Company News

Littelfuse, Inc.

8755 W. Higgins Rd., Chicago, IL, 60631, US

  • 800-522-7697

Rhonda Stratton
Marketing Communications Manager
Phone: 773-628-0644
E-mail this person

Chad Marak
Product Manager, PLED
E-mail this person

Share Like Tweet Add Email

Latest New Product News from
Littelfuse, Inc.

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diodes feature surface mount design.

December 2, 2015

Housed in surface mount SMTO-218 package for automatic pick and place assembly and reflow processes, LTKAK6 and LTKAK10 Series feature Littelfuse Foldbak technology, which provides clamping voltage lower than avalanche voltage but above rated working voltage, minimizing voltage rise due to increased current conduction. Typical applications include transient overvoltage protection for cell phone base stations, railway trackside signaling/control cabinets, power grid and distribution systems. Read More

Electronic Components & Devices, Electrical Equipment & Systems

TVS Diode Arrays improve ESD protection in smartphones, laptops.

November 20, 2015

Available in bidirectional configuration at standoff voltages of 12, 15, 24, or 36 V, SPxx-01WTG-C-HV Series (SPxx Series) is suited for safeguarding data lines on larger touchscreen modules used in large-format tablets and notebooks. These AEC-Q101 qualified, 0201-size components, featuring dynamic resistance of 0.4 Ω, can safely absorb repetitive ESD strikes above max level of IEC61000-4-2 without performance degradation and safely dissipate up to 8 A induced surge current. Read More

Electronic Components & Devices, Electrical Equipment & Systems

Thyristors protect DSL hardware in broadband applications.

November 9, 2015

Supplied in SMT SOT23-6 packages, DSLP Biased Series SOT23-6 SIDACtor® Protection Thyristors (DSLPxxxxT023G6) provide overvoltage protection for broadband communications applications with minimal effect on data signal integrity. EpiSCR silicon crowbar technology provides capacitive loading characteristic suited for high-bandwidth applications and surge performance up to 35 A (8/20 µsec). Flow-through lead frame design conserves circuit board real estate and minimizes trace layout routing. Read More

Electronic Components & Devices

SIDAC Switching Thyristors suit capacitor discharge applications.

October 7, 2015

With 150°C junction temperature and 280 A pulse capability, unidirectional Kxxx0S1URP and Kxxx0GURP Series consist of semiconductor switch used in conjunction with capacitor and transformer in capacitor discharge ignition circuits. SIDAC (Silicon Diode for Alternating Current) design promotes repetitive pulse current rating at elevated ambient temperatures and breakover/trigger voltage versus temperature characteristics while minimizing switching loss.
Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Arrays protect high speed signal pins.

September 24, 2015

With peak pulse power of 500 W and 600 W, respectively, SP4044 and SP4045 Series are integrated with additional zener diode to protect each I/O pin. Units can handle minimum of ±30 kV ESD, and can safely absorb up to 24 A of lightning-induced surges while presenting only 1.5 pF per I/O-to-Ground connection. Very low dynamic resistance of 0.22 Ω for SP4044 and 0.3 Ω for SP4045 produces low clamping voltages, allowing devices to protect modern/small geometry chipsets against ESD transients. Read More

Sensors, Monitors & Transducers

Magnetically Operated Reed Sensor comes in capsule package.

September 21, 2015

Capable of switching up to 265 Vac/300 Vdc at 10 W/VA, 59022 Series Firecracker Reed Sensor is designed for use with 57022 actuator and available with NO, NC, or change-over contacts. Sensor can operate through non-ferrous materials, and hermetically sealed contacts suit high-moisture and contaminated environments. Suited for position and limit sensing, security, level sensing, and linear actuator applications, cylindrical 25.4 x 5.8 mm sensor offers custom cable length and connector options. Read More

Electrical Equipment & Systems, Materials & Material Processing

ESD Suppressors protect electronics from up to 30 kV discharges.

August 3, 2015

Available in 0402- and 0603-sized, flat-topped, SMT packages respectively suited for applications up to 24 and 32 Vdc, XGD Series XTREME-GUARD™ ESD Suppressor protects sensitive electronics against ESD to 30 kV. Design enables safe absorption of repetitive ESD strikes of near 4X max level specified in IEC61000-4-2 without performance degradation. After multiple ESD strikes, current leakage of <1 nA minimizes power consumption. Capacitance is 0.04 pF for XGD10402 and 0.09 pF for XGD10603. Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Arrays offer peak pulse power rating of 250 W.

July 9, 2015

Housed in 2.0 x 1.0  µDFN-08 package with 0.40 mm typical height, 3.3 V Series SP3312T can safely absorb up to 15 A per IEC 61000-4-5 without performance degradation and minimum ±30 kV ESD per IEC 61000-4-2. Devices integrate 4 channels of low capacitance diodes to protect sensitive I/O pins from damage due to lightning-induced surge events and electrostatic discharge. Targeted applications include 10/100/1000 Ethernet, LAN/WAN equipment, home automation, and security. Read More

Electronic Components & Devices

Varistors meets high DC voltage and surge requirements.

July 7, 2015

Expanded with models offering continuous voltage ratings from 65–125 Vdc and surge current ratings up to 10 kA (8/20 µsec pulse), LV UltraMOV™ Varistor Series includes models with disc diameters of 5, 7, 10, 14, and 20 mm. Voltage ratings meet requirements for telecommunication applications, while peak surge current rating enhances reliability and extends end product lifetime. Choice of epoxy or phenolic coatings is available, and latter supports operation up to 125°C. Read More

Electronic Components & Devices

Upscreened High-Reliability TVS Diodes suit avionics applications.

June 26, 2015

Screened and sorted for use in DC line protection for reliability-critical applications, 5KP/15KPA/30KPA-HR and 5KP/15KPA/30KPA-HRA Series protect sensitive electronic equipment from voltage transients induced by lightning surges and other transient voltage events. Products, available in P600 packaging, are also suited for ESD protection. Customizable upscreening and sorting flow solutions are available to meet requirements of aerospace, military, industrial, and medical applications. Read More

Electronic Components & Devices

TVS Diodes protect sensitive automotive electronics.

June 17, 2015

Supplied in DO-15 (DO-204AC) package, TP6KE Series protects sensitive electronic equipment from voltage transients induced by load dump and other transient voltage events. These AEC-Q101 qualified products, available as unidirectional and bidirectional polarity devices with 10–77 V standoff voltage range, provide 600 W peak pulse power dissipation, have operating junction temperature up to 175°C, and comply with IEC 61000-4-2 and IEC 61000-4-4 standards. Read More

Electronic Components & Devices, Electrical Equipment & Systems

TVS Diode Arrays combine ESD protection with small footprint.

May 28, 2015

Featuring back-to-back zener diodes, TVS Diode Arrays protect electronic equipment that may experience destructive electrostatic discharges. Measuring 0.52 x 0.27 mm, SP1013 and SP1014 Series enable 0.25 mm product pitch, while SP1020 and SP1021 Series come in 01005 flip chip package measuring 0.181 x 0.230 x 0.440 mm to save PCB space. Able to absorb repetitive ESD strikes (Level 4, ±8 kV contact discharge), arrays are suited for smartphones, digital cameras, wearable technology, and tablets. Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Array provides 4 lines of ESD protection.

May 18, 2015

Housed in 0.93 x 0.53 mm flip chip package, bidirectional SP1015 Series protects data lines that may experience destructive ESD. Diodes can safely absorb repetitive ESD strikes (±20 kV contact, ±30 kV air) well above maximum level specified in IEC61000-4-2 international standard without performance degradation. With just 0.65 Ω of dynamic resistance, SP1015 Series supports low clamping voltage needed to protect small-geometry ICs used in modern electronic devices. Read More

Electrical Equipment & Systems, Electronic Components & Devices

TVS Diode Arrays protect low-voltage CMOS devices.

March 12, 2015

Protecting Ethernet and WAN/LAN equipment, switching systems, and computers from effects of ESD and lightning-induced transients, SLVU2.8-8 Series comprises 2.8 V, 30 A TVS Diode Array (SPA® Diodes). Capacitance of 2.6 pF per line preserves signal integrity and minimizes data loss, while dynamic resistance of 0.3 Ω optimizes clamping voltage for sensitive chipsets. AEC-Q101-qualified products safely absorb repetitive ESD strikes at ±30 kV and dissipate up to 30 A with low clamping voltages. Read More

Electrical Equipment & Systems

Time-Lag AC Fuses offer current ratings of 5, 6.3, and 8 A.

February 23, 2015

Featuring 5 x 20 mm footprint, 835 Series combines maximum interrupting rating of 1,500 A at 250 Vac with surge withstand capability of 1.5 kA 8/20 µs. Ceramic body units protect electronic devices installed in surge-prone environments. Packaged in cartridge and leaded versions, RoHS-compliant devices meet requirements outlined in global IEC 60127-2, Sheet 5 specification for time-lag fuses. Applications include LED/LCD TVs, digital display systems, and digital signage. Read More

Electronic Components & Devices

ESD Protection TVS Diode Arrays target fast-charging peripherals.

February 11, 2015

Supplied in 1.8 x 2.0 x 0.55 mm µDFN-6 package, AEC-Q101 qualified SP1255P Series offers 0.3 Ω dynamic resistance and suits such applications as fast-charging peripherals or PoweredUSB. Integration of 3 channels of steering diodes with TVS diode maximizes ESD protection of USB data and ID pins per IEC 61000-4-2 standard. Allocated for Vbus protection, high surge current protection device with working voltage of 12 V protects against lightning level fast transients up to 100 A on USB Vbus line. Read More

Electrical Equipment & Systems

Reed Switches combine design flexibility and precision.

February 6, 2015

While promoting layout and design flexibility, MACD-14 reed switch series and surface-mount version MASM-14 Series have close-differential characteristics that benefit applications with limited space and strict accuracy requirements. Hermetically sealed switch contacts are not affected by harsh environments, and low close/open hysteresis provides precise switching. Switching capability is 200 Vdc at up to 10 W, and sensitivity range is 10–30 AT. Read More

Electrical Equipment & Systems, Green & Clean

Surface Mount Fuses suit space-constrained applications.

January 5, 2015

Featuring 3.15 x 1.5 mm and 6.10 x 2.69 mm footprints, with ratings of 125 Vac and 250 Vac, respectively, 470 and 476 Series NANO2® Subminiature Fuses provide surge tolerance and circuit protection against overload conditions for downstream components. Series 470, operating up to 125°C, meets US ENERGY STAR® surge immunity requirements (1.5 A and above ampere rating only), while Series 476 meets global IEC61000-4-5 2 ed. surge immunity test requirements (3 A and above ampere rating only). Read More

Transportation Industry Products, Electrical Equipment & Systems, Electronic Components & Devices

AEC-Q101 Qualified TVS Diode increases protection not footprint.

January 5, 2015

Offering 5,000 W (10/1,000 µsec) or 2,200 W (load dump) peak pulse power dissipation rating in P600 package, SLD Series protects automotive electronics – ECU, TCU, BCM, sensor, and entertainment systems – from voltage transients induced by load dump and other transient voltage events. Uni- and bi-directional polarity devices, supporting junction temperature up to 175°C, offer 10–60 V standoff voltage. Electrical performance and dimensions allow circuit protection upgrades in existing footprint.
Read More

Electrical Equipment & Systems

Fast-Acting 5 x 20 mm Fuse carries both 420 Vac and Vdc ratings.

December 22, 2014

Offered in cartridge or axial-leaded versions with current ratings to 16 A, 487 Series ensures optimal coordination between PSU and electrical circuit breaker panel during short-circuit and over-current faults to protect telecom and datacenter equipment. Air circuit breaker trips before fuse opens when circuit is exposed to short-circuit condition. Installed in PSU, fuse opens faster than circuit breaker, removes problematic PSU from branch circuit, and keeps branch circuit live without cutoff. Read More

Other Company News from
Littelfuse, Inc.