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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Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Dielectric Strength Between Open Contacts: 250 Vrms; Body Length/Diameter: 32 mm; Sealing: HERMETICAL;
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$2.239
Other Function Relays HE221A1290 attributes and parameters. Explore more Other Function Relays devices from Littelfuse
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HE221A1290 Relays trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.49.00.50
SB
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.
1N4148
Sinyork
RECTIFIER DIODE; Surface Mount: NO; Maximum Non Repetitive Peak Forward Current: .5 A; Maximum Output Current: .15 A; Maximum Repetitive Peak Reverse Voltage: 100 V; No. of Phases: 1;
NE555D
Texas Instruments
NE555D by Texas Instruments is an 8-terminal IC with a supply voltage range of 4.5V to 16V, suitable for analog waveform generation applications. It operates at temperatures from 0°C to 70°C and has a max supply current of 15mA. The package style is small outline, making it ideal for compact electronic designs.
1N4148WS
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Goodwork Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN-2803A
Vishay Sprague
Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
DP83848IVVX/NOPB
Texas Instruments DP83848IVVX/NOPB is a 3.3V Ethernet transceiver with 100000 Mbps data rate, suitable for industrial applications. It features CMOS technology, operates b/w -40 to 85 °C, and comes in a low profile flatpack package with matte tin finish.
LL4148-GS08
Vishay Intertechnology
The Vishay Intertechnology LL4148-GS08 is a glass diode with fast recovery time of 0.008 us and max reverse current of 5 uA. Ideal for applications requiring rectification, it has a breakdown voltage of 100 V and can handle a peak forward current of 2 A.
BSS138
Vishay Semiconductors
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Package Style (Meter): SMALL OUTLINE; Package Shape: RECTANGULAR; Transistor Application: SWITCHING;
Invensys Sensor Systems
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Reverse Recovery Time: .004 us; Config: SINGLE; Maximum Repetitive Peak Reverse Voltage: 100 V;
Changzhou Starsea Electronics
DS18B20Z/T&R
Maxim Integrated
DS18B20Z/T&R by Maxim Integrated is a 12-bit digital temperature sensor with a max supply voltage of 5.5V and an accuracy of 0.50°C. It features a 1-Wire interface, operates b/w -55°C to 125°C, and is ideal for applications requiring precise temperature monitoring in compact spaces.
LM555CN
Intersil
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Maximum Repetitive Peak Reverse Voltage: 100 V; Config: SINGLE; No. of Phases: 1; No. of Elements: 1;
BAV99
ROHM
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Renesas Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
First Components International
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Operating Temperature: 200 Cel; Config: SINGLE; No. of Elements: 1;
1N4148W-7-F
Diodes Incorporated
1N4148W-7-F by Diodes Inc. is a single rectifier diode with 0.715V max forward voltage and 100V max reverse voltage. Ideal for applications requiring fast switching speeds, it has a small outline package style and matte tin terminal finish, making it suitable for surface mount PCB designs.
LM7805CT/NOPB
LM7805CT/NOPB by Texas Instruments is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1.5A. It operates b/w 0-125°C, has a package style of flange mount, and offers low line/load regulation making it ideal for various electronic applications requiring stable power supply.
1N4148W-T
Rectron
MMBT2907ALT1G
Rochester Electronics
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): .6 A; Terminal Form: GULL WING;
G8J-1C7T-MF-R-DC12
Omron
Other Relays;
871-1C-C-D1-12VDC
Song Chuan Precision
871-1C-C-D1-12VDC by Song Chuan Precision is a SPDT relay with 1 FORM C form, operating at 12V. With a fast operate time of 10ms and high electrical life of 100000 cycles, it's ideal for applications requiring quick switching in automotive electronics and industrial control systems.
MY4-24VDC
Other Relays; Relay Function: 4PDT; Coil or Input Supply Type: DC; Reference Standard: CE; CSA; UL; VDE; Dielectric Strength Between Coil & Contacts: 2000 Vrms; DC Coil Operate Voltage: 19.2 V;
HE722R0520
Littelfuse
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Terminal Length: .1181 inch; Maximum DC Coil Voltage: 12 V; Input Switching Control Type: Random;
RWH-SS-112D
Good Sky Electric
RWH-SS-112D by Good Sky Electric is a 1 FORM C SPDT relay with 10ms operate time and 100000 cycle electrical life. It has a max contact DC power rating of 360W@110VDC, making it suitable for applications requiring high switching capacity and reliability in industrial control systems.
G5V-DC12
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Reference Standard: CSA; UL; Contact Resistance: 100 mohm; Maximum Contact AC Rating (R Load): 1A@125VAC;
G7L-1A-B-80CB-DC12
HE752A2420
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; DC Coil Operate Voltage: 16 V; Termination Type: SOLDER; Physical Dimension: 19.05mm x 7.24mm x 7.5mm;
G7L-1A-T-UB80CB-DC24
G7L-2A-P-80CB-DC48
G7L-1A-P-UBCB-DC12
HE751B1200
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Physical Dimension: 19.05mm x 7.24mm x 7.5mm; Maximum DC Coil Voltage: 31 V; No. of Terminals: 4;
8L61-12-011
Coto Technology
8L61-12-011 by Coto Technology is a SPDT relay with 1 FORM C form factor, operating at 12V nominal coil voltage. With a fast operate time of 1ms and max contact DC power rating of 3W@100VDC, it's ideal for applications requiring momentary relay action in environments with temperatures ranging from -20°C to 85°C.
HE452A2450
Other Relays; Relay Function: DPST; Coil or Input Supply Type: DC; Dielectric Strength Between Open Contacts: 250 Vrms; Input Switching Control Type: Random; Contact or Output Supply Type: DC;
G7L-1A-P-UBJCB-DC6
2911-12-301
The Coto Technology 2911-12-301 relay is a SPDT type with 1 FORM C form, operating at 12V nominal coil voltage. With a max contact DC power rating of 3W@150VDC, it is suitable for applications requiring momentary relay action and random input switching control. The hermetically sealed relay has a compact body size of 20.82mm x 6.35mm x 7.62mm, making it ideal for PCB designs where space is limited.
G7L-2A-P-JCB-AC24
HE751E0520
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Minimum Operating Temperature: -40 Cel; Sealing: HERMETICAL; Release Time: 1 ms;
G5Q-1A4-DC12V
Omron G5Q-1A4-DC12V is a 12V SPST relay with 10ms operate time and 100000 cycles electrical life. LATCHED action, suitable for AC/DC applications, with 10A@277VAC max contact rating. Ideal for random input switching control in various electronic devices due to its compact size and high insulation resistance of 1G ohm.
G7L-1A-P-80CB-AC50
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
HE222A0550
Other Relays; Relay Function: DPST; Coil or Input Supply Type: DC; Minimum Operating Temperature: -40 Cel; Insulation Resistance: 10000000000 ohm; Relay Form: 2 FORM A;
HE221B2450
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Coil Resistance: 2770 ohm; Relay Form: 1 FORM B; Maximum Operating Temperature: 85 Cel;
HE221A2450
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Minimum Operating Temperature: -40 Cel; DC Coil Release Voltage: 1.4 V; Dielectric Strength Between Coil & Contacts: 1500 Vrms;
HE221C2450
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Maximum Contact DC Power Rating (R Load): 5W@175VDC; Insulation Resistance: 1000000000 ohm; Body Length/Diameter: 32.5 mm;
HE221C0550
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Coil Resistance: 140 ohm; Maximum Contact DC Rating (R Load): 0.25A@175VDC; Body Height: 10 mm;
HE221B1250
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum DC Contact Current: .5 A; Body Length/Diameter: 32.5 mm; Contact Resistance: 150 mohm;
HE222A0590
Other Relays; Relay Function: DPST; Coil or Input Supply Type: DC; Maximum Operating Temperature: 85 Cel; Maximum DC Contact Voltage: 200 V; Physical Dimension: 32mm x 12.5mm x 9.5mm;
HE221A0590
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum Contact DC Power Rating (R Load): 10W@200VDC; Dielectric Strength Between Open Contacts: 250 Vrms; DC Coil Operate Voltage: 3.5 V;
HE221B2490
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Terminal Length: .126 inch; Maximum DC Contact Current: .5 A; Operate Time: 1 ms;
HE221A2490
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Nominal Coil Voltage: 24 V; Contact Resistance: 150 mohm; Maximum DC Contact Current: .5 A;
HE221C1290
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Sealing: HERMETICAL; Physical Dimension: 32mm x 10mm x 9.5mm; Contact Resistance: 150 mohm;
HE221C0590
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Insulation Resistance: 1000000000 ohm; Nominal Coil Voltage: 5 V; Contact Resistance: 150 mohm;
HE221B0590
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum Contact DC Power Rating (R Load): 10W@200VDC; Input Switching Control Type: Random; Terminal Length: .126 inch;
HE221C2490
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Dielectric Strength Between Open Contacts: 200 Vrms; Physical Dimension: 32mm x 10mm x 9.5mm; Coil Resistance: 3285 ohm;
HE221B1290
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum DC Contact Current: .5 A; Termination Type: SOLDER; Dielectric Strength Between Open Contacts: 250 Vrms;
HE221A0550
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Input Switching Control Type: Random; Maximum Contact DC Rating (R Load): 0.5A@200VDC; Terminal Length: .126 inch;
HE221A1250
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Coil Resistance: 855 ohm; Termination Type: SOLDER; Sealing: HERMETICAL;
HE221B0550
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Body Width: 10.5 inch; Maximum DC Contact Current: .5 A; Contact Resistance: 150 mohm;
HE221C1250
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Body Height: 10 mm; Insulation Resistance: 1000000000 ohm; Physical Dimension: 32.5mm x 10.5mm x 10mm;
Supply Digital Components
$106.00
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12,000 In-Stock
Total price ≈ $80,197.29
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