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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PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .32 ohm; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Operating Voltage: 60 V;
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Non-linear Resistors RKEF050U attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse
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RKEF050U Resistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8533.40.80.70
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.
BAV99
Rfe International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WS
Dc Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM107H/883
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Technology: BIPOLAR;
M39029/56-351
Carlisle Interconnect Technologies
CONNECTOR ACCESSORY; MIL Conformity: YES; Contact Type: CRIMP; Removal Tools: M81969/8-06, M81969/14-02; IEC Conformity: NO; Contact Gender: FEMALE;
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;
RC0603FR-071KL
Yageo
Yageo's RC0603FR-071KL is a fixed resistor with 1000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in electronics, it operates b/w -55 to 155 °C with a temperature coefficient of 100 ppm/°C.
Microsemi
SMMBT2222ALT1G
Onsemi
SMMBT2222ALT1G by Onsemi is a NPN BJT transistor with 3 terminals, 0.6A IC, and 40V VCE. It has a hFE of 75, fT of 300MHz, and operates up to 150°C. Ideal for small signal applications in automotive electronics due to AEC-Q101 compliance.
INA826AIDGKR
Texas Instruments
INA826AIDGKR by Texas Instruments is an instrumentation amplifier with 150uV max input offset voltage, 0.095uA max average bias current, and 1MHz nominal bandwidth. Ideal for automotive applications due to its -40 to 125 °C operating temperature range and high common mode rejection ratio of 120dB.
Temic Semiconductors
SS14
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Electronic Devices
LM317T
Motorola
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; No. of Outputs: 1; Package Equivalence Code: SIP3,.1TB;
LIS2DH12TR
STMicroelectronics
LIS2DH12TR by STMicroelectronics is a 3-axis accelerometer with digital voltage output. It operates b/w -40 to 85°C, with supply voltage range of 1.71-3.6V. Ideal for applications requiring precise motion sensing in compact spaces like wearables and IoT devices.
SMBJ18CA
Pro-an Electronic
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Polarity: BIDIRECTIONAL; Nominal Breakdown Voltage: 21.05 V; Maximum Repetitive Peak Reverse Voltage: 18 V;
1N4148
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Surge Components
PIC18F4550T-I/PT
Microchip Technology
The Microchip Technology PIC18F4550T-I/PT microcontroller operates at a max clock frequency of 48 MHz with 8-bit architecture. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it suitable for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this device offers efficient performance in compact designs.
LIS3DHTR
LIS3DHTR by STMicroelectronics is a 16-terminal accelerometer with output range of 0.18-1.62V, ideal for motion sensing applications. Operating temperature ranges from -40 to 85°C, making it suitable for various environments. With a compact square package body of 3x3mm and digital voltage output type, it is commonly used in surface mount designs.
VCAT06AG18120YAT1A
KYOCERA AVX
VCAT06AG18120YAT1A by KYOCERA AVX is a VARISTOR with 2 terminals, operating voltage of 18V, and max circuit RMS voltage of 14V. It is designed for non-linear resistor applications in automotive electronics due to its AEC-Q200 reference standard compliance and surface mounting type.
RXEF050-1
Littelfuse
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Shape (Package): DISK PACKAGE; No. of Terminals: 2; Terminal Placement: RADIAL;
RXEF075-AP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; No. of Terminals: 2; Terminal Placement: RADIAL; Terminal Shape: WIRE;
ERZVF1M330
Panasonic
Panasonic ERZVF1M330 is a VARISTOR with 20V RMS and 26V DC max circuit voltage, used for SURGE PROTECTION. It has a max energy absorption of 1.2J, operates b/w -40°C to 85°C, and features DUAL ENDED terminals in a RECTANGULAR SMT package.
MINISMDC075F/24-02
TE Connectivity
TE Connectivity's MINISMDC075F/24-02 is a PTC resettable fuse with resistance of 0.29 ohm and operating voltage of 24V. It is used for temperature sensing applications, featuring dual-ended terminals in a rectangular package. With dimensions of 4.83mm x 3.41mm x 1.3mm, it operates b/w -40°C to 85°C and meets CSA, TUV, and UL standards.
RGEF600
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Packing Method: BULK; Terminal Placement: RADIAL; Terminal Shape: WIRE;
TFPT1206L1002FM
Vishay Intertechnology
Vishay Intertechnology's TFPT1206L1002FM is a PTC thermistor with 10000 ohm resistance, 1% tolerance, and 0.125 W power dissipation. It is used for temperature compensation in various applications due to its dual-ended terminal placement and rectangular package shape. Operating temperature ranges from -55°C to 150°C.
MINISMDC075F-2
TE Connectivity's MINISMDC075F-2 is a PTC resettable fuse with resistance of 0.11 ohm. It features dual-ended terminals and a rectangular package for surface mount applications. Ideal for temperature sensing, it has a max operating temperature of 85°C.
B72214-S321-K101
TDK
The TDK B72214-S321-K101 varistor has a max energy absorption of 84J, operating voltage of 420V, and rated power dissipation of 0.6W. Ideal for surge protection in applications requiring non-linear resistors with radial terminal placement and disk package shape.
MF-MSMF030-2
Bourns
The Bourns MF-MSMF030-2 is a PTC resettable fuse with resistance of 0.3 ohm, operating voltage of 30V, and dual-ended terminal placement. Ideal for overcurrent protection in various applications, it features SMT package style, gold over nickel terminal finish, and AEC-Q200 reference standard compliance.
NTCS0805E3103FHT
Vishay Bc Components
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10000 ohm; Rated Power Dissipation (P): .21 W; Maximum Operating Temperature: 150 Cel; Tolerance: 1 %;
CG0603MLC-05E
Bourns CG0603MLC-05E is a VARISTOR resistor with 5V operating voltage, -55 to 125°C temp range. It has dual-ended terminals in a rectangular SMT package. Ideal for AEC-Q200 compliant applications requiring protection against up to 5V DC circuit voltage.
V20E25P
V20E25P by Littelfuse is a 1W VARISTOR with 77J energy capacity, suitable for surge protection in various applications. With a max operating temp of 85°C and -40°C min, it offers protection against voltage spikes up to 31V RMS and DC. Its radial package style makes it ideal for through-hole mounting.
RF2622-000
TE Connectivity's RF2622-000 is a PTC resettable fuse with 7.5 ohm resistance and 60V URac. Ideal for temperature sensing applications, it features radial terminal placement in a disk package. With a rated power dissipation of 0.38W, it operates b/w -40 to 85 °C and mounts through hole for reliable performance.
RXEF050-2
TE Connectivity's RXEF050-2 is a PTC resettable fuse with 1.17 ohm resistance and rated power dissipation of 0.77 W. Ideal for temperature sensing applications, it has a max operating temperature of 85°C and min of -40°C. With radial terminal placement and disk package shape, it offers reliable protection in various electronic circuits.
0ZCJ0035AF2E
Bel Fuse
Bel Fuse's 0ZCJ0035AF2E is a PTC resettable fuse with resistance of 0.3 ohm, operating voltage of 30V, and dual-ended terminal placement. Ideal for automotive applications due to AEC-Q200 compliance and compact SMT package measuring 3.5mm x 1.8mm x 1.3mm.
RXEF025-2
TE Connectivity's RXEF025-2 is a PTC resettable fuse with 1.25 ohm resistance and rated power dissipation of 0.45 W. Ideal for temperature sensing applications, it has a max operating temperature of 85°C and min of -40°C. With radial terminal placement and disk package shape, it offers URac of 72 V for through hole mounting.
RXEF250-AP
TE Connectivity's RXEF250-AP is a PTC resettable fuse with resistance of 0.13 ohm and rated power dissipation of 2.5W. Ideal for temperature sensing applications, it has a max operating temperature of 85°C and min of -40°C, featuring radial terminal placement in disk package shape.
RXEF010-1
TE Connectivity's RXEF010-1 is a PTC resettable fuse with radial terminal placement and disk package shape. Ideal for temperature sensing applications, it operates b/w -40°C to 85°C. With through-hole mounting, this non-linear resistor has 2 wire terminals.
NTCLE100E3471JB0
Vishay Intertechnology's NTCLE100E3471JB0 is a 470 ohm NTC thermistor with thermal sensitivity index of 3560 K. It operates b/w -40 to 125 °C, ideal for temperature sensing applications. Featuring radial terminal placement and disk package shape, it offers high accuracy with 5% tolerance.
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RKEF250
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 2.8 W; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Rated AC Voltage (URac): 60 V;
TE Connectivity's RKEF250 is a PTC resettable fuse with 2.8W power dissipation, rated for 60V AC voltage. Ideal for temperature sensing applications, it features radial terminal placement and tin finish, operating b/w -40°C to 85°C.
RKEF500
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 5 W; Maximum Operating Temperature: 85 Cel; Rated AC Voltage (URac): 60 V; Terminal Placement: RADIAL;
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 5 W; Maximum Operating Temperature: 85 Cel; Thermistor Application: TEMPERATURE SENSING; Additional Features: RESISTANCE RANGE(MIN-MAX): 0.012-0.030;
RKEF300-2
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Length (Package): 16.5 mm; Package Style (Meter): Radial; Width (Package): 3 mm;
RKEF065
TE Connectivity's RKEF065 is a non-linear resistor with a rectangular package (7.11mm x 3.56mm x 12.2mm) and radial terminal placement. It is used for temperature sensing applications, has a rated AC voltage of 60V, and can operate in temperatures ranging from -40°C to 85°C.
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 1.25 W; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Terminal Placement: RADIAL;
RKEF300
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 3.2 W; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; Shape (Package): RECTANGULAR PACKAGE;
TE Connectivity's RKEF300 is a PTC resettable fuse with 60V AC voltage rating. It features radial terminal placement and rectangular package shape, ideal for temperature sensing applications. With dimensions of 16.5mm x 3mm x 21.2mm, it operates b/w -40°C to 85°C and has a power dissipation of 3.2W.
RKEF160
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 2.4 W; Maximum Operating Temperature: 85 Cel; Thermistor Application: TEMPERATURE SENSING; Terminal Shape: WIRE;
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 2.4 W; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Thermistor Application: TEMPERATURE SENSING;
RKEF065S
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .25 ohm; Maximum Operating Temperature: 85 Cel; Package Style (Meter): Radial; Reference Standard: CSA; TUV; UL;
RKEF065S-1
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .25 ohm; Maximum Operating Temperature: 85 Cel; Additional Features: Rmax:0.45 OHMS AT 20 DEG CEL; Operating Voltage: 60 V;
RKEF065U
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .25 ohm; Maximum Operating Temperature: 85 Cel; Length (Package): 7.11 mm; Height (Package): 12.2 mm;
RKEF050K
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .32 ohm; Maximum Operating Temperature: 85 Cel; No. of Terminals: 2; Minimum Operating Temperature: -40 Cel;
RKEF050U-1
RKEF065U-1
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .25 ohm; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Minimum Operating Temperature: -40 Cel;
RKEF050B
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .32 ohm; Maximum Operating Temperature: 85 Cel; Maximum Circuit DC Voltage: 60 V; Terminal Shape: WIRE;
RKEF050K-1
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .32 ohm; Maximum Operating Temperature: 85 Cel; Length (Package): 7.1 mm; Terminal Placement: RADIAL;
RKEF050
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 1 W; Maximum Operating Temperature: 85 Cel; JESD-609 Code: e3; Thermistor Application: TEMPERATURE SENSING;
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