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; Length (Package): 7.1 mm; Terminal Placement: RADIAL;
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Non-linear Resistors RKEF050K-1 attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse
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RKEF050K-1 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.
SMBJ18CA
First Components International
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Polarity: BIDIRECTIONAL; Maximum Repetitive Peak Reverse Voltage: 18 V;
BAV99
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Baneasa S A
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .8 A; Qualification: Not Qualified;
1N4148
Dc Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1N4148WS
General Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; No. of Elements: 1; Transistor Application: SWITCHING;
Forward International Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Nominal Breakdown Voltage: 21.05 V; Maximum Clamping Voltage: 29.2 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
Tak Cheong Electronics Holdings
AB26TRB-32.768KHZ--T
Abracon
AB26TRB-32.768KHZ--T by Abracon is a crystal oscillator with 20 ppm frequency tolerance, 126% stability, and 35000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency in surface mount configurations.
LM555CM
Texas Instruments
LM555CM by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V and max operating temperature of 70°C. It comes in a small outline package, suitable for applications requiring pulse generation or rectangular waveform outputs. With surface mount capability and low supply current of 15mA, it is ideal for commercial-grade electronic circuits.
ULN2803A
Rochester Electronics
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Additional Features: LOGIC LEVEL COMPATIBLE; Qualification: Not Qualified;
CC0603KRX7R9BB103
Yageo
Yageo CC0603KRX7R9BB103 is a 0603 SMT ceramic capacitor with capacitance of 0.01uF and rated DC voltage of 50V. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring stable capacitance across temperatures.
SS14
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358M
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
STMicroelectronics
MBR1560CT
General Instrument
MBR1560CT by General Instrument is a common cathode rectifier diode with a max forward voltage of 0.75V and max output current of 15A. It is used for efficiency applications, has a package shape of rectangular, and can operate in temperatures ranging from -65 to 150 °C.
LM358D-T
Philips Semiconductors
1N5819HW-7-F
SPC TECHNOLOGY/ MULTICOMP
DS18B20Z
Maxim Integrated
DS18B20Z 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. Suitable for applications requiring precise temperature monitoring in compact spaces.
06035C104KAT2A
KYOCERA AVX
06035C104KAT2A 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.
TD4A
Honeywell
PTC THERMISTOR; Mounting Type: CHASSIS MOUNT; Maximum Operating Temperature: 150 Cel; Shape (Package): CYLINDRICAL PACKAGE; Terminal Shape: FLEXIBLE WIRE; Additional Features: 2000 OHMS AT 20 DEG CEL;
RXEF250K-2
TE Connectivity
TE Connectivity's RXEF250K-2 is a PTC thermistor with resistance of 0.05 ohm, rated power dissipation of 2.5W, and URac of 72V. It is used for temperature sensing applications, featuring radial terminal placement and disk package shape for through-hole mounting in a wide temperature range from -40 to 85°C.
NCP18XH103J03RB
Murata Manufacturing
Murata Manufacturing's NCP18XH103J03RB is a Non-linear Resistor with 10000 ohm resistance, 5% tolerance, and -40 to 125 °C operating temperature range. It is used for TEMPERATURE SENSING applications with DUAL ENDED terminals in a RECTANGULAR PACKAGE.
V18AUMLA1206NH
Harris Semiconductor
VARISTOR; Mounting Type: SURFACE MOUNT; Rated Power Dissipation (P): .1 W; Maximum Operating Temperature: 125 Cel; No. of Terminals: 2; Package Style (Meter): SMT;
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 %;
NTCS0603E3103FMT
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10000 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 150 Cel; Tolerance: 1 %;
Vishay Intertechnology
Vishay Intertechnology's NTCS0805E3472JMT is a 4700 ohm NTC thermistor with 5% tolerance. It operates b/w -40°C to 150°C, making it ideal for temperature sensing applications. With a thermal sensitivity index of 3500 K, this SMT package thermistor is suitable for automotive and industrial use.
V39CH8T
Littelfuse
V39CH8T by Littelfuse is a VARISTOR with 25V max RMS voltage and 31V operating voltage. With a rated power dissipation of 0.25W, it has a max energy absorption capacity of 1J. Ideal for surge protection in electronic circuits, this SMT varistor operates b/w -40°C to 150°C temperature range.
ASMD150F/33-2
TE Connectivity's ASMD150F/33-2 is a PTC resettable fuse with resistance of 0.068 ohm, operating voltage of 33V, and dual-ended terminal placement. Ideal for overcurrent protection applications, it has a max operating temperature of 85°C and min of -40°C. This SMT package features flat terminals and meets AEC-Q200 and TS 16949 standards.
B57227K0333A001
TDK
B57227K0333A001 by TDK is a NTC thermistor with 32762 ohm resistance, 10% tolerance, and 0.2 W power dissipation. It is used for temperature sensing applications with a thermal sensitivity index of 4300 K, rated for -55 to 155 °C operating temperatures in radial terminal placement.
RXEF110K-AP
TE Connectivity's RXEF110K-AP is a PTC resettable fuse with rated AC voltage of 72V. It has radial terminal placement and disk package shape, suitable for temperature sensing applications. With operating temperatures from -40°C to 85°C, it is mounted through hole for reliable performance.
V5.5MLA0805NHAUTO
V5.5MLA0805NHAUTO by Littelfuse is a VARISTOR with 5.5V operating voltage and 0.3J energy capacity. It is DUAL ENDED, METAL OXIDE technology in RECTANGULAR PACKAGE for automotive applications meeting AEC-Q200 standard.
TMP6131DYAR
TMP6131DYAR by Texas Instruments is a PTC thermistor with 10000 ohm resistance and 1% tolerance. It is used for temperature sensing applications, featuring dual-ended terminals in a SOT-5X3 package style. With an operating range from -40 to 125 °C, it is ideal for surface mounting.
MICROSMD110F-2
PTC RESETTABLE FUSE; Mounting Type: SURFACE MOUNT; Resistance: .07 ohm; Maximum Operating Temperature: 85 Cel; Package Style (Meter): SMT; Packing Method: TR, EMBOSSED, 7 INCH;
V33MLA1206H
V33MLA1206H by Littelfuse is a VARISTOR with 33 V operating voltage and 0.8 J energy capacity. It has a max circuit RMS voltage of 26 V, suitable for surge protection in electronic circuits. With surface mounting type and dual-ended terminals, it offers reliable overvoltage protection in compact designs.
MINISMDC050F-02
TE Connectivity's MINISMDC050F-02 is a PTC resettable fuse with 1 ohm resistance, operating voltage of 24V, and dimensions of 4.73mm x 3.41mm x 0.62mm. It can withstand temperatures from -40 to 85°C and is ideal for overcurrent protection in various electronic applications.
RXEF010-AP
TE Connectivity's RXEF010-AP is a PTC resettable fuse with 7.5 ohm resistance and rated power dissipation of 0.38W. 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.
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.
GA10K3A1A
TE Connectivity's GA10K3A1A is a non-linear resistor with 2 terminals, operating from -40°C to 125°C. With a length of 76mm, it is ideal for temperature sensing applications.
NTCS0402E3104FHT
Vishay Intertechnology's NTCS0402E3104FHT is a NTC thermistor with 100000 ohm resistance, 1% tolerance, and 3950 K thermal sensitivity index. Ideal for temperature sensing applications due to its dual-ended terminal placement and surface mount package style. Operating range from -40°C to 150°C makes it suitable for various industries.
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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;
RKEF050U
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .32 ohm; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Operating Voltage: 60 V;
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;
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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