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: .25 ohm; Maximum Operating Temperature: 85 Cel; Length (Package): 7.11 mm; Height (Package): 12.2 mm;
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Non-linear Resistors RKEF065U attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse
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RKEF065U 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.
L7805CV
STMicroelectronics
L7805CV by STMicroelectronics is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1.5A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring stable voltage regulation in electronic circuits.
2N7002
Promax-johnton
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Terminal Form: GULL WING; Maximum Drain-Source On Resistance: 7.5 ohm; Minimum DS Breakdown Voltage: 60 V;
261
Micronetics
Other Interface ICs; Temperature Grade: MILITARY; Terminal Form: FLAT; No. of Terminals: 14; Package Code: DFP; Package Shape: SQUARE;
BSS138
North American Philips Discrete Products Div
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; No. of Elements: 1; Maximum Drain Current (Abs) (ID): .2 A;
LM2931Z-5.0RPG
Onsemi
LM2931Z-5.0RPG by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V Nominal Output Voltage, 0.1A Max Output Current, and 6V Min Input Voltage. It operates in temperatures ranging from -40 to 125 °C and is ideal for applications requiring stable voltage regulation in electronic circuits.
1N4148
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Config: SINGLE;
STM32F401CDY6TR
STM32F401CDY6TR by STMicroelectronics is a 32-bit microcontroller with 393216 ROM words, 50 MHz clock frequency, and 36 I/O lines. It is used in applications requiring high-speed processing, such as industrial automation and consumer electronics.
BAT54SLT1G
BAT54SLT1G by Onsemi is a fast recovery Schottky diode with 2 elements in series connected configuration. It has a max reverse recovery time of 0.005 us and a max forward voltage of 0.8 V. Ideal for applications requiring high-speed rectification, it operates b/w -55 to 150 °C and can handle a max output current of 0.2 A.
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.
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.
1N4148WS
First Components International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
NXP Semiconductors
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358N
Taejin Technology
OPERATIONAL AMPLIFIER; Temperature Grade: AUTOMOTIVE; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LL4148
Weitronic Enterprise
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
EU2B-YS3203C
Idec
ROTARY SWITCH;
Plessey Semiconductors Discrete Components Div
B340A-13-F
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR0520L-T1
Won-top Electronics
MBR0520L-T1 by Won-top Electronics is a Schottky rectifier diode with 20V peak reverse voltage and 0.5A output current. It is a single-config, surface-mount diode in a small outline package, suitable for applications requiring high-speed switching and low forward voltage drop. Operating temperature range from -65°C to 125°C makes it ideal for various electronic circuits.
ABS10-32.768KHZ-T
Abracon
Abracon's ABS10-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 70000 ohm series resistance. Ideal for applications requiring precise timing at 0.032768 MHz, such as IoT devices and wearables due to its compact size and low power consumption.
B72500D0150A060
TDK
The TDK B72500D0150A060 is a VARISTOR with 15V operating voltage, -40 to 85°C temp range, and DUAL ENDED terminals. Ideal for surge protection in SMT applications due to its compact size (1.75mm x 0.9mm) and surface mounting type.
V5.5MLA0805NHAUTO
Littelfuse
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.
RF1353-000
TE Connectivity
TE Connectivity's RF1353-000 is a PTC resettable fuse with resistance of 0.25 ohm and operating voltage of 13.2V. It is used for overcurrent protection in applications requiring dual-ended terminal placement and surface mounting type.
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;
RUEF400K
TE Connectivity's RUEF400K is a PTC resettable fuse with resistance of 0.05 ohm and rated power dissipation of 2.5W. Ideal for temperature sensing applications, it has a max operating temperature of 85°C and rated AC voltage of 30V. With radial terminal placement and dimensions of 14mm x 3mm x 21.3mm, it is designed for through hole mounting in various electronic devices.
ASMD100F-2
TE Connectivity's ASMD100F-2 is a PTC resettable fuse with 0.098 ohm resistance, 30V operating voltage, and -40 to 85°C temperature range. It features dual-ended terminals for overcurrent protection in surface mount applications. AEC-Q200 and TS 16949 compliant, it offers reliable circuit protection in compact SMT packages.
B72650-M301-K72
The TDK B72650-M301-K72 is a VARISTOR with 2 terminals, DUAL placement, and J BEND shape. It has a max energy capacity of 9.6J and operates b/w -40 to 85°C. Ideal for applications requiring protection against voltage surges up to 385V in surface mount configurations.
MF-FSMF050X-2
Bourns
Bourns MF-FSMF050X-2 is a PTC resettable fuse with resistance of 0.1 ohm, operating voltage of 6V, and max temp of 85°C. It's used for overcurrent protection in SMT applications with dual-ended terminals and gold finish.
RF1351-000
PTC RESETTABLE FUSE; Mounting Type: SURFACE MOUNT; Maximum Operating Temperature: 85 Cel; Additional Features: MINIMUM RESISTANCE IS 2.10 OHMS; Rated AC Voltage (URac): 30 V; Package Style (Meter): SMT;
RXEF075
TE Connectivity's RXEF075 is a PTC resettable fuse with resistance of 0.6 ohm and rated power dissipation of 0.92 W. It is used for temperature sensing applications, featuring radial terminal placement and disk package shape. Operating temperature ranges from -40 to 85 °C.
LVR075S-240
TE Connectivity's LVR075S-240 is a PTC resettable fuse with resistance of 0.316 ohm and max circuit voltage of 240V. Ideal for temperature sensing applications, it operates b/w -40 to 85°C. Featuring radial terminal placement, it is CSA, TUV, and UL certified.
V07E25P
V07E25P by Littelfuse is a VARISTOR with 5.5J energy capacity, 25V RMS voltage, and -40 to 85°C operating temperature range. It is used for surge protection in various applications due to its METAL OXIDE FILM technology and THROUGH HOLE mounting type.
E46226-000
TE Connectivity's E46226-000 is a PTC resettable fuse with 1.5W power dissipation and 100V rated AC voltage. Ideal for temperature sensing applications, it features radial terminal placement in a disk package. Operating up to 85°C, this non-linear resistor has wire terminals and through-hole mounting.
SMD050F-2
PTC RESETTABLE FUSE; Mounting Type: SURFACE MOUNT; Resistance: .35 ohm; Maximum Operating Temperature: 85 Cel; Terminal Shape: FLAT; Maximum Circuit DC Voltage: 60 V;
MF-MSHT150KX-2
The Bourns MF-MSHT150KX-2 is a PTC resettable fuse with resistance of 0.022 ohm, operating voltage of 9V, and max temp of 125°C. It's used for overcurrent protection in automotive applications due to its dual-ended terminals and SMT package style. AEC-Q200, CUL, TUV, and UL standards are met by this surface mount device.
11032562-00
TE Connectivity's 11032562-00 is a non-linear resistor with 10000 ohm resistance, suitable for temperature sensing applications. Featuring radial terminal placement and flexible wire shape, it operates b/w -40 to 150 °C with high thermal sensitivity index of 3978 K. Ideal for chassis mounting, this component has two terminals and a lead length of 76 mm.
103AT-4-70374
Semitec
Semitec's 103AT-4-70374 NTC Thermistor has a resistance of 10k ohm with ±1% tolerance. It is used for temperature compensation in various applications, featuring a thermal sensitivity index of 3435 K and operating temperature range from -30 to 90°C. The thermistor is chassis mountable with radial terminal placement and flexible wire shape.
RXEF110K-AP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Packing Method: AMMO PACK; Thermistor Application: TEMPERATURE SENSING; Shape (Package): DISK PACKAGE;
MF-R050-2-17
The Bourns MF-R050-2-17 is a PTC resettable fuse with resistance of 0.41 ohm, operating voltage of 60V, and max temp of 85°C. It's used for overcurrent protection in applications requiring radial terminal placement and matte tin finish. Ideal for CUL, TUV, UL reference standards.
SG200
Measurement Specialties
NTC THERMISTOR; Mounting Type: THROUGH HOLE MOUNT; Resistance: 5 ohm; Maximum Operating Temperature: 65 Cel; No. of Terminals: 2; Terminal Shape: WIRE;
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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;
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;
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