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; Maximum Operating Temperature: 85 Cel; No. of Terminals: 2; Packing Method: BULK; Terminal Placement: RADIAL;
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Non-linear Resistors 30R250U attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse
Additional Features:
JESD-609 Code:
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Mounting Type:
No. of Terminals:
Maximum Operating Temperature:
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30R250U 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.
ERJ2RKF1002X
Panasonic
Panasonic's ERJ2RKF1002X is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance and operating temperature range of -55 to 155 °C.
SMBJ18CA
Fagor Electronica S Coop
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBRM140T1G
Onsemi
MBRM140T1G by Onsemi is a Schottky rectifier diode with 40V max repetitive peak reverse voltage, 1A max output current, and 0.3V max forward voltage. It is used in applications requiring small outline surface mount diodes for efficient power management.
1N4148
New Jersey Semiconductor Products
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SS14
Continental Device India
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
IRLML6401TRPBF
International Rectifier
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.3 W; Minimum Operating Temperature: -55 Cel; Avalanche Energy Rating (EAS): 33 mJ;
MBRS140T3G
MBRS140T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.6V and max output current of 1A. It operates b/w -65°C to 125°C, making it suitable for various applications requiring high-speed switching and low power loss in a small outline package style. The diode's matte tin terminal finish and dual position terminals enhance its performance in surface mount configurations.
2N2222A
North American Philips Discrete Products Div
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LL4148
First Components International
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM317T
Integrated Power Semiconductors
Other Regulators; No. of Terminals: 3; Operating Temperature (TJ-Min): 0 Cel; Terminal Pitch: 2.54 mm; Maximum Load Regulation (%): 1.5 %; Nominal Dropout Voltage-1: 3 V;
ABS25-32.768KHZ-T
Abracon
Abracon's ABS25-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 50000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency, such as IoT devices and precision timing systems in industrial settings.
Secos
Diotec Semiconductor Ag
Micropac Industries
PIC18F4550-I/ML
Microchip Technology
The Microchip Technology PIC18F4550-I/ML is an 8-bit microcontroller with a max clock frequency of 48 MHz. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it ideal for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this chip offers efficient performance in compact designs.
2N7002
Plessey Semiconductors Discrete Components Div
Other Transistors;
Zetex Plc
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Peak Reflow Temperature (C): 260; Package Shape: RECTANGULAR;
Solid State Devices
Diodes Incorporated
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Terminal Form: GULL WING; JESD-30 Code: R-PDSO-G3;
M24308/2-1F
Amphenol
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Body or Shell Style: RECEPTACLE; Body Length: 1.228 inch; No. of Rows Loaded: 2;
B72220S0421K101
TDK
The TDK B72220S0421K101 is a VARISTOR with 175J energy capacity, 420V RMS voltage, and 560V operating voltage. Ideal for surge protection in applications requiring high energy absorption like power supplies and industrial equipment. With radial terminal placement and metal oxide technology, it ensures reliable performance in a compact disk package.
RUEF250U
Littelfuse
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; Package Style (Meter): Radial;
MF-RX300/72-0
Bourns
Bourns MF-RX300/72-0 is a PTC resettable fuse with resistance of 0.04 ohm and operating voltage of 72V. It is used for overcurrent protection in applications requiring radial terminal placement and through-hole mounting. With a compact rectangular package, it offers reliable circuit protection with temperature range from -40°C to 85°C.
0ZCM0003FF2G
Bel Fuse
Bel Fuse's 0ZCM0003FF2G is a PTC resettable fuse with 6 ohm resistance, operating voltage of 30V, and dual-ended terminal placement. Ideal for automotive applications due to AEC-Q200 compliance and wide temperature range (-40 to 85 °C). Package style is SMT with matte tin finish, suitable for surface mounting.
B72500D0050A060
The TDK B72500D0050A060 is a VARISTOR with 5.6V operating voltage, suitable for SURFACE MOUNT applications. With DUAL ENDED terminal placement and RECTANGULAR PACKAGE shape, it offers protection against overvoltage in electronic circuits. Operating temperature range from -40°C to 85°C makes it versatile for various environments.
EZJP0V6R8MA
EZJP0V6R8MA by Panasonic is a rectangular package varistor with dual-ended terminal placement. It has a max operating temperature of 85°C and operates at a voltage of 3.7V. This surface mount resistor is commonly used in applications that require protection against voltage surges or transients.
RXEF010-AP
TE Connectivity
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.
RXEF050-1
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Shape (Package): DISK PACKAGE; No. of Terminals: 2; Terminal Placement: RADIAL;
PTFL04BG471Q2N34B0
Murata Manufacturing
Murata Manufacturing's PTFL04BG471Q2N34B0 is a PTC thermistor with 470 ohm resistance, rated for 16V AC. It is used for temperature sensing applications, featuring radial terminal placement and disk package shape. Operating b/w -10°C to 80°C, it has UL and CUL certifications.
B59965C0120A070
The TDK B59965C0120A070 is a PTC thermistor with 1.2 ohm resistance and 25% tolerance. It is used for overcurrent protection in applications requiring a rated AC voltage of 30V. With radial terminal placement, it operates b/w -40°C to 125°C, making it suitable for through-hole mounting.
B59807A0090A062
TDK B59807A0090A062 is a PTC thermistor with 200 ohm resistance, rated for 265V AC voltage. It is used for overcurrent protection in various applications. Featuring dual-ended terminals and SMT package style, it operates b/w -40°C to 125°C temperature range.
MINISMDC010F-2
MINISMDC010F-2 by TE Connectivity is a PTC resettable fuse with resistance of 0.7 ohm and operating voltage of 60V. It is used for overcurrent protection, featuring dual-ended terminals and SMT package style. With a compact size of 4.73mm x 3.41mm x 0.89mm, it operates b/w -40°C to 85°C as per CSA, TUV, and UL standards.
B72207S0300K101
The TDK B72207S0300K101 is a VARISTOR with 30V max circuit RMS voltage, 2J energy absorption, and -40 to 105°C operating temp. Ideal for surge protection in electronics due to its METAL OXIDE tech and RADIAL terminal placement.
MINIASMDC050F-2
PTC RESETTABLE FUSE; Mounting Type: SURFACE MOUNT; Resistance: .15 ohm; Maximum Operating Temperature: 85 Cel; Operating Voltage: 24 V; Package Style (Meter): SMT;
V5.5MLA0603H
Harris Semiconductor
VARISTOR; Mounting Type: SURFACE MOUNT; Rated Power Dissipation (P): .05 W; Maximum Operating Temperature: 125 Cel; Rated Temperature: 150 Cel; JESD-609 Code: e3;
B59754B0120A070
The TDK B59754B0120A070 is a PTC thermistor with 150 ohm resistance, rated for 440V AC. It is used for overload protection in various applications. Featuring radial terminal placement and disk package shape, it operates b/w -40°C to 125°C temperature range.
RXEF030
TE Connectivity's RXEF030 is a PTC resettable fuse with 2.1 ohm resistance and rated AC voltage of 72V. Ideal for temperature sensing applications, it has a max operating temp of 85°C and min of -40°C. With radial terminal placement and disk package shape, it offers 0.49W power dissipation in through-hole mounting method.
B72210-S301-K101
The TDK B72210-S301-K101 is a VARISTOR with 47J energy capacity, 385V operating voltage, and -40 to 85°C temperature range. It has RADIAL terminals and DISK PACKAGE shape, suitable for surge protection in various electronic circuits.
V275LA20A
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .6 W; Maximum Operating Temperature: 85 Cel; Operating Voltage: 369 V; Technology: METAL OXIDE FILM;
ERTJ0EP473F
Panasonic ERTJ0EP473F is a NTC thermistor with 47000 ohm resistance, 1% tolerance, and 0.066 W power dissipation. It is used for temperature compensation in applications requiring thermal sensitivity index of 4100 K. With dual-ended terminals and SMT package style, it operates b/w -40 to 125 °C for precise measurements.
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30R250UU
30R250UU by Littelfuse is a PTC resettable fuse with resistance of 0.02 ohm, operating voltage of 30V, and max circuit DC voltage of 30V. It is used for overcurrent protection in applications requiring radial terminal placement and matte tin finish.
30R250HPR
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Manufacturer Series: 30R; Terminal Shape: WIRE;
30R250UPR
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Length (Package): 11.4 mm; Reference Standard: CUL; TUV; UL;
30R250UMR
PTC RESETTABLE FUSE; JESD-609 Code: e3; Terminal Finish: Matte Tin (Sn); Manufacturer Series: 30R;
30R250PPR
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; Packing Method: AMMO PACK;
30R250PR
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Thermistor Application: TEMPERATURE SENSING; Terminal Finish: Matte Tin (Sn); Terminal Shape: WIRE;
30R250FP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; JESD-609 Code: e3;
30R250MP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Manufacturer Series: 30R; Thermistor Application: OVERLOAD PROTECTION;
30R250UF
PTC RESETTABLE FUSE; Manufacturer Series: 30R; Terminal Finish: Matte Tin (Sn); JESD-609 Code: e3;
30R250UFR
PTC RESETTABLE FUSE; Terminal Finish: Matte Tin (Sn); JESD-609 Code: e3; Manufacturer Series: 30R;
30R250UM
30R250PP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; JESD-609 Code: e3; No. of Terminals: 2;
30R250UP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; No. of Terminals: 2; Width (Package): 3 mm;
30R250HP
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Terminal Finish: Matte Tin (Sn); No. of Terminals: 2;
30R250UH
30R250
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Additional Features: 0.07OHMS AT 20 DEGREE; Manufacturer Series: 30R;
30R250FPR
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Packing Method: AMMO PACK; Manufacturer Series: 30R;
30R250MPR
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Manufacturer Series: 30R; Packing Method: AMMO PACK;
30R250UHR
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