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: SURFACE MOUNT; Rated AC Voltage: 125 V; Rated DC Voltage: 125 V; Rated Current: 3 A; Terminal Shape: WRAPAROUND;
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Fuses 0454003.MRSN attributes and parameters. Explore more Fuses devices from Littelfuse
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0454003.MRSN 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.
SMBJ18CA
Sensitron Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR0520LT3G
Onsemi
MBR0520LT3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.385V and output current of 0.5A. It operates b/w -65°C to 125°C, ideal for applications requiring high-speed switching and low power loss in compact electronic devices. The package style is small outline, making it suitable for surface mount designs in various electronics.
2N2222A
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; Package Shape: ROUND;
SS14
Leshan Radio
RECTIFIER DIODE; Surface Mount: YES; Config: SINGLE; No. of Phases: 1; No. of Elements: 1; Maximum Forward Voltage (VF): .5 V;
Comset Semiconductors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LL4148
Vishay Telefunken
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
STM32H753BIT6
STMicroelectronics
STM32H753BIT6 by STMicroelectronics is a 32-bit microcontroller with 208 terminals, operating at up to 48 MHz. It features 20-Ch 16-Bit ADCs, 2-Ch 12-Bit DACs, and extensive peripherals for industrial applications like CAN, Ethernet, and USB connectivity. With a wide temperature range of -40 to +85 °C, it's ideal for demanding environments requiring high-speed processing capabilities.
LM358N
Philips Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LM2931Z-5.0RPG
LM2931Z-5.0RPG by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V Nominal Output Voltage, 0.1A Max Output Current, and 6V Min Input Voltage. It operates in temperatures ranging from -40 to 125 °C and is ideal for applications requiring stable voltage regulation in electronic circuits.
M24308/2-1F
Adi Electronics
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; MIL Conformity: YES; Filter Feature: NO; Mating Info.: MULTIPLE MATING PARTS AVAILABLE;
MS3V-T1R32.768KHZ+/-20PPM12.5PF
Golledge Electronics
MS3V-T1R32.768KHZ+/-20PPM12.5PF by Golledge Electronics is a crystal oscillator with 20 ppm frequency tolerance, 126% stability, and 12.5 pF load capacitance. It is ideal for applications requiring precise timing in temperature-sensitive environments due to its -40 to 85 °C operating range.
Alpha & Omega Semiconductor
1N4148
Taitron Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
2N7002,215
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Time At Peak Reflow Temperature (s): 30; Transistor Application: SWITCHING; Package Body Material: PLASTIC/EPOXY;
FDN5618P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Transistor Element Material: SILICON; Moisture Sensitivity Level (MSL): 1;
TDK
RECTIFIER DIODE; Surface Mount: YES; Terminal Finish: Tin/Lead (Sn/Pb); No. of Phases: 1; No. of Elements: 1; Maximum Output Current: .2 A;
1N4148WS
First Components International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Micronas Semiconductor Holding Ag
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Output Current: .2 A; Maximum Forward Voltage (VF): 1.2 V;
Lite-on Semiconductor
1N5819HW-7-F
Diodes Incorporated
1N5819HW-7-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 1A output current, and 0.75V forward voltage. It's a surface mount device in a small outline package ideal for efficiency applications at temperatures ranging from -65 to 125°C.
LPJ-125SPI
Eaton Corporation
Eaton Corporation's LPJ-125SPI fuse, rated at 125A and 600V AC/300V DC, features a J class with time delay blow characteristic. With a compact body size of 41.4mm x 76.2mm, it is ideal for circuit protection in various applications requiring a high breaking capacity of 300000A. The fuse comes with built-in indicator and can be mounted inline or in a holder for easy installation.
BK/ATM-3
The Eaton Corporation BK/ATM-3 fuse is a 32V, 3A fast blow electric fuse with a rated breaking capacity of 1000A. Measuring 10.92mm x 3.81mm x 8.81mm, it features TAB/BLADE terminals and UL reference standard for inline mounting applications in circuits requiring reliable overcurrent protection up to 100°C.
PV-20A10F
Eaton Corporation's PV-20A10F fuse, rated at 20 A and 1000 V DC, offers a nominal joule integral of 34 J with a body size of 10x38mm. With a rated breaking capacity of 50000 A, it is suitable for circuit protection in various applications due to its wide operating temperature range (-40 to 90 °C) and compliance with CCC, IEC, and UL standards.
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated DC Voltage: 32 V; Rated Current: 3 A; Terminal Shape: TAB/BLADE; Blow Characteristic: FAST;
ATM-30LP
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated DC Voltage: 32 V; Rated Current: 30 A; Terminal Shape: TAB/BLADE; Body Length/Diameter: 10.9 mm;
KTK-R-1/10
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: .1 A; Terminal Shape: END CAP; Body Length/Diameter: 10.3 mm;
0230003.HXP
Littelfuse
Littelfuse 0230003.HXP fuse has a rated current of 3A and nominal joule integral of 77J. With a blow characteristic of time lag, it is ideal for circuit protection in applications requiring a max operating temperature of 125°C. The fuse features a rated AC voltage of 250V and dimensions of 4.7mm x 14.48mm, making it suitable for use in various electronic devices.
0468001.NRHF
Littelfuse 0468001.NRHF fuse, rated at 1A and 63V, features a trip time of 0.0015s. With dimensions of 3.18mm x 1.52mm x 0.58mm, it is ideal for circuit protection in applications requiring a time delay blow characteristic. Compliant with CSA, CUL, and UL standards, it offers a max operating temperature of 90°C and matte tin terminal finish for surface mount installation.
0218.315HXP
Littelfuse 0218.315HXP fuse, rated 250V, 0.315A, with 1.11J joule integral and time lag blow characteristic. Ideal for circuit protection in applications requiring supplemental fuses with dimensions of 5x20mm and operating temperatures from -55°C to 125°C. Compliant with CCC, CE, CSA, IEC, KC, SEMKO, UL, VDE standards.
AJT125EI
Mersen S A
Mersen S A's AJT125EI fuse, rated 125A and 600V AC/500V DC, features time delay blow characteristic. With 200kA breaking capacity, it is an electric fuse with TAB/BLADE terminals for inline mounting. UL certified, it suits applications requiring high current circuit protection in various industries.
ATDR5
ATDR5 fuse by Mersen S A is a 5A time delay electric fuse with a rated AC voltage of 600V and rated DC voltage of 300V. It features dimensions of 10.4mm x 38.1mm, an inline/holder mounting feature, and a high breaking capacity of 200kA. Ideal for circuit protection in various applications requiring reliable overcurrent protection.
37011000410
Littelfuse 37011000410 fuse has a rated current of 1A and nominal joule integral of 0.2J. With a trip time of 0.02s, it is ideal for circuit protection in applications requiring fast blow characteristic at 250V AC voltage.
170M1565
The Eaton Corporation 170M1565 fuse has a rated current of 63A and a nominal joule integral of 215J, suitable for circuit protection in applications requiring a rated breaking capacity of 200kA. With dimensions of 54mm x 21mm x 35mm, it is designed for use with AC/DC voltages up to 690V and features built-in indicator and tab/blade terminals.
0452003.MRL
Littelfuse 0452003.MRL fuse, rated at 125V, 3A, with slow blow characteristic and trip time of 0.002s. Nano size for circuit protection in applications requiring a 20.16J nominal joule integral and WRAPAROUND terminal shape. Suitable for surface mount installations with CSA, CUL, UL standards compliance.
37212500001
Littelfuse 37212500001 fuse has a rated current of 2.5A and trip time of 0.02s, suitable for circuit protection in applications requiring a 250V AC voltage rating. With a blow characteristic of TIME LAG, it offers a rated breaking capacity of 35A and operates within -40 to 85°C temperature range.
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.
SP/LPJ-125SP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 125 A; Terminal Shape: TAB/BLADE;
0297002.WXNV
Littelfuse 0297002.WXNV is a MINI fuse with 2A rated current, 32V DC voltage, and 9J nominal joule integral. It has a 0.03s trip time and is ideal for circuit protection in automotive applications due to its compact size and high breaking capacity.
FWX-35A
FWX-35A by Eaton Corporation is a 35A electric fuse with 50J nominal joule integral and 200kA rated breaking capacity. Measuring 20.57mm x 40.39mm, it has a rated AC/DC voltage of 250V and is suitable for inline mounting applications in CE, CSA, and UL standards-compliant circuits.
FNQ-R-20
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 20 A; Terminal Shape: END CAP;
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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;
0454003.MR
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
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;
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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