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 0454003.MR fuse with 20.16J joule integral, 125V AC voltage rating, and 0.002s trip time is ideal for electric circuit protection. Nano-sized at 6.1mm x 2.69mm x 2.69mm, it has a slow blow characteristic and rated current of 3A, suitable for surface mount applications in various industries.
Median Price
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$1.270
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RS Americas
$1.420
Chip1Stop
$2.240
$1.280
$0.792
Mouser Electronics
$2.650
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$1.120
DigiKey
$2.710
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Newark
$2.940
$1.820
$1.540
Element14
$3.040
$1.780
$1.410
$1.380
Arrow
$0.722
Farnell
$0.988
$0.816
Verical
$1.256
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$0.921
Distrelec
Master Electronics
$1.460
$1.090
TME
$1.260
NAC Semi
$1.580
$1.440
IBS Electronics
$1.405
Prism Electronics
LIBRA Elektronik GmbH
Nova Conductors
A&K Electronics
Rotakorn
Bristol Electronics
Microfarads
Odi Ramu Company
VNN
Elcom Components
Semtec, LLC
ACDS - Activité Composants Distribution Service
Ampacity Inc.
$0.590
Continental Prestige Electronics
$1.330
$0.910
$0.738
$0.721
CoreStaff
$1.744
$0.704
$0.657
Metaverse IC Inc.
GreenTree Electronics
Perfect Parts
Authorized Procurement Solutions
Infinite Electronics LLP (Excess)
Argo Parts USA
Futuretech Components
Aranea Global
Allen Electronics Distributors
$1.810
Kepictronics
Component Stockers USA
$0.940
$0.760
S.R.D Solutions
Higher joule integral value indicates better protection against power surges, making this fuse a reliable choice for sensitive electronic equipment.
The fuse is rated for standard AC voltage levels, suitable for use in most household and commercial applications.
Ultra-fast trip time ensures quick response to overcurrent or short circuit events, minimizing potential damage to connected devices.
Compact size allows for easy installation in tight spaces, making it ideal for various electronic and electrical systems.
Suitable for low to moderate current applications, providing adequate protection without unnecessary downtime.
Withstands high temperatures without compromising performance, ensuring reliable operation even in harsh environments.
Slow blow characteristic offers enhanced protection against temporary surges or overloads, allowing the fuse to withstand momentary electrical faults.
Wide operating temperature range makes this fuse suitable for use in both extreme cold and hot conditions, increasing its versatility.
Surface mount capability simplifies installation on circuit boards or other flat surfaces, saving time and effort during assembly.
Fuses 0454003.MR attributes and parameters. Explore more Fuses devices from Littelfuse
Circuit Protection Type:
Rated Current:
Rated Breaking Capacity:
Rated AC Voltage:
Rated DC Voltage:
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:
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Terminal Finish:
Mounting Feature:
Packing Method:
0454003.MR Circuit Protection trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.10.00.40
SB
PCN Packaging - EAC Mark 20/Feb/2018
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.
LL4148
Rectron
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
2N2222A
New England Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
1N4148
Nexperia
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Nte Electronics
M39029/58-360
Defense Logistics Agency
CONNECTOR ACCESSORY; Contact Type: CRIMP REAR RELEASE; Mating Contacts: M39029/56-348, M39029/57-354; Insertion Tool Sources: MILITARY; Contact Gender: MALE; Alternate Contact Sources: MILITARY;
AT90CAN128-16AU
Atmel
MICROCONTROLLER, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 64; Package Code: TQFP; Package Shape: SQUARE;
M24308/2-1F
Air Electro
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; MIL Conformity: YES; Additional Features: STANDARD: MIL-DTL-24308;
BAV99
Bkc Semiconductors
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
SMBJ18CA
Db Lectro
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Surface Mount: NO; Config: SINGLE; Peak Reflow Temperature (C): 260; No. of Phases: 1; Diode Element Material: SILICON;
LM317T
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Package Shape: RECTANGULAR; Minimum Input-Output Voltage Differential: 3 V;
Taitron Components
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
LM555CN
Harris Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
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.
C1206C104M5RACTU
KEMET Corporation
KEMET C1206C104M5RACTU is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125°C operating range, and ±20% tolerance. Ideal for surface mount applications in electronics requiring stable capacitance across temperatures.
Multicomp Pro
BSS123NH6327XTSA1
Infineon Technologies
Infineon BSS123NH6327XTSA1 is a N-CHANNEL FET with 100V DS breakdown voltage, 0.19A ID, and 6 ohm RDS(on). Ideal for small outline applications requiring high drain current and low on-resistance. AEC-Q101 compliant for automotive use.
Diotec Semiconductor Ag
SSL-LXA228SRC-TR11
Lumex
SSL-LXA228SRC-TR11 by Lumex is a 1.9mm SINGLE COLOR LED with peak wavelength of 660nm and max forward current of 0.03A. Ideal for applications requiring SUPER RED light emission, such as indicator lights in electronic devices due to its clear lens and surface mounting feature.
LM358N
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
04611.25ER
Littelfuse
Littelfuse 04611.25ER fuse, rated at 1.25A and 600V, with slow blow characteristic and trip time of 1s. Ideal for circuit protection in applications requiring a max operating temperature of 125°C and pre-arcing rating of 16.5 A2/s.
C14G40
Eaton Corporation
The Eaton Corporation C14G40 fuse is a 40A electric fuse with a rated AC/DC voltage of 500V. It has a body length/diameter of 14mm and height of 51mm, featuring an end cap terminal shape. With a high breaking capacity of 120kA, it is ideal for inline/holder mounting in various applications requiring reliable circuit protection.
DFJ-175
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 450 V; Rated Current: 175 A; Terminal Shape: TAB/BLADE;
FNQ-R-15
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 15 A; Terminal Shape: END CAP;
LP-CC-15
Cooper Electronic Technologies
LPJ-100SP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 100 A; Terminal Shape: TAB/BLADE;
045802.5DR
The Littelfuse 045802.5DR is a NANO fuse with 2.5A rated current and 48V rated AC/DC voltage, suitable for electric circuit protection applications. It has a trip time of 5s, pre-arcing rating of 1.4 A2/s, and operates within -55 to 125°C temperature range. The fuse features gold terminal finish, WRAPAROUND shape, and meets CUL/UL standards for reliable performance in surface mount installations.
0313002.MXP
Littelfuse 0313002.MXP is a 2A, 250V time lag fuse with 77J nominal joule integral. It has a trip delay of 5s and rated breaking capacity of 100A. Ideal for circuit protection in applications requiring supplemental fuses with inline mounting features.
0297010.WXT
Littelfuse 0297010.WXT is a MINI electric fuse with 10A current rating, 32V DC voltage, and 122J nominal joule integral. It has a trip time of 0.03s and rated breaking capacity of 1000A. Ideal for inline mounting in circuits requiring fast-acting protection against overcurrent situations.
FRS-R-60
Eaton Corporation's FRS-R-60 fuse, rated at 600V AC/DC and 60A, features a time delay blow characteristic. With a compact body size of 27mm x 139.7mm, it is suitable for inline mounting applications requiring electric circuit protection. Compliant with CE, CSA, and UL standards, this RK5 class fuse has a high breaking capacity of 200kA.
0697-0315-01
Bel Fuse
Bel Fuse 0697-0315-01 is a MICRO fuse with 0.315A rated current and 0.6J nominal joule integral. It operates at 250V AC, has time lag blow characteristic, and matte tin terminal finish. Ideal for circuit protection in applications requiring through hole mounting and rated breaking capacity of 35A.
BK/ABC-2-R
BK/ABC-2-R fuse by Eaton Corporation is a 3AB size electric fuse with a rated current of 2A and a rated voltage of 250V. It has a fast blow characteristic and is suitable for circuit protection in applications such as inline holders.
LPJ-12SP
LPJ-12SP by Eaton Corporation is a J-class fuse with a rated current of 12A and a rated voltage of 600V. It has a time delay blow characteristic and is suitable for circuit protection in applications such as inline or holder mounting.
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.
021806.3MXP
Littelfuse 021806.3MXP fuse, rated at 6.3A and 250V, features a time lag blow characteristic with trip time of 0.02s. With dimensions of 5x20mm, it is used for electric circuit protection in various applications due to its high pre arcing rating of 198.5 A2/s.
0458003.DR
Littelfuse 0458003.DR Nano fuse with 3A current rating, 48V AC voltage, and 2.289J joule integral. Ideal for circuit protection in applications requiring a surface mount nano-sized fuse with WRAPAROUND terminals. Meets CUL and UL standards, operates b/w -55°C to 125°C temperature range.
AJT200
Mersen S A
AJT200 by Mersen S A is a 200A time delay electric fuse with 600V AC and 500V DC ratings. Featuring TAB/BLADE terminals, it has a body size of 41mm x 76mm x 146mm. Ideal for inline mounting, it offers a high breaking capacity of 200000 A and includes an indicator for easy monitoring.
KTK-R-1-1/2
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 1.5 A; Terminal Shape: END CAP; Dimensions: 10.3mm x 38.1mm;
0453001.MR
Littelfuse 0453001.MR NANO fuse, rated 1A at 125V AC/DC, with 0.6029J joule integral and 5s trip time. Ideal for circuit protection in electronics due to very fast blow characteristic and compact dimensions of 6.1mm x 2.69mm x 2.69mm. Compliant with CE, CSA, CUL, PSE, TUV, UL standards for various applications.
0287001.PXCN
Littelfuse 0287001.PXCN fuse has a Nominal Joule Integral of 0.4 J and Trip Time of 0.02 sec. With dimensions 19.1mm x 5.1mm x 12.3mm, it's rated for 1A current and has a breaking capacity of 1000A. Ideal for circuit protection in applications requiring a rated DC voltage of up to 32V with operating temperatures from -40°C to 125°C.
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045401.5MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 1.5 A; Terminal Shape: WRAPAROUND;
0454002.MR
Littelfuse 0454002.MR fuse, rated at 2A and 125V DC/AC, with slow blow characteristic and trip time of 0.002s. Nano-sized with dimensions of 6.1mm x 2.69mm x 2.69mm, suitable for electric circuit protection in various applications. Compliant with CSA, CUL, UL standards for surface mount installation.
0454001.MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 1 A; Terminal Shape: WRAPAROUND;
0454005.MR
0454005.MR by Littelfuse is a NANO fuse with 5A rated current and 125V AC/DC voltage. It has a slow blow characteristic, trip time of 0.002s, and nominal joule integral of 53.72J. Ideal for circuit protection in applications requiring surface mount fuses with CSA, CUL, and UL certifications.
0454004.MR
0454004.MR by Littelfuse is a NANO-sized electric fuse with a rated current of 4A and max operating temperature of 125°C. It has a slow blow characteristic and is suitable for surface mount applications in circuits requiring protection against overcurrents.
0454.375MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: .375 A; Terminal Shape: WRAPAROUND;
045402.5MR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 2.5 A; Terminal Shape: WRAPAROUND;
0454003.NR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 3 A; Terminal Shape: WRAPAROUND;
0454003.NRSN
0454004.
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 4 A; Terminal Shape: END CAP;
0454003.MRSN
0454002
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 2 A; Terminal Shape: END CAP;
0454001.MRSN
0454004
0454001
0454001.NR
0454002.NR
ELECTRIC FUSE; Mounting Feature: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 2 A; Terminal Shape: WRAPAROUND;
0454002.NRSN
0454001.NRSN
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