Company News

Littelfuse, Inc.

8755 W. Higgins Rd., Suite 500, Chicago, IL, 60631, USA

  • 800-522-7697

Latest New Product News from
Littelfuse, Inc.

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Array protects fragile ICs from ESD.

Sep 12, 2014

Integrating 2 channels of low capacitance steering diodes and zener diode, SP3014 Series can safely absorb repetitive ESD strikes above maximum specified in IEC61000-4-2 international standard without performance degradation. Dynamic resistance of 0.04 Ω offers designers clamping device capable of protecting sensitive ICs against electrical transients. Presenting 0.5 pF of loading capacitance,... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Array protects differential data lines.

Aug 14, 2014

Housed in 3.0 x 2.0 mm µDFN-10 package, Model SP2574NUTG protects differential data lines from ESD, CDE, EFT, and lightning-induced surge damage. Device can protect up to 4 channels or 2 differential pairs up to 40 A and 30 kV ESD. Low capacitance of 3.8 pF from each I/O to ground, low dynamic resistance of 0.13 Ω, and low clamping voltage make product suitable for protecting high-speed data... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Arrays dissipate 8 A of induced surge current.

Jul 21, 2014

Constructed with silicon diodes, unidirectional SPHV and bidirectional SPHV-C Series 200W Discrete TVS Diode Arrays provide ESD protection up to ±30 kV. Units can safely absorb repetitive ESD strikes above maximum level of  IEC61000-4-2 international standard without performance degradation. With SOD882 packages, AEC-Q101 qualified devices are suited for replacing 0402-sized multilayer... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Array increases automotive electronics reliability.

Jul 03, 2014

AEC-Q101 qualified SM24CANA Series protects automotive Controller Area Network (CAN) Bus from damage due to ESD, electrical fast transient (EFT), and other overvoltage transients. With low dynamic resistance of 0.7 Ω typ and low capacitance fo 11 pF typ, this 200 W TVS Diode Array (SPA® Diodes) absorbs repetitive ESD strikes above max level specified in IEC61000-4-2 (±8 kV) without... Read More

Electrical Equipment & Systems, Electronic Components & Devices, Green & Clean

IGBT and Rectifier Diode Modules come in diverse package designs.

May 23, 2014

Intended for power control applications, Half-Bridge Circuit IGBT Modules come in S, D, or WD packages with ratings up to 1,200 V and 600 A. Minimized loss promotes efficiency and switching speed, while short circuit capability reduces protection requirements. With ratings up to 1,800 V and 200 A, Phase Leg and Common Cathode Circuit Rectifier Diode Modules come in S and A packages. Reverse... Read More

Electrical Equipment & Systems

Surge Protection Modules suit LED lighting applications.

Apr 17, 2014

Constructed with thermally protected varistors, Models LSP05 and LSP10 protect outdoor LED fixtures with max lightning surge current ratings of 10,000 A and 20,000 A, respectively. LSP05 Module is configured with parallel connections, while LSP10 Module is available with either parallel or series connections. Built-in thermal disconnect function provides additional protection from catastrophic... Read More

Electronic Components & Devices

AEC-Q200 Compliant Varistor protects automotive electronics.

Mar 28, 2014

With max peak surge current rated up to 5 kA (8/20 µsec pulse), radial-leaded varistors of AUMOV™ Series protect sensitive vehicle systems from voltage transients induced by load dump, jump starts, and other events. Phenolic coating option accommodates demands of harsh, under-hood environments with operating temperatures up to 125°C. Available in 5, 7, 10, 14, and 20 mm disc sizes,... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diodes protect sensitive automotive electronics.

Feb 24, 2014

Housed in low-profile DO-214AA SMB package, TPSMB Series provides secondary protection of sensitive automotive and other electronics from transients induced by load dump and other transient voltage events. Units are available in standoff voltage ratings from 10–77 V for both uni-directional and bi-directional devices. Featuring 600 W peak pulse power dissipation rating, diodes are AEC-Q101... Read More

Electrical Equipment & Systems

Intrinsically Safe Fuse is certified to UL913 standard.

Jan 24, 2014

Featuring encapsulated design, 277 V PICO® 305 Series prevents heat and sparks from being exposed to hazardous dusts and gases. Fuse provides interrupting capacity of 1,500 A and current ratings from 50–750 mA. Meeting ATEX and IECEx requirements, fuse is suited for testing, measuring, or processing electronic and electrical equipment, motor controllers, lighting, communication handsets,... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Arrays offer high ESD withstand capability.

Jan 20, 2014

Available in 5 voltage options of 5, 12, 15, 24, and 36 V, SM Series protects sensitive equipment from damage due to electrostatic discharge, electrical fast transients, and lightning-induced surges. Units can absorb repetitive ESD strikes above maximum level specified in international standards without degradation and safely dissipate up to 24 A of induced surge current. Providing very low... Read More

Electrical Equipment & Systems

Open LED Protector prevents damage from reverse polarity voltages.

Jan 14, 2014

Available in QFN 3 x 3 and DO‑214AA packages designed to maximize heat dissipation and layout flexibility, PLEDxUx Unidirectional Series Open LED Protector provides switching electronic shunt path when one LED in string fails as open circuit. PLED devices, connected in parallel with each LED in series string, enables remainder of string to continue to function if one LED fails. Compatible with... Read More

Electronic Components & Devices

TVS Diode Arrays offer layout flexibility via packaging options.

Nov 18, 2013

Respectively offered in uDFN-6 and SOT23-6 packages, SP3012-03UTG and SP3012-04HTG protect sensitive chipsets with high-speed data lines from external ESD events (±12 kV min contact, ±25 kV min air). Form factor simplifies PCB layout by allowing traces to run directly underneath device and conserve board space. While clamping voltage promotes reliable equipment performance in field,... Read More

Electrical Equipment & Systems

Gas Discharge Tubes come in square EIA 1206 package.

Nov 06, 2013

Housed in 3.2 x 1.6 x 1.6 mm surface-mount package, SE Series features ultra-low capacitance of less than 0.5 pF, helping to ensure high transmission speeds in broadband applications. Units respond rapidly to fast-rising transients and offer optimal stability in multiple pulse duty cycles, boosting reliability. Under normal operating conditions, GDTs maintain high resistance state, but when... Read More

Electronic Components & Devices

Low-Capacitance TVS Diode Arrays protect telecom interfaces.

Sep 18, 2013

Offered in SOD323 packaging, SP4020 and SP4021 Series discrete low capacitance TVS Diode Arrays (SPA® Diodes) safeguard telecom interfaces from lightning-induced surges and ESD damage. Arrays integrate low capacitance steering diodes with either one or two TVS diodes to provide unidirectional or bidirectional protection from electrical threats for 3.3 V (SP4020) and 5 V (SP4021)... Read More

Electrical Equipment & Systems

Surge-Tolerant Fuses suit lightning exposure applications.

Aug 27, 2013

Able to withstand up to 20 lightning-induced high current surges without performance degradation, 328 and 688 Series provide short-circuit and overload protection to ensure long-term reliability for outdoor applications. These compact fuses also reduce level of nuisance fuse tripping from indirect lightning surges. Series 688 slow blow ceramic fuse offers breaking capacity of 2,500 A... Read More

Electronic Components & Devices

Protection Thyristor utilizes silicon crowbar technology.

Aug 26, 2013

Housed in SOT23-6 package, SDP Series SIDACtor® Protection Thyristor delivers overvoltage protection for broadband/xDSL telecommunications equipment with minimal effect on connection speed and reach. Unit provides crowbar response to surge events with max threshold of 29 V at 250 V/µs, and offers surge protection up to 30 A while maintaining low off-state capacitance. By responding... Read More

Electrical Equipment & Systems

LED Protectors enhance overall light engine efficiency.

Jul 30, 2013

Molded from white material, PLEDxSW Series provides electronic shunt path when LED in string fails as open circuit. Devices are connected in parallel with each LED in a series string and are compatible with 1, 2, and 3 W LEDs that have nominal 3 V forward characteristic. Supplied in low-profile standard DO-214AA package, products are designed to efficiently dissipate heat and are compatible with... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Arrays protect telecommunications interfaces.

Jul 19, 2013

Integrating steering diodes with additional zener diode, SRDA3.3 Series protects data lines against electrostatic discharge and high surge events. Units provide up to 600 W of power dissipation, dynamic resistance of 0.5 Ω, and low loading capacitance of 10 pF max. Applications include tertiary protection of high-speed T1/E1/T3/E3 telecommunications data lines, xDSL interfaces, RS-232/RS-485... Read More

Electronic Components & Devices

Thyristor Power Control Device affords design flexibility.

May 31, 2013

When coupled with capacitor and transformer, Kxxx1GL Series Multipulse™ SIDAC generates high voltage pulses required to ignite metal-halide lamps. Product offer designers of metal-halide lamp ignition circuits advantages of lower switching loss for higher pulse voltages, improved tolerance for input voltage variations, and longer pulse durations. Designed for use in 220–240 Vac line... Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Array protects data lines from transients.

Apr 12, 2013

With dynamic resistance of 0.3 Ω, max clamping voltage of 18 V, and capacitance of 6 pF from I/O to GND, SR05 Series protects telecommunication and industrial equipment against ESD and lightning-induced surge events. Each channel or I/O pin can safely absorb up to 25 A and repeated ESD strikes without performance degradation. Typical applications include protecting T1/E1/T3/E3 lines, Ethernet... Read More