Littelfuse — Circuit Protection, Discretes, Relays, Thermistors Etc. | Futureelectronics NorthAmerica Site

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Empowering a sustainable, connected, and safer world

Littelfuse (NASDAQ: LFUS) is an industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 15 countries, and with 17,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation and electronics end markets – everywhere, every day.

Littelfuse products are vital components in virtually every market that uses electrical energy, from consumer electronics to automobiles, commercial vehicles and industrial equipment. Our history of innovation, proven technical expertise and the industry’s broadest and deepest portfolio of circuit protection products enable us to provide objective, comprehensive solutions for each customer’s unique needs.

We are also expanding into adjacent markets that complement our core business including power distribution centers for mining operations, generator controls and protection for marine applications, heavy-duty switches for commercial vehicles and electromechanical sensors used in the automotive industry.

Product Categories

Analog (307)
Analog

Analog semiconductors find their application in a number of electronic equipment: computers, TVs, digital cameras and more. Future Electronics houses a broad range of the same including amplifiers, drivers, data converters, multiplexers and more. From audio/video amplifiers, ballast controllers and power switches to sensors, regulators and timer circuits, find everything at one place. We offer quality semiconductors from popular brands. Use the parametric filter to find the right component for your needs.

All Products(307)

Amplifiers(1)

Analog Switches(2)

Drivers(106)

Multiplexers/Demultiplexers(1)

Power Switches(12)

Sensors(155)

System Management(2)

Timer Circuits(28)
Analog & Power R&D (1)

Analog & Power R&D

An Analog or Power Evaluation Board helps a programmer explore and learn ways to program a microcontroller. Analog demonstration boards are used in various electronic applications including DC/DC converting, power management, battery management, computing, networking, sensing applications, metering and more. Future Electronics houses a wide selection of analog demonstration boards as well as kits categorized based on the core supported (L6562A Series, L6563 Series, STM32 Series), packaging type and application type.

All Products(1)
Batteries (2)

Batteries

For continuous operation, power up your electromechanical tools and devices with high-quality and dependable batteries from Future Electronics. Whether you want rechargeable batteries or non-rechargeable batteries, you’ll have many choices to pick from our exclusive collection. Nickel Hydride, alkaline or Lithium batteries, we have them all and more to select from. Our parametric filters will help you find the right battery as you can narrow down the choices based on your requirement of battery capacity, voltage, packaging and more.

All Products(2)
Battery Holders & Accessories (2)

Battery Holders & Accessories

A battery holder is a case or compartment to hold the battery in place in any electronic device. Future Electronics offers you an exclusive inventory of economical and reliable battery holders and accessories for you to choose from. Mount your batteries to the device effortlessly with our simple and effective clips and contacts. Available in leaf spring, coil spring and button type designs, we have a battery holder for every device. Our battery holders are clearly marked with polarity to ensure proper battery insertion.

All Products(2)
Circuit Protection Devices (11736)
Circuit Protection Devices

Circuit protection is installing a weak link in an electrical circuit intentionally in order to prevent excessive amounts of current or a short circuit. To ensure utmost safety, Future Electronics offers you a complete range of circuit protection devices, like circuit breakers, electronic fuses, ESD protection & diode arrays, thyristors, gas discharge tubes and more.

All Products(11736)

Circuit Breakers(6)

ESD Protection & Diode Arrays(314)

Electronic Fuses(4319)

Fuse Holders, Clips & Blocks(631)

Gas Discharge Tubes (GDTs)(324)

Protection Thyristors(609)

Resettable Fuses (PPTC) - Polyswitch & Polyfuse(1347)

TVS Diodes(3531)

Thyristor Surge Protection Devices (TSPD)(655)
Discretes (2289)
Discretes

As opposed to an integrated circuit, discrete semiconductors perform a single electronic function. Discretes are categorized into diodes, transistors and several other types, and are used in a variety of applications such as voltage regulation, surge protection, switching, power conversion and more. We offer a full line of discrete semiconductors from distinguished brands. Use our parametric search filters that allow for quick and precise product searches.

All Products(2289)

Circuit Protection(2050)

Diodes(163)

Transistors(76)
Energy (1)
Energy

Energy semiconductors are a key element in various applications including battery chargers, smart appliances, photovoltaic devices and self-powered electronic products. If you’re looking for one, take a quick glance at our collection of energy semiconductors. Energy harvesting modules, energy meter ICs or energy storage, we stock everything that you need to meet your project requirements. We also offer solar panels and controllers if you’re working on a PV project.

All Products(1)

Solar Panels(1)
Filters (1)
Filters

Eliminate electromagnetic interference and enhance signals in a circuit with powerful filters from Future Electronics. Reduce the impact of radiation noise in devices with our common mode chokes. Our EMI filters are just what you need to improve performance in communication equipment, computer motherboards, computer peripherals and more. Removing power line noises in personal devices, entertainment systems and other digital devices made easy with our ferrite beads. Find all these types of filters from leading brands here.

All Products(1)

Common Mode Chokes(1)
Frequency Control & Timing Devices (1)
Frequency Control & Timing Devices

An electronic device consists of many electric circuits that require a clock signal to send timing cues in order to function efficiently. To send the clock signal at periodic intervals, all units comprise a timing device to enable smooth operation. If you’re looking for timing devices, Future Electronics offers you the industry-leading crystals, resonators and oscillators to choose from. We distribute timing devices from well-known manufacturers to offer excellent environmental and heat resistance.

All Products(1)

Frequency Control & Timing Devices Accessories(1)
Inductors (11)
Inductors

A well-known passive electronic component, an inductor stores energy in the form of a magnetic field. Used extensively with capacitors and resistors, inductors are used in many challenging applications. If your design needs a quality inductor, look no further than the selection of power inductors, toroid inductors, RF conductors, multilayer inductors and wirewound inductors available at Future Electronics. With over 6500 inductors to choose from, we help you find the right one with our parametric filter.

All Products(11)

Multilayer Inductors(3)

Power Inductors(8)
Lighting Solutions (10)
Lighting Solutions

Take a look at our range of lighting solutions that help your equipment deliver cost-effective lighting performance. We stock LED assemblies, lighting controls, LED light/driver modules, cables and other accessories to meet your specific design needs. If you’re looking for a smarter and more efficient alternative to traditional lamps, our LED emitters are a great choice.

All Products(10)

LED Light Modules(6)

Lighting Controls(4)
Logic (2)
Logic

Logic semiconductors are the building blocks of any electronic system. From PCs and mobile phone to calculators and clocks, logic semiconductors are a universal concept. They allow you to control how you want your equipment to function. At Future Electronics, we offer a full line of logic gates, logic switches and logic circuits to enable your equipment perform specific tasks. Buy various types of logic chips from popular brands at Future Electronics.

All Products(2)

74 Series(2)
Non-Stocked Offer (10067)

Non-Stocked Offer

All Products(10067)
Optoelectronics (36)
Optoelectronics

Optoelectronics deals with devices that convert electrical signals into photon signals and vice versa. There are hundreds of devices such as photocopiers, automotive lighting, home theatres, Blu-ray players and diagnostic systems that use optoelectronic technology to function. Find a complete array of optoelectronic devices including optocouplers, fiber optic components, infrared emitters, receivers and transceivers, optical sensors and switches and more to meet your design needs. Use our search filters for easy browsing.

All Products(36)

Isolation Components / Optocouplers(36)
Power Supplies (1)
Power Supplies

Our range of power supplies deliver the right amount of power to individual parts of your device, ensuring optimum performance and durability. Browse through our power supply solutions including AC DC converters, DC DC converters, wall adapters, power filters and more available from popular brands. Whether you’re looking for linear power supplies or switching power supplies, our collection has you covered. View products by category or brand using our parametric search filters.

All Products(1)

Power Filters(1)
Relays (655)
Relays

Relays are simple switches that open and close circuits in devices, electromechanically or electronically. They not only amplify a digital signal for smooth operation, but also provides voltage protection. Future Electronics offers you the most common types of relays, including electromagnetic relays and solid state relays, from industry-leading manufacturers. Choose from our exclusive range of automotive relays, power relays, signal relays among others available in varying capacity to work with most devices.

All Products(655)

Automotive Relays(5)

I/O Relay Modules(1)

Power Relays(5)

Reed Relays & Switches(217)

Relay Sockets & Accessories(7)

Signal Relays(1)

Solid State Relays (SSRs)(419)
Resistors (1)
Resistors

A resistor is a passive electronic component that restricts the flow of current to other components. To ensure safe current flow in a circuit, you need a quality resistor. With over 40000 resistors to choose from, Future Electronics has the huge inventory of fixed resistors, variable resistors, thick film resistors, chip resistors, and more. For complex designs, we offer resistor networks and resistor arrays. Our parametric filter helps you find the right resistor in no time.

All Products(1)

Fixed Resistors(1)
Signal Interface (9)
Signal Interface

Future Electronics offers a comprehensive array of signal interface solutions such as interface drivers, interface receivers, interface transceivers, line and latched drivers and more to deal with signal conversion challenges in electronic projects. Our collection includes LVDS, UART, USB, RS-232, RS-422, and RS-485 signal interfaces to suit a variety of requirements. Browse our products using our parametric search filters so you can narrow-down listings by category or brand.

All Products(9)

Specialty Interface(3)

Telephone(6)
Switches (11)
Switches

A switch is an inevitable component in any design. To cater to your design needs, Future Electronics stock more than 5000 switch models giving you more option to choose from. From dip switches, encoder switches, and pushbutton switches to rocker switches, rotary switches, and slide switches, you’ll find everything you need and more here. You can find the right switch using our simple parametric filter. Future Electronics gives you the flexibility to order exact number of switches rather than buying them in bulk.

All Products(11)

Key Switches(1)

Magnetic Reed Switches(7)

Rotary Switches(1)

Toggle Switches(2)
Thermistors (184)

Thermistors

A thermistor acts as a temperature sensor and changes its resistance value as the surrounding temperature changes in a device. Widely used for measurement and control, thermistors are categorized as two types - PTC thermistors and NTC thermistors. You’ll find both types here at Future Electronics. For CRT displays, 3D printers, heating equipment or other appliances, you’ll find suitable thermistors for every application.

All Products(184)

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