Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
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ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .05 A; Terminal Shape: PIN WIRE; Body Width: 4 inch;
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Fuses 3950050044 attributes and parameters. Explore more Fuses devices from Littelfuse
Circuit Protection Type:
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Rated Breaking Capacity:
Rated AC Voltage:
Minimum Pre Arcing Time:
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Blow Characteristic:
Nominal Joule Integral:
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Reference Standard:
JESD-609 Code:
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3950050044 Circuit Protection trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.10.00.40
SB
Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 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. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.
2N2222A
Bharat Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
SMMBT3904LT1G
Onsemi
SMMBT3904LT1G by Onsemi is a NPN BJT with 3 terminals, 0.3W power dissipation, and 40V max collector-emitter voltage. Ideal for small outline applications requiring a transistor with hFE of at least 30, it operates up to 150°C and has a transition frequency of 300MHz.
USBLC6-2SC6
STMicroelectronics
USBLC6-2SC6 by STMicroelectronics is a unidirectional transient voltage suppressor diode with a breakdown voltage of 6V. It has a max clamping voltage of 17V and operates in temperatures ranging from -40 to 125°C. This device, with dual terminals and matte tin finish, is ideal for protecting sensitive electronics from voltage spikes in various applications.
NDT2955
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 3 W; Package Style (Meter): SMALL OUTLINE; Maximum Drain Current (Abs) (ID): 2.5 A;
1N4148WT-7
Diodes Incorporated
1N4148WT-7 by Diodes Inc. is a fast recovery rectifier diode with a max reverse recovery time of 0.004 us and a max forward voltage of 1.25 V. It has a package style of small outline, making it suitable for surface mount applications where high-speed switching is required at temperatures ranging from -65 to 150 °C.
BAV99
Temic Semiconductors
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
SMBJ18CA
Uniohm
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM2931AZ-5.0G
LM2931AZ-5.0G by Onsemi is a fixed positive single output LDO regulator with a nominal output voltage of 5V and max output current of 0.1A. It has a max dropout voltage of 0.6V, making it suitable for applications requiring stable power supply in temperature-sensitive environments up to 125°C. The package style is cylindrical with wire terminals, ideal for rail packing methods in various electronic devices.
2N7002
Philips Semiconductors
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Moisture Sensitivity Level (MSL): 1; Maximum Operating Temperature: 150 Cel;
1N4148
Vishay Telefunken
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Toshiba
Rectron
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Operating Mode: ENHANCEMENT MODE; Maximum Operating Temperature: 150 Cel; Terminal Form: GULL WING;
LL4148
Vishay Intertechnology
Vishay Intertechnology's LL4148 diode features a max reverse recovery time of 0.004 us, forward voltage of 1 V, and output current of 0.15 A. Ideal for rectification applications in electronics due to its high efficiency and low power dissipation capabilities.
1N4148WT
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Forward International Electronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Maximum Operating Temperature: 200 Cel; No. of Phases: 1;
Bkc Semiconductors
Philips Components
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Config: SINGLE;
1N4148WS
Lite-on Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
FNQ-15
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 15 A; Terminal Shape: END CAP; Fuse Size: MIDGET;
0501020.WR
Littelfuse
0501020.WR by Littelfuse is a 1206 fuse with 20A rated current, 32V DC voltage, and fast blow characteristic. It has a trip time of 14400s and nominal joule integral of 54.76J. Ideal for circuit protection in electronics due to its small dimensions and high breaking capacity.
BK/ATC-30
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 32 V; Rated DC Voltage: 32 V; Rated Current: 30 A; Terminal Shape: TAB/BLADE;
LP-CC-2-1/4
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 2.25 A; Terminal Shape: END CAP;
AJT50
Mersen S A
AJT50 fuse by Mersen S A is a 50A time delay electric fuse with a rated AC voltage of 700V and rated DC voltage of 400V. With dimensions of 27mm x 60mm, it features an end cap terminal shape and inline/holder mounting for circuit protection applications requiring a high breaking capacity of 200000A.
JTD125ID
JTD125ID fuse by Littelfuse is a time delay electric fuse with 125A rated current and 600V AC/500V DC voltage. It has a compact body size of 41.3mm x 76.2mm, suitable for inline mounting applications. With a high breaking capacity of 200kA, it is ideal for circuit protection in various industrial settings.
ATDR10
The Mersen S A ATDR10 fuse is a 10A, time delay electric fuse with 600V AC and 300V DC ratings. Featuring a body size of 10.4mm x 38.1mm, it has an END CAP terminal shape and inline mounting feature. Ideal for circuit protection in various applications requiring a high breaking capacity of 200kA.
ANL-300
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 32 V; Rated DC Voltage: 80 V; Rated Current: 300 A; Terminal Shape: TAB/BLADE;
FNQ-R-3/4
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: .75 A; Terminal Shape: END CAP; Body Length/Diameter: 10.3 mm;
032601.5MXP
Littelfuse 032601.5MXP fuse, rated 1.5A at 250V, offers time delay blow characteristic with trip time of 5s. Ideal for circuit protection in applications requiring a nominal joule integral of 59.7J and rated breaking capacity of 100A.
LP-CC-10
Eaton Corporation
LP-CC-10 by Eaton Corp is a 10A time delay electric fuse with 600V AC & 150V DC ratings. Measuring 10x38.1mm, it has a breaking capacity of 200kA. Commonly used in inline/holder setups for circuit protection in various applications.
0437.250WR
Littelfuse 0437.250WR is a fast-acting electric fuse with 0.25A rated current and 125V rated voltage. It has a trip time of 5 seconds, making it suitable for circuit protection in applications requiring quick response to overcurrent conditions. With dimensions of 3.2mm x 1.63mm x 0.82mm, this surface mount fuse is ideal for use in electronic devices where space is limited.
FWP-50A14F
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 700 V; Rated DC Voltage: 700 V; Rated Current: 50 A; Terminal Shape: END CAP;
35NHG000B
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated DC Voltage: 250 V; Rated Current: 35 A; Terminal Shape: TAB/BLADE;
0298450ZXH
Littelfuse 0298450ZXH is a bulk fuse with dimensions of 29.21mm x 19.05mm x 10.67mm, rated for 450A current and 32V DC voltage. It has a silver terminal finish, TAB/BLADE shape, and is used for electric circuit protection in applications requiring a max operating temperature of 125°C and min of -40°C.
KTK-1/2
Eaton Corporation's KTK-1/2 fuse, rated at 500V AC/0.5A, features fast blow characteristic and nickel terminal finish. With a compact size of 10.3mm x 38.1mm, it is ideal for inline mounting applications requiring electric circuit protection up to 100000A breaking capacity. Compliant with CE, CSA, and UL standards, it comes in a box packing method for easy installation.
LPJ-125SP
Eaton Corporation's LPJ-125SP fuse, rated at 125A and 600V AC/DC, features a J class with time delay blow characteristic. Measuring 41.4mm x 76.2mm, it offers circuit protection with a breaking capacity of 300kA. Ideal for inline mounting applications, compliant with CE, CSA, and UL standards.
37011000000
Littelfuse 37011000000 fuse, rated at 1A and 250V, offers fast blow characteristic with trip time of 0.02s. Ideal for circuit protection in various applications with rated breaking capacity of 35A. Dimensions: 8.5mm x 8mm, suitable for THROUGH HOLE mounting method.
ATM30
Mersen S A's ATM30 fuse, rated 30A and 600V, features fast blow characteristic with 100kA breaking capacity. It is a midget size fuse with end cap terminal shape, suitable for electric circuit protection in inline/holder mounting applications.
JJS-50
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 50 A; Terminal Shape: END CAP; Reference Standard: CSA; UL;
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39501600000
39501600000 by Littelfuse is a TE5 fuse with 125V rated voltage, 0.16A current, and 0.0037J nominal joule integral. It is used for circuit protection in applications requiring fast blow characteristic, UL reference standard compliance, and 100A rated breaking capacity.
39500800000
39500800000 by Littelfuse is a TE5 fuse with 125V rated voltage, 0.08A rated current, and 100A breaking capacity. It has fast blow characteristic and UL reference standard for electric circuit protection in applications requiring 60s trip delay at -40 to 85°C temperature range.
39505000000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .5 A; Terminal Shape: PIN WIRE; Terminal Finish: MATTE TIN;
3950125044
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .125 A; Terminal Shape: PIN WIRE; Terminal Finish: Matte Tin (Sn);
3950125000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .125 A; Terminal Shape: PIN WIRE; Body Width: 4 inch;
3950080000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .08 A; Terminal Shape: PIN WIRE; Terminal Finish: Matte Tin (Sn);
39500500000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .05 A; Terminal Shape: PIN WIRE; Blow Characteristic: FAST;
39501250440
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .125 A; Terminal Shape: PIN WIRE; Body Height: 8 mm;
3950063000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .063 A; Terminal Shape: PIN WIRE; Nominal Joule Integral: .00013 J;
3950080044
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .08 A; Terminal Shape: PIN WIRE; Minimum Operating Temperature: -40 Cel;
39500800440
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .08 A; Terminal Shape: PIN WIRE; Body Height: 8 mm;
39501000440
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .1 A; Terminal Shape: PIN WIRE; JESD-609 Code: e3;
39500630440
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .063 A; Terminal Shape: PIN WIRE; Terminal Finish: TIN;
39501250000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .125 A; Terminal Shape: PIN WIRE; Terminal Finish: TIN;
39500500440
39500630000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .063 A; Terminal Shape: PIN WIRE; Body Width: 4 inch;
3950100000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .1 A; Terminal Shape: PIN WIRE; Dimensions: 8.5mm x 4mm x 8mm;
39501000000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .1 A; Terminal Shape: PIN WIRE; Body Length/Diameter: 8.5 mm;
3950050000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 125 V; Rated Current: .05 A; Terminal Shape: PIN WIRE; Maximum Operating Temperature: 85 Cel;
Wickmann Usa
Supply Digital Components
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