Company News

Littelfuse, Inc.

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

  • 800-522-7697

General Information:
Rhonda Stratton
USA
Phone: 773-628-0644
E-mail this person

Latest New Product News from
Littelfuse, Inc.

electrical equipment & systems, electronic components & devices

Low-Profile 400 W TVS Diodes protect sensitive electronics.

May 19, 2016

Available in SMT SOD-123FL package, SMF4L Series protects portable devices/hard drives, notebooks, VCC busses, POS terminals, SSDs, power supplies, and monitors from voltage transients induced by lightning and other transient voltage events. Flat lead, plastic package occupies 3.10 x 2.00 mm footprint and has 0.98 mm profile. Along with 400 W @ 10/1000 µsec peak pulse power dissipation capability, features include standard voltage ranges from 5–85 V. Read More

electrical equipment & systems, electronic components & devices

TVS Diode Arrays prevent equipment damage due to lightning, ESD.

May 2, 2016

Integrating low-capacitance steering diodes with TVS diode, 3.3 V SP4042 Series provides sensitive electronic equipment with 2 channels of protection against damage due to lightning-induced surge events and ESD. This TVS diode array safely absorbs up to 120 A per IEC61000-4-5 (tP= 2/10 µsec) without performance degradation and ±30 kV min ESD per IEC61000-4-2. Loading capacitance is 11 pF per line, leakage current is 0.1 µA, and peak pulse power rating is 2,500 W. Read More

electronic components & devices

Schottky Barrier Rectifiers suit high frequency applications.

March 24, 2016

Featuring ultra-low forward voltage drop that minimizes thermal and electrical conduction losses, DST Series is suited for use in high-frequency applications such as switch-mode power supplies and DC-DC converters. Units can also serve as freewheeling and polarity protection diodes. With high junction temperature capability, rectifiers offer reliability in harsh environments or in applications with minimal cooling available. Read More

sensors, monitors & transducers

Press-Fit Reed Sensor requires no accessories for installation.

March 22, 2016

Designed for mounting on fixed surface/frame with matching 57040 actuator mounted on moving surface/door, magnetically operated Firecracker 59040 Series features crush ribs on capsule and press-fits securely into 3/8 in. dia hole. NO, NC, and change-over contact options are available, and UL-Recognized component offers switching capability up to 200 Vdc/140 Vac at 10 W/VA. Various sensitivity and cable length options are available. Read More

electronic components & devices

Power Semiconductor Products have performance-optimizing designs.

March 16, 2016

MBR Series Schottky Barrier Rectifiers (Standard Schottky) and DUR Series Ultrafast Rectifier meet commercial and industrial application requirements. While MBR Series features up to 1,200 V blocking voltage, both series offer switching speeds and reverse recovery times that suit high-frequency applications and minimize switching loss. Designs also minimize forward voltage drop, and junction temperature capability promotes reliability in elevated ambient temperatures. Read More

electronic components & devices

Discrete Thyristors withstand spikes greater than 1,200 V.

February 26, 2016

Supplied in TO-218AC and TO-220AB packages, Teccor™ SK225xD/SK255KD/SK625xD/SK655KD Series SCR Switching Thyristors are unidirectional switches designed to handle voltage spikes and power surges in incoming 50/60 Hz AC power mains up to 440 Vrms. SK225xD/SK255KD Series can take up to 1,300 V, while SK625xD/SK655KD Series can handle up to 1,700 V without malfunctioning. Internal ceramic insulation provides electrical isolation voltage to ensure safety. Read More

electrical equipment & systems, electronic components & devices

Upscreened TVS Diodes suit avionics applications.

February 11, 2016

Supplied in DO-215AB packages, Series SMCG-HR and SMCG-HRA protect sensitive electronic equipment from voltage transients induced by lightning surges and other transient voltage events. High-reliability devices have been specially screened and sorted for use in DC line protection in aerospace, military, industrial, and medical applications. Available in standard voltage ranges of 5–120 V, products have gull-wing lead wire design for PCBA processes. Read More

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

electrical equipment & systems, electronic components & devices

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

electrical equipment & systems, electronic components & devices

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.<br /> 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 &Omega; for SP4044 and 0.3 &Omega; 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&trade; 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&ndash;125 Vdc and surge current ratings up to 10 kA (8/20 µsec pulse), LV UltraMOV&trade; 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&ndash;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

electrical equipment & systems, electronic components & devices

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 &Omega; of dynamic resistance, SP1015 Series supports low clamping voltage needed to protect small-geometry ICs used in modern electronic devices. Read More

Other Company News from
Littelfuse, Inc.