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.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
Littelfuse 0448.400MR NANO fuse with 0.4A current, 125V AC/DC voltage, and 5s trip time is ideal for circuit protection in electronics. With dimensions of 6.1mm x 2.69mm x 2.69mm and very fast blow characteristic, it ensures quick response at temperatures ranging from -55°C to 125°C. Compliant with CSA and UL standards, its gold terminal finish and wraparound shape make it suitable for surface mount applications.
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$1.170
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Chip1Stop
$0.969
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Mouser Electronics
$1.370
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DigiKey
$1.800
$1.053
$0.804
Newark
$2.080
$1.310
$1.120
Verical
$0.606
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Nova Conductors
$0.688
TME
$1.050
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VNN
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$0.674
Component Stockers USA
$0.810
$0.670
$0.580
Kepictronics
Metaverse IC Inc.
Perfect Parts
Continental Prestige Electronics
Glotronic Ltd.
Argo Parts USA
This high Joule rating ensures that the fuse can handle surges and spikes in electrical current without failing, providing reliable protection for your devices.
Suitable for use in standard AC voltage applications, ensuring compatibility with most electrical systems.
The quick trip time ensures immediate protection in case of a fault, helping to prevent damage to connected equipment.
Compact size allows for easy installation in tight spaces or on circuit boards.
Can withstand higher temperatures, making it suitable for use in various environments without performance degradation.
The very fast blow characteristic ensures quick response to overcurrent conditions, enhancing the safety and protection of the circuit.
With a high breaking capacity, this fuse can safely interrupt high fault currents, preventing damage to the circuit and connected devices.
The surface mount design allows for easy and secure mounting on circuit boards or other surfaces, making installation convenient.
Fuses 0448.400MR attributes and parameters. Explore more Fuses devices from Littelfuse
Circuit Protection Type:
Rated Current:
Rated Breaking Capacity:
Rated AC Voltage:
Rated DC Voltage:
Rated Voltage:
Pre Arcing Rating (A2/s):
Body Diameter:
Body Height:
Body Width:
Dimensions:
Blow Characteristic:
Fuse Size/Group:
Trip Time/Delay:
Nominal Joule Integral:
Minimum Operating Temperature:
Maximum Operating Temperature:
Reference Standard:
JESD-609 Code:
Terminal Shape:
Terminal Finish:
Mounting Feature:
Packing Method:
0448.400MR 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.
MBRA340T3G
Onsemi
MBRA340T3G by Onsemi is a Schottky rectifier diode with 40V reverse test voltage and 3A max output current. Ideal for power applications, it operates b/w -55 to 150°C, features matte tin terminal finish, and comes in a small outline package.
1N4148
Iskra Semic Capacitors Industry
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Operating Temperature: 200 Cel; JESD-609 Code: e0; Maximum Non Repetitive Peak Forward Current: 2 A;
M24308/2-1F
Tyco Electronics Amp
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; IEC Conformity: NO; Mixed Contacts: NO; Empty Shell: NO;
SMBJ18CA
Fagor Electronica S Coop
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR0540T1G
MBR0540T1G by Onsemi is a Schottky rectifier diode with max. forward voltage of 0.62V and max. output current of 0.5A, ideal for applications requiring high efficiency power conversion in small outline packages. Operating temp range: -55 to 150°C, with peak reflow temp at 260°C, making it suitable for various electronic devices needing reliable rectification performance in compact designs.
RN41N-I/RM
Microchip Technology
Microchip Technology's RN41N-I/RM is a telecom IC with 35 terminals, operating from -40 to 85°C. It has a supply voltage of 3.3V and is surface mountable in industrial applications. The package style is rectangular, measuring 13.2mm x 20.1mm with a seated height of 2.2mm, suitable for telecom interface functions.
SS14
Vishay Semiconductors
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM317T
Comset Semiconductors
Other Regulators; No. of Terminals: 3; Terminal Pitch: 2.54 mm; Minimum Output Voltage-1: 1.2 V; Technology: BIPOLAR; Operating Temperature (TJ-Max): 125 Cel;
Meritek Electronics
2N7002
NXP Semiconductors
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; JESD-609 Code: e3; Minimum DS Breakdown Voltage: 60 V;
Hitachi
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1N4148WS
Diodes Incorporated
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Crimson Semiconductor
Panjit International
NDT2955
National Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 3 W; JESD-609 Code: e0; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
BAV99
Electronic Devices
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
1554216002
Molex
WIRE AND CABLE;
ABS06-32.768KHZ-T
Abracon
Abracon's ABS06-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 90000 ohm series resistance, and -40 to 85 °C operating temperature range. Ideal for applications requiring precise timing in compact designs like IoT devices and wearables.
FDC5614P
MSKSEMI SEMICONDUCTOR
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 2 W; Transistor Element Material: SILICON; Minimum DS Breakdown Voltage: 60 V;
BAV99W-7-F
Diodes Incorporated BAV99W-7-F is a fast recovery rectifier diode with 2 elements in series connected, center tap configuration. It has a max reverse recovery time of 0.004 us and can handle a max output current of 0.15 A. Ideal for applications requiring fast switching capabilities and operating temperatures ranging from -65 to 150 °C.
0678L9100-02
Bel Fuse
Bel Fuse 0678L9100-02 is a 10A fuse with 50J nominal joule integral and 250V AC voltage rating. It has a trip time of 60s, suitable for electric circuit protection in applications requiring medium blow characteristic. Dimensions are 9.8mm x 3.05mm x 3.05mm, with surface mounting feature and CUL; UL reference standard compliance.
ATDR4-1/2
Mersen S A
Mersen S A's ATDR4-1/2 fuse, rated 4.5A and 600V AC, features time delay blow characteristic. With a 200kA breaking capacity, it is ideal for electric circuit protection in various applications requiring inline mounting or holder setup. Compliant with CSA and UL standards, its compact size of 10.4mm x 38.1mm makes it versatile for different electrical systems.
KTK-R-15
Eaton Corporation
The Eaton Corporation's KTK-R-15 fuse, rated at 15A and 600V, features fast blow characteristic with a rated breaking capacity of 200kA. This CC class fuse with nickel terminal finish is designed for electric circuit protection in applications requiring inline mounting or holder installation. Compliant with CE, CSA, and UL standards, it comes in a box packing method and measures 10.3mm x 38.1mm in dimensions.
0251004.MAT1L
Littelfuse
Littelfuse 0251004.MAT1L PICO fuse, rated 125V, 4A with very fast blow characteristic. Ideal for circuit protection in electronics due to its small size (2.8mm x 7.11mm) and high breaking capacity of 50A at -55°C to 125°C operating range. Compliant with CCC, CSA, PSE, QPL, TUV, UL standards for reliable performance.
3405.0166.24
Schurter Ag
The Schurter Ag 3405.0166.24 fuse is a 1A electric fuse with very fast blow characteristic, rated for 250V AC and 125V DC. It has a nominal joule integral of 0.4J and dimensions of 10.1mm x 3mm x 3.75mm, suitable for surface mount applications in circuit protection systems at temperatures ranging from -55°C to 125°C.
FWP-400A
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 700 V; Rated DC Voltage: 700 V; Rated Current: 400 A; Terminal Shape: TAB/BLADE;
FNQ-R-17-1/2
Eaton Corporation's FNQ-R-17-1/2 fuse, rated at 17.5A and 600V AC/300V DC, features a time delay blow characteristic and CC class. With nickel terminal finish and 200kA breaking capacity, it is ideal for electric fuse circuit protection in various applications. Measuring 10.3mm x 38.1mm, it can be mounted inline or in a holder for efficient use.
DFJ-175
DFJ-175 by Eaton Corp is a 600V, 175A fast blow electric fuse with 200kA breaking capacity. Measuring 41.4mm x 76.2mm, it has TAB/BLADE terminals and mounts inline/holder. Ideal for circuit protection in various applications meeting CSA and UL standards.
179020.1
Siba
Siba 179020.1 is a 5x20mm fuse with a rated current of 1A and rated voltage of 250V. It has a very fast blow characteristic and a nominal joule integral of 1.5J, making it suitable for circuit protection in various applications.
63LET
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 240 V; Rated DC Voltage: 150 V; Rated Current: 63 A; Terminal Shape: TAB/BLADE;
BK/ATC-5
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 32 V; Rated DC Voltage: 32 V; Rated Current: 5 A; Terminal Shape: TAB/BLADE;
PTS120615V050
Eaton Corporation's PTS120615V050 fuse, with a trip time of 0.1s and rated voltage of 15V, is ideal for circuit protection in electronics. Featuring a fast blow characteristic and rated current of 0.5A, it ensures reliable performance in a compact 1206 size package suitable for surface mount applications. Compliant with TUV and UL standards, this electric fuse offers a high breaking capacity of 100A for safeguarding against overcurrent situations.
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;
SR-5-1A-AP
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 250 V; Rated Current: 1 A; Terminal Shape: PIN WIRE; Body Height: 8.1 mm;
KTK-15
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 15 A; Terminal Shape: END CAP; Terminal Finish: NICKEL;
37211000431
Littelfuse 37211000431 fuse, rated at 1A and 250V, features a time lag blow characteristic with trip delay of 0.02s. With dimensions of 8.5mm x 8mm, it is ideal for circuit protection in applications requiring a max operating temperature of 85°C. CCC, CE, CUL, KC, PSE, UL, VDE standards compliant.
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 15 A; Terminal Shape: END CAP; Body Length/Diameter: 10.3 mm;
0215002.MXP
Littelfuse 0215002.MXP fuse, rated 2A and 250V, features time lag blow characteristic with trip delay of 0.01s. With dimensions of 5x20mm, it is used for circuit protection in applications requiring a nominal joule integral of 11.68J and max operating temperature of 125°C.
031302.5MXP
031302.5MXP by Littelfuse is a 2.5A, 250V time lag fuse with a rated breaking capacity of 100A. It has a nominal joule integral of 199J and trip time of 5s, suitable for electric fuse circuit protection applications. This fuse features nickel terminal finish, CE/CSA/KC/PSE/UL standards compliance, and operates within -60 to 125°C temperature range.
0466001.NR
0466001.NR by Littelfuse is a 1206 size fuse with rated current of 1A and fast blow characteristic. It has a nominal joule integral of 0.0423J, rated AC voltage of 63V, and trip time of 0.2s. Ideal for circuit protection in applications requiring surface mount fuses with matte tin over nickel terminal finish.
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0448.062MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: .062 A; Terminal Shape: WRAPAROUND;
0448015.MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 65 V; Rated DC Voltage: 85 V; Rated Current: 15 A; Terminal Shape: WRAPAROUND;
044801.5MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 1.5 A; Terminal Shape: WRAPAROUND;
0448.125MR
Littelfuse 0448.125MR is a NANO fuse with 0.125A rated current and 125V rated voltage. It has a trip time of 5s, very fast blow characteristic, and gold terminal finish. Ideal for circuit protection in applications requiring quick response to overcurrent situations.
0448010.MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 10 A; Terminal Shape: WRAPAROUND;
04481.25MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 1.25 A; Terminal Shape: WRAPAROUND;
044802.5MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 2.5 A; Terminal Shape: WRAPAROUND;
0448005.MR
Littelfuse 0448005.MR Nano fuse with 5A current, 125V AC/DC voltage rating, and very fast blow characteristic. Ideal for circuit protection in electronics with surface mounting feature.
0448.800MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: .8 A; Terminal Shape: WRAPAROUND;
0448001.MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 1 A; Terminal Shape: WRAPAROUND;
0448002.MR
Littelfuse 0448002.MR NANO fuse with 2A current, 125V AC/DC voltage rating. Very fast blow characteristic, trip time of 5s. Ideal for circuit protection in electronics, rated at -55 to 125°C temp range.
04488.00MR
04485.00MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: .5 A; Terminal Shape: WRAPAROUND;
0448.500MR
0448.250MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: .25 A; Terminal Shape: WRAPAROUND;
04482.50MR
04484.00MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: .4 A; Terminal Shape: WRAPAROUND;
04480.062MR
ELECTRIC FUSE; Manufacturer Series: 0448;
0448003.MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 3 A; Terminal Shape: WRAPAROUND;
Supply Digital Components
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