integrity. Units can be accommodated on D0-214AA solder pads.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
May 23, 2005 Utilizing thick film technology, Models PESD0402 and 0603 provide I/O port protection on USB 2.0, IEEE 1394, digital visual interface, and antenna switches. RoHS-compliant devices shunt ESD away from sensitive circuitry in HDTV equipment, printers, laptops, cellular phones, and other portable devices. They are compatible with standard surface-mount and reflow installation procedures and are available in tape and reel packaging.

Lumex Inc.
Palatine, IL 60067
Apr 14, 2005 Measuring 0.177 x 0.126 in., Series GT-SMD1812 provides dc breakdown voltage ratings of 150, 200, 300, 350, and 400 Vdc, each offered with 1,000 or 2,000 A impulse current rating. Hermetically sealed units have insulation resistance of 10⁴ Mohm and inter-electrode capacitance of 1.0pF. Arresters are suited for PBX telephone circuits, voice and data lines, solid-state circuitry, or anywhere protection against ESD or switching surges is needed.

Cooper Bussmann
Chicago, IL 60706-4792
Nov 18, 2004 Low-Peak® Fuses, with optional permanent replacement fuse indication, speed troubleshooting by locating open fuse. Indicator is either black or white, so there is no second guessing. Fuses provide Class J and RK1 circuit protection, time-delay overload protection, and 300,000 A interrupting rating for all commercial and industrial applications. When properly sized and coordinated, units offer Type 2 no-damage motor starter protection.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
Aug 09, 2004 PolySwitch TRF600-150 helps provide resettable overcurrent protection in telecommunications equipment that must comply with UL 60950 and TIA-968-A standards. Physical dimensions facilitate use in space-constrained customer premise equipment and permit drop-in replacement for existing designs. Compliant with RoHS Directive 2002/95/EC, product utilizes lead-free construction, has 150 mA hold current, and interrupts power faults.

AutomationDirect.com
Cumming, GA 30040-9905
Feb 20, 2004 Series WMS thermal-magnetic devices are UL1077 recognized for applications where branch circuit protection is not required or is already provided. DIN-rail mounted units come in 1- and 3-pole configurations. B-curve models trip at 3–5 times rated current for low-inrush type loads, while D-curve models trip at 10–20 times rated current for high-inrush inductive loads. Shunt trips are available for remotely tripping protector with external voltage.

Tyco Electronics/Raychem.
Menlo Park, CA 94025-1164
Aug 28, 2003 Lead-free SMD series PolySwitch™ devices, which include nanoSMD, microSMD, and miniSMD C-design devices, help provide resettable circuit protection in applications where conserving board space is of critical concern. Products are capable of withstanding melting temperatures associated with lead solder alternatives and can be installed using current reflow profiles. Applications include portable electronics, telecom equipment, and automotive applications.