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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VARISTOR; Terminal Finish: TIN; Technology: METAL OXIDE FILM; Operating Voltage: 875 V; Maximum Circuit DC Voltage: 875 V; Package Style (Meter): Radial;
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Non-linear Resistors V681HC40 attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse
Maximum Circuit DC Voltage:
Maximum Circuit RMS Voltage:
Maximum Energy Absorbing Capacity:
JESD-609 Code:
Package Style (Meter):
Resistor Type:
Sub-Category:
Technology:
Terminal Finish:
Operating Voltage:
V681HC40 Resistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8533.40.40.00
SB
8533.40.00.80
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
Sinyork
RECTIFIER DIODE; Surface Mount: YES; Config: SINGLE; No. of Phases: 1; No. of Elements: 1; Maximum Repetitive Peak Reverse Voltage: 100 V;
1N4148
Sensitron Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SDR0604-101KL
Bourns
SDR0604-101KL by Bourns is a surface mount fixed inductor with a nominal inductance of 100 uH. It is a general purpose inductor suitable for power applications, with a max rated current of 0.52 A and a self-resonance frequency of 9 MHz.
Diodes Incorporated
BAV99
Infineon Technologies
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN2803A
Allegro MicroSystems
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Maximum Operating Temperature: 85 Cel; Terminal Form: THROUGH-HOLE;
Sanken Electric
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; JESD-30 Code: R-PDIP-T18; Package Body Material: PLASTIC/EPOXY;
MMBT3906LT1G
Onsemi
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
SS14
Frontier Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SS495A-SP
Honeywell Sensing And Control
SS495A-SP by Honeywell is a magnetic field sensor with 10.5V max supply voltage, 3" body width, and 1.5% linearity. Ideal for applications requiring a Hall effect sensor with -40 to 150°C operating temperature range, such as position sensing in automotive or industrial systems.
Gec Plessey Semiconductors
1N4148WS
General Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
STM32F405RGT6TR
STMicroelectronics
STM32F405RGT6TR by STMicroelectronics is a 32-bit microcontroller with 64 terminals, operating at a max frequency of 26 MHz. It features DAC and ADC channels, along with DMA support. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities.
Jiangsu Changjiang Electronics Technology
Taitron Components
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SMBJ18CA
Bytesonic Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
NC7WZ07P6X
Fairchild Semiconductor
BUFFER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
FDV303N
FDV303N by Onsemi is a N-CHANNEL FET with 25V DS Breakdown Voltage, 0.68A Drain Current, and 0.45 ohm On Resistance. Ideal for SWITCHING applications, it operates in ENHANCEMENT MODE at temperatures ranging from -55 to 150°C. Package style is SMALL OUTLINE with GULL WING terminals for surface mount assembly.
Hy Electronic
R2920-150
Optifuse
Optifuse R2920-150 is a PTC resettable fuse with resistance of 0.05 ohm, operating voltage of 33V, and temperature range from -40 to 85°C. It is used for temperature sensing applications with dual-ended terminals in surface mount package style.
PTS181224V150
Eaton Corporation
PTS181224V150 by Eaton Corporation is a non-linear resistor used for temperature sensing. It has dual-ended terminal placement and comes in a rectangular package. With a max operating temperature of 85°C and min operating temperature of -40°C, it is suitable for surface mount applications.
1206L150THWR
Littelfuse
1206L150THWR by Littelfuse is a PTC resettable fuse with resistance of 0.04 ohm, operating voltage of 8V, and max temp of 85°C. It is used for overcurrent protection in various applications due to its dual-ended terminal placement and SMT package style. The thermistor has a compact size (3.4mm x 1.8mm x 1mm) and meets standards like CUL, TUV, and UL.
RUEF250U-0.148
TE Connectivity
TE Connectivity's RUEF250U-0.148 is a PTC thermistor with 2 radial terminals, rated for 30V AC voltage. It is used for overload protection applications due to its rectangular package shape and tin terminal finish. Ideal for through-hole mounting, it offers reliable non-linear resistance properties.
PESD0603-240
VARISTOR; Mounting Type: SURFACE MOUNT; Maximum Operating Temperature: 125 Cel; Technology: METAL GLAZE/THICK FILM; Terminal Finish: Matte Tin (Sn) - with Nickel (Ni) barrier; No. of Terminals: 2;
2016L050MR
2016L050MR by Littelfuse is a PTC resettable fuse with a resistance of 0.2 ohm and an operating voltage of 60V. It is used for overcurrent protection in various applications, featuring dual-ended terminal placement and a rectangular package shape.
NTCS0805E3472JMT
Vishay Bc Components
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 4700 ohm; Rated Power Dissipation (P): .21 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
B59607A0120A062
TDK
TDK B59607A0120A062 is a PTC thermistor with 30 ohm resistance, rated for 30V AC/DC. It offers overcurrent protection in SMT applications, with dual-ended terminals and wraparound shape. Operating from -40 to 125°C, it meets AEC-Q200 and UL standards for automotive and industrial use.
0ZCG0050AF2C
Bel Fuse
Bel Fuse's 0ZCG0050AF2C is a PTC resettable fuse with resistance of 0.15 ohm, operating voltage of 30V, and rated power dissipation of 0.8W. It is used for temperature sensing applications with dual-ended terminal placement in surface mount packaging.
NTCS0603E3103FMT
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10000 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 150 Cel; Tolerance: 1 %;
B57237-S509-M
TDK B57237-S509-M NTC Thermistor with 5 ohm resistance, 265 V URac, and 3.1 W rated power dissipation. Ideal for soft start applications due to its thermal sensitivity index of 2900 K and -55 to 170 °C operating temperature range.
USP12837
Littelfuse USP12837 is a NTC thermistor with 10000 ohm resistance, 1% tolerance, and thermal sensitivity index of 3892 K. Ideal for temperature sensing applications, it has radial terminal placement and operates b/w -55°C to 125°C. Package style is chassis mount with flexible wire terminals.
MF-R1100
Bourns MF-R1100 is a PTC resettable fuse with 16V operating voltage, ideal for overcurrent protection. Featuring radial terminal placement and tin finish, it has a temperature range of -40 to 85°C. With through-hole mounting, this non-linear resistor is compact at 24.2mm x 3mm x 32.9mm for various applications.
NTCS0603E3103FLT
Vishay Intertechnology
Vishay Intertechnology's NTCS0603E3103FLT is a NTC thermistor with 10000 ohm resistance, 1% tolerance, and 3435 K thermal sensitivity index. Ideal for temperature sensing applications, it operates b/w -40 to 150 °C and features dual-ended terminals in a compact SMT package.
SMD075F-2
TE Connectivity's SMD075F-2 is a PTC resettable fuse with 30V URac, 1.7W power dissipation, and max temp of 85°C. Ideal for temperature sensing applications, it comes in a rectangular surface mount package with two terminals and TR packing method.
RF2577-000
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: 20 ohm; Rated Power Dissipation (P): .22 W; Maximum Operating Temperature: 85 Cel; Additional Features: RESISTANCE RANGE(MIN-MAX): 7.3-11.1;
RF0315-000
PTC RESETTABLE FUSE; Terminal Finish: MATTE TIN OVER NICKEL; JESD-609 Code: e3;
TRF250-180
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .8 ohm; Maximum Operating Temperature: 85 Cel; Terminal Shape: FLAT; Terminal Placement: RADIAL;
MF-PSMF020X-2
The Bourns MF-PSMF020X-2 is a PTC resettable fuse with resistance of 0.65 ohm, suitable for overcurrent protection in circuits up to 9V DC. It features dual-ended terminals, SMT package style, and operates b/w -40°C to 85°C. Ideal for applications requiring compact surface-mount components with gold-nickel finish.
V18AUMLA2220H
V18AUMLA2220H by Littelfuse is a VARISTOR with 18V operating voltage and 25J energy capacity. It has a metal oxide film technology, dual-ended terminals, and operates b/w -40°C to 150°C. Ideal for surge protection in automotive electronics due to AEC-Q200 compliance.
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V681DHB34
VARISTOR; Mounting Type: CHASSIS MOUNT; Maximum Operating Temperature: 125 Cel; Terminal Placement: DUAL IN-LINE; Maximum Circuit RMS Voltage: 680 V; JESD-609 Code: e3;
V681HA32
VARISTOR; Mounting Type: CHASSIS MOUNT; Maximum Operating Temperature: 125 Cel; Package Style (Meter): Radial; Terminal Shape: LUG; Maximum Circuit RMS Voltage: 680 V;
V681HA40
VARISTOR; Mounting Type: CHASSIS MOUNT; Maximum Operating Temperature: 125 Cel; Terminal Shape: LUG; Operating Voltage: 875 V; Width (Package): 13 mm;
V681HB34
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 125 Cel; Minimum Operating Temperature: -55 Cel; Width (Package): 10.4 mm; Terminal Placement: RADIAL;
V681HC32
VARISTOR; Technology: METAL OXIDE FILM; JESD-609 Code: e3; Package Style (Meter): Radial; Maximum Circuit DC Voltage: 875 V; Maximum Energy Absorbing Capacity: 610 J;
V681HF34
VARISTOR; Mounting Type: CHASSIS MOUNT; Maximum Operating Temperature: 125 Cel; Technology: METAL OXIDE; Rated AC Voltage (URac): 680 V; No. of Terminals: 2;
V681HG34
VARISTOR; Mounting Type: CHASSIS MOUNT; Maximum Operating Temperature: 125 Cel; Terminal Placement: RADIAL; Maximum Circuit DC Voltage: 875 V; JESD-609 Code: e3;
Supply Digital Components
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