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
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated DC Voltage: 250 V; Rated Current: 40 A; Terminal Shape: TAB/BLADE;
Median Price
-
Lifecycle Status
Suppliers In-Stock
1
In-Stock Inventory
< 1k
Master Electronics
1+ parts
100+ parts
1k+ parts
10k+ parts
Fuses KLB40 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:
Dimensions:
Blow Characteristic:
Additional Features:
Reference Standard:
Manufacturer Series:
Terminal Shape:
Mounting Feature:
KLB40 Circuit Protection trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
NSN
5920-00-674-5879, 5920006745879
NIIN
006745879
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.
1N4148
Compensated Devices
RECTIFIER DIODE; Terminal Position: UPPER; Terminal Form: NO LEAD; No. of Terminals: 1; Surface Mount: YES; Package Shape: SQUARE;
LL4148
Bkc Semiconductors
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM317T
Tt Electronics Plc
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Qualification Status: Not Qualified; JESD-30 Code: R-PSFM-T3;
LM358AN
Philips Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
BSS138
General Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Minimum DS Breakdown Voltage: 50 V; Qualification: Not Qualified;
MBRM140T1G
Onsemi
MBRM140T1G by Onsemi is a Schottky rectifier diode with 40V max repetitive peak reverse voltage, 1A max output current, and 0.3V max forward voltage. It is used in applications requiring small outline surface mount diodes for efficient power management.
M39029/58360
Esterline Technologies
CONNECTOR ACCESSORY; Terminal Type: CRIMP; Removal Tools: M81969/14-01; Associated Military - Specifications: MIL-DTL-38999; IEC Conformity: NO; MIL-Connector Accessory Name: CONTACT;
BSS138PS,115
NXP Semiconductors
NXP Semiconductors' BSS138PS,115 is a N-CHANNEL FET with 60V DS breakdown voltage and 0.32A max drain current. Ideal for switching applications, it features a 1.6 ohm max on-resistance and operates in enhancement mode. The transistor comes in a small outline package with GULL WING terminals, making it suitable for surface mount designs.
BSS138-TP
Micro Commercial Components
BSS138-TP by Micro Commercial Components is a N-channel small signal FET with a min DS breakdown voltage of 50V and max drain current of 0.22A. It is commonly used in applications requiring enhancement mode operation, such as power management and switching circuits.
ULN2803ADWG4
Texas Instruments
ULN2803ADWG4 by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates at temperatures ranging from -40 to 85°C and has a max supply voltage of 3V. Ideal for applications requiring sink current flow direction in a small outline package style.
Sgs-ates Componenti Electronici S P A
Other Regulators; No. of Terminals: 3; JESD-609 Code: e0; Terminal Position: SINGLE; Adjustability: ADJUSTABLE; Maximum Load Regulation (%): 1.5 %;
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): 1 V; Maximum Non Repetitive Peak Forward Current: .5 A; No. of Elements: 1; Maximum Reverse Recovery Time: .004 us;
LM107H/883
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Maximum Average Bias Current (IIB): .1 uA;
MBRS3200T3G
MBRS3200T3G by Onsemi is a Schottky rectifier diode with a max output current of 3A and a max forward voltage of 0.59V. It operates in temperatures ranging from -65°C to 175°C, making it suitable for power applications. The diode has a peak repetitive reverse voltage of 200V and is designed for surface mount installation in electronic circuits.
FDC5614P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.6 W; Transistor Application: SWITCHING; Maximum Drain Current (ID): 3 A;
08055C104KAT2A
KYOCERA AVX
08055C104KAT2A by KYOCERA AVX 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 ±10% tolerance. Ideal for SMT applications requiring compact size and reliable performance in various electronic circuits.
Vishay Intertechnology
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
DS18B20
Maxim Integrated
DS18B20 by Maxim Integrated is a 12-bit digital temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, with ±0.5°C accuracy. Commonly used in applications requiring precise temperature monitoring like HVAC systems and industrial automation.
LM555CM
Harris Semiconductor
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
SMBJ18CA
Daco Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
04511.60MRL
Littelfuse
Littelfuse 04511.60MRL fuse has a rated current of 1.6A and very fast blow characteristic, suitable for electric circuit protection at 125V AC/DC. With dimensions of 6.1mm x 2.69mm x 2.69mm, it is designed for surface mount applications with gold terminal finish and CSA/PSE/UL standards compliance.
0437.500WR
Littelfuse 0437.500WR is a fast-blow electric fuse with 0.5A rated current and 63V rated voltage, suitable for circuit protection in various applications. With dimensions of 3.2mm x 1.63mm x 0.82mm, it has a trip time of 5s and nominal joule integral of 0.018J, meeting CSA, CUL, and UL standards.
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.
FNQ-R-15
Eaton Corporation
FNQ-R-15 by Eaton Corporation is a 15A time delay fuse with a rated AC voltage of 600V. It has a compact body size of 10.3mm x 38.1mm and is suitable for circuit protection in applications such as inline/holder mounting in electrical systems.
GMA-1-R
GMA-1-R fuse by Eaton Corporation is a 5x20mm fast blow electric fuse with a rated current of 1A and voltage of 250V. With a nominal joule integral of 0.48J, it offers circuit protection in applications requiring inline mounting or holder installation. Compliant with CSA, PSE, and UL standards, it ensures reliable performance in various electrical systems.
LP-CC-1-1/2
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 1.5 A; Terminal Shape: END CAP;
DMM-B-44/100-R
The Eaton Corporation DMM-B-44/100-R fuse is rated for 1000V AC/DC with a 0.44A current. Featuring fast blow characteristic and nickel terminal finish, it has a breaking capacity of 10kA. Ideal for electric circuit protection in UL-standard applications, its dimensions are 10mm x 34.9mm for inline mounting.
SC-40
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 480 V; Rated DC Voltage: 300 V; Rated Current: 40 A; Terminal Shape: END CAP;
FNQ-R-3
Eaton Corporation's FNQ-R-3 fuse, rated 3A and 600V, features a time delay blow characteristic. With a body size of 10.3mm x 38.1mm and nickel terminal finish, it is ideal for circuit protection in applications requiring a rated breaking capacity of 200kA. Compliant with CE, CSA, and UL standards, it is commonly used in inline/holder mounting setups for electrical fuse protection.
0299060.ZXNV
0299060.ZXNV fuse by Littelfuse features a rated current of 60A, trip time of 0.04s, and nominal joule integral of 15300J. It is ideal for circuit protection in applications requiring a time delay blow characteristic, with dimensions of 29.21mm x 8.85mm x 21.59mm and a rated voltage of 32V.
FNQ-R-2-1/2
Eaton Corporation's FNQ-R-2-1/2 fuse, rated at 2.5A and 600V, features a time delay blow characteristic. With a body length of 10.3mm and diameter of 38.1mm, it is suitable for circuit protection in applications requiring an electric fuse with a rated breaking capacity of 200000A.
ATQR2-1/2
Mersen S A
ATQR2-1/2 by Mersen S A is a 600V, 2.5A time delay electric fuse with a rated breaking capacity of 200kA. Measuring 10.4mm x 38.1mm, it has an end cap terminal shape and operates up to 80°C. Ideal for inline mounting applications, it complies with CSA, CE, and UL standards.
0452005.MRL
Littelfuse 0452005.MRL is a NANO fuse with 5A rated current and 125V AC/DC voltage. With slow blow characteristic, it offers circuit protection with 53.72J nominal joule integral. Ideal for applications requiring surface mount fuses like electronics and industrial equipment.
0326015.MXP
Littelfuse 0326015.MXP fuse, rated at 15A and 250V, offers a trip time of 5s with a pre-arcing rating of 245 A2/s. With dimensions of 6.35mm x 31.75mm, it is ideal for circuit protection in applications requiring a time delay blow characteristic and terminal shape end cap. Compliant with CE, CSA, KC, PSE, TUV, and UL standards.
AJT600N
AJT600N fuse by Mersen S A is a 600V, 600A time delay electric fuse with a rated breaking capacity of 200kA. Measuring 64mm in diameter and 203mm in height, it features TAB/BLADE terminals for inline mounting applications. Compliant with CSA, IEC, and UL standards, it's ideal for high-voltage circuit protection needs.
FNQ-10
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 10 A; Terminal Shape: END CAP; Body Height: 38.1 mm;
0451.125MRL
Littelfuse 0451.125MRL is a NANO fuse with 0.125A rated current and 125V DC/AC voltage. It has a very fast blow characteristic, gold terminal finish, and CSA/UL reference standards. Ideal for electric circuit protection in applications requiring surface mounting feature.
LP-CC-4
LP-CC-4 by Eaton Corp is a 4A time delay electric fuse with 600V AC and 150V DC ratings. Measuring 10mm in body length, it features an end cap terminal shape and inline mounting for circuit protection applications. Compliant with CE, CSA, and UL standards, it offers a high breaking capacity of 200kA.
ERBRD0R50X
Panasonic
The Panasonic ERBRD0R50X fuse is a 0402 size with 0.5A rated current and 35A breaking capacity. It has fast blow characteristic, -40 to 125 °C operating temperature range, and UL/CUL standards. Ideal for electric circuit protection in surface mount applications due to its compact size and high breaking capacity.
0257010.PXPV
Littelfuse 0257010.PXPV ATO fuse with 10A current, 32V rated voltage, and fast blow characteristic. Ideal for electric circuit protection in UL-standard applications with dimensions of 19.05mm x 5.08mm x 12.19mm and a pre-arcing rating of 115 A2/s.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
KLB4
KLB4 by Littelfuse is a 4A fast blow electric fuse with 250V AC/DC rated voltage, ideal for inline mounting. With dimensions of 14.3mm x 50.8mm and high breaking capacity of 200kA, it meets CSA and UL standards for reliable circuit protection in various applications.
KLB400
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated DC Voltage: 200 V; Rated Current: 400 A; Terminal Shape: TAB/BLADE;
KLB45
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated DC Voltage: 250 V; Rated Current: 45 A; Terminal Shape: TAB/BLADE;
KLB450
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 250 V; Rated DC Voltage: 200 V; Rated Current: 450 A; Terminal Shape: TAB/BLADE;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved