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: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 40 A; Terminal Shape: TAB/BLADE; Body Length/Diameter: 20.6 mm;
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Fuses KLC40 attributes and parameters. Explore more Fuses devices from Littelfuse
Circuit Protection Type:
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Rated AC Voltage:
Body Diameter:
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Dimensions:
Blow Characteristic:
Reference Standard:
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Mounting Feature:
KLC40 Circuit Protection trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
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
Silicon Standard
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
1N4148
Shenzhen Yixinsemi Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Taiwan Semiconductor
BAV99
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Semitronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
43025-0400
Molex
The Molex 43025-0400 is a board connector with 4 contacts, 2 rows, and a mating contact pitch of 0.118". It has a body length of 0.27", insulation resistance of 1Gohm, and operates b/w -40 to 105°C. Ideal for commercial applications requiring a female connector with crimp termination and UL94V-0 flammability rating.
BSS138-7-F
Diodes Incorporated
Diodes Inc. BSS138-7-F is a N-channel FET with 50V DS breakdown voltage, 0.2A max drain current, and 3.5 ohm RDS(on). Ideal for switching applications in small outline packages with matte tin finish, operating up to 150°C peak reflow temp.
1N4148WS
Taitron Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SMBJ18CA
Shenzhen Socay Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
OPA2277UA/2K5
Texas Instruments
OPA2277UA/2K5 by Texas Instruments is a dual operational amplifier with low offset voltage of 100 uV and micropower consumption of 0.004 uA. Ideal for industrial applications, it offers high common mode rejection ratio of 140 dB and unity gain bandwidth of 1 MHz. With a compact rectangular package style, it is suitable for surface mount designs in various electronic systems.
Baneasa S A
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .8 A; Qualification: Not Qualified;
General Semiconductor
Frontier Electronics
Surge Components
2N7002
Telcom Semiconductor
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Operating Temperature: 150 Cel; JESD-609 Code: e0;
EEAGA1H4R7
Panasonic
Panasonic EEAGA1H4R7 is a 4.7uF, 50V Aluminum Electrolytic Capacitor with 0.1 Tan Delta and 0.003mA Leakage Current. Ideal for applications requiring high ripple current handling in temperatures ranging from -55 to 105°C.
Itt Semiconductor
EU2B-YS2J03F
Idec
ROTARY SWITCH;
MBRS130LT3G
Onsemi
MBRS130LT3G by Onsemi is a Schottky rectifier diode with a max output current of 1A and forward voltage of 0.445V. It operates b/w -65 to 125°C, has a reverse test voltage of 30V, and is ideal for power applications due to its small outline package style.
Leshan Radio
KTK-R-2
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 2 A; Terminal Shape: END CAP; Body Length/Diameter: 10.3 mm;
BK/ATC-10
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated DC Voltage: 32 V; Rated Current: 10 A; Terminal Shape: TAB/BLADE; Manufacturer Series: ATC;
LPJ-10SP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 10 A; Terminal Shape: END CAP;
S-3/10
Eaton Corporation
Eaton Corporation's S-3/10 fuse has a rated AC voltage of 125V and current of 0.3A with time delay blow characteristic. It offers circuit protection as an electric fuse with a breaking capacity of 10000A, suitable for inline mounting applications meeting CE, CSA, and UL standards.
FNQ-12
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 12 A; Terminal Shape: END CAP; Body Height: 38.1 mm;
JJS-600
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 600 A; Terminal Shape: TAB/BLADE; Reference Standard: CSA; UL;
LPJ-10SPI
LPJ-200SPI
Eaton Corporation LPJ-200SPI fuse, rated 200A/600V, J class with time delay blow characteristic. Inline/holder mounting for circuit protection in applications requiring 300kA breaking capacity. Features indicator and meets CE, CSA, UL standards.
AJT600
Mersen S A
Mersen S A's AJT600 fuse, rated at 600V AC/500V DC and 600A, features a time delay blow characteristic with a breaking capacity of 200kA. With TAB/BLADE terminals and dimensions of 64mm x 95mm x 203mm, it is ideal for electric circuit protection in various applications.
CCMR020.TXP
Littelfuse
Littelfuse CCMR020.TXP fuse, rated 20A with 600V AC/500V DC, offers time delay blow characteristic and 200kA breaking capacity. Measuring 10.3mm x 38.1mm, it's ideal for electric circuit protection in various applications like inline mounting systems.
0297010WXNV
Littelfuse 0297010WXNV fuse has 93J nominal joule integral, 10A rated current, and 32V DC voltage. With dimensions of 10.9mm x 3.8mm x 8.8mm, it is used for electric circuit protection in applications requiring a max operating temperature of 125°C and min of -40°C.
LP-CC-25
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 25 A; Terminal Shape: END CAP;
157.5701.6301
Littelfuse 157.5701.6301 fuse has a trip time of 0.2s, rated current of 300A, and rated voltage of 48V. It is used for circuit protection in applications requiring a compact size and high breaking capacity.
BK/AGC-10-R
BK/AGC-10-R by Cooper Industries is a 10A fast blow electric fuse with rated voltage of 250V AC. It has a nominal joule integral of 0.492J and dimensions of 6.35mm x 31.75mm, suitable for inline mounting applications in circuit protection systems.
3413.0010.22
Schurter Ag
Schurter Ag's 3413.0010.22 fuse is a 3.2x1.6mm surface mount type with very fast blow characteristic, rated at 0.25A and 125V AC/63V DC for electric circuit protection. It has a pre-arcing rating of 0.0032 A2/s, operates b/w -55 to 90°C, and meets CUL; UL standards, suitable for various electronic applications requiring compact and efficient fuse protection.
FWP-150A
The Eaton Corporation FWP-150A fuse offers 2900J nominal joule integral, 700V AC/DC rated voltage, and 150A current rating. It is an electric fuse with a high breaking capacity of 50000A, suitable for inline mounting applications in various industries. Compliant with CE, CSA, and UL standards, it ensures reliable circuit protection.
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.
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.
FNQ-R-2
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 2 A; Terminal Shape: END CAP; Rated Breaking Capacity: 200000 A;
KRP-C-800SP
Eaton Corporation's KRP-C-800SP fuse, rated at 800A and 600V AC/DC, features a time delay blow characteristic. With dimensions of 61mm x 95.3mm and a L-class fuse type, it is suitable for inline mounting applications requiring electric circuit protection. This silver terminal finish fuse has a high breaking capacity of 300kA and complies with CE, CSA, and UL standards.
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KLC4
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 4 A; Terminal Shape: TAB/BLADE; Body Length/Diameter: 14.3 mm;
KLC400
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 400 A; Terminal Shape: TAB/BLADE; Reference Standard: CSA; UL;
KLC45
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 45 A; Terminal Shape: TAB/BLADE; Body Length/Diameter: 20.6 mm;
KLC450
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 450 A; Terminal Shape: TAB/BLADE; Body Height: 72.2 mm;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
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