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: SPDT; Coil or Input Supply Type: DC; Nominal Coil Voltage: 12 V; Termination Type: SOLDER; Operate Time: 1 ms;
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Other Function Relays HE721E1240 attributes and parameters. Explore more Other Function Relays devices from Littelfuse
Relay Function:
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Coil Nominal Voltage:
Coil DC Operating Voltage:
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Coil DC Release Voltage:
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Contact Maximum DC Rating (R Load):
Contact Maximum DC Power Rating (R Load):
Contact Resistance:
Height:
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PCB Hole Count:
Input Switching Mechanism:
Terminal Count:
Termination Type:
Minimum Operating Temperature:
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Coil-Contact Dielectric Strength:
Open Contacts Dielectric Strength:
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HE721E1240 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.
LM358M
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
1N4148
Taiwan Semiconductor
RECTIFIER DIODE; Surface Mount: NO; Peak Reflow Temperature (C): 260; Maximum Operating Temperature: 175 Cel; JESD-609 Code: e3; No. of Elements: 1;
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;
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;
M85049/85-08W02
TE Connectivity
CONNECTOR ACCESSORY; Minimum Operating Temperature: -65 Cel; Wire Gauge (AWG): 0; Maximum Wire Size: 0 AWG; Maximum Operating Temperature: 175 Cel; Material: ALUMINUM ALLOY;
SMBJ18CA
Jiangsu Jiejie Microelectronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Teledyne Components
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; JESD-30 Code: R-PDSO-G3; Maximum Operating Temperature: 150 Cel; No. of Terminals: 3;
OPA2227UA
Texas Instruments
OPA2227UA by Texas Instruments is a dual operational amplifier with low-offset voltage of 200 uV and bias current of 0.01 uA. It operates at temperatures ranging from -40 to 85 °C, making it suitable for industrial applications requiring precise signal amplification. With a unity gain bandwidth of 8000 kHz, this op amp is ideal for high-frequency circuit designs.
LM317T/NOPB
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; JESD-609 Code: e3; 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;
1N4148WS-7-F
Diodes Incorporated
1N4148WS-7-F by Diodes Inc. is a single rectifier diode with max reverse recovery time of 0.004 us and max reverse current of 1 uA. It operates b/w -65 to 150 °C, ideal for applications requiring small outline surface mount diodes with a max output current of 0.15 A.
AH180-WG-7
AH180-WG-7 by Diodes Inc. is a magnetic field sensor with 1.5mT hysteresis, 0.30V output range, and 9mA max operating current. Ideal for applications requiring non-inverting analog voltage output in a compact rectangular package suitable for surface mount installations.
Continental Device India
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; Package Body Material: PLASTIC/EPOXY; JEDEC-95 Code: TO-236AB;
LM358AN
Samsung
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; 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;
LIS3DHTR
STMicroelectronics
LIS3DHTR by STMicroelectronics is a 16-terminal accelerometer with output range of 0.18-1.62V, ideal for motion sensing applications. Operating temperature ranges from -40 to 85°C, making it suitable for various environments. With a compact square package body of 3x3mm and digital voltage output type, it is commonly used in surface mount designs.
SN6505BDBVR
SN6505BDBVR by Texas Instruments is a small outline, low profile interface IC with 6 terminals. It operates b/w -55 to 125°C and supports a max output current of 1.5A at supply voltages ranging from 2.25V to 5.5V. Ideal for military-grade applications requiring compact design and high reliability.
FDN306P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Maximum Drain Current (Abs) (ID): 2.6 A; Operating Mode: ENHANCEMENT MODE;
OHN3140U
Optek Technology
MAGNETIC FIELD SENSOR,HALL EFFECT; Mounting Feature: THROUGH HOLE MOUNT; No. of Terminals: 3; Output Type: ANALOG CURRENT; Package Shape or Style: RECTANGULAR; Output Range: 25mA;
350766-1
TE Connectivity 350766-1 is a rectangular power connector with 0.25" mating contact pitch, rated for 600V and operating temperatures from -55 to 105°C. It has a durable design with POLYAMIDE insulator material, suitable for commercial applications requiring secure crimp termination in cable mounting setups.
7304-24-1100
Coto Technology
Other Relays; JESD-609 Code: e3; Terminal Finish: Matte Tin (Sn);
G7L-1A-B-J80CB-AC200/240
Omron
Other Relays;
HE752R1240
Littelfuse
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; DC Coil Operate Voltage: 8 V; PCB Hole Count: 8; Nominal Coil Voltage: 12 V;
G2R-1A4-ZDC48
Other Relays; Relay Action: LATCHED; Relay Function: SPST; Coil or Input Supply Type: DC; Reference Standard: CSA; TUV; UL; VDE; Maximum Operating Temperature: 70 Cel;
G7L-1A-P-UBJCB-DC100
MJN3CF-IN-DC6
HE752B1200
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; DC Coil Release Voltage: 1 V; No. of Terminals: 8; Body Length/Diameter: 19.05 mm;
SIF42224VDC
Elesta
Elesta SIF42224VDC relay features 6PST function, 20ms operate time, and 100000 cycle electrical life. With latched action and gold plating, it's ideal for AC/DC supply switching applications. Compact at 53.6mm x 33.5mm x 10.9mm, this DC coil relay operates at a nominal voltage of 24V with TUV and UL certifications.
G6B-1114P-US-SVDC24
Omron G6B-1114P-US-SVDC24 is a 1 FORM A SPST relay with 10ms operate time and 100000 cycle electrical life. It has a max contact DC power rating of 150W@125VDC, making it suitable for AC/DC applications in various industries. With a coil resistance of 2880 ohm and dielectric strength of 2121.64 Vrms, this compact relay offers reliable performance in a small form factor.
G5A-237PH
G2R-1A100AC
Other Relays; Relay Action: LATCHED; Relay Function: SPST; Coil or Input Supply Type: AC; Contact or Output Supply Type: AC/DC; AC Coil Release Voltage: 30 V;
HE721B1220
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum DC Contact Voltage: 200 V; Input Switching Control Type: Random; Maximum Contact DC Power Rating (R Load): 10W@200VDC;
MY4IN-CR
MY4ZIN-CR
SRT1-ROF16
HE752A2430
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Input Switching Control Type: Random; Coil Resistance: 2150 ohm; Physical Dimension: 19.05mm x 7.24mm x 7.5mm;
32.21.7.024.2000
Finder
Finder 32.21.7.024.2000 relay has SPDT function, 6ms operate time, and 10-inch body width. Ideal for AC/DC applications with 15A@400VAC max contact rating and 24V nominal coil voltage.
K-D4N-300M
Leach International
Other Relays; Relay Function: 4PDT; Coil or Input Supply Type: DC; Maximum DC Coil Voltage: 29 V; Maximum Contact AC Rating (M Load): 4A@115VAC; Maximum Contact AC Rating (I Load): 8A@115VAC;
HE721E1250
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Dielectric Strength Between Open Contacts: 200 Vrms; Insulation Resistance: 1000000000 ohm; Maximum Contact DC Rating (R Load): 0.25A@175VDC;
G7L-2A-T-UBJ80CB-AC6
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
HE721E2450
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Maximum DC Contact Current: .25 A; DC Coil Operate Voltage: 16 V; Coil Resistance: 2000 ohm;
HE721B2440
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Contact Resistance: 150 mohm; DC Coil Release Voltage: 2 V; Insulation Resistance: 10000000000 ohm;
HE721E2410
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Contact Resistance: 200 mohm; PCB Hole Count: 4; Termination Type: SOLDER;
HE721E0540
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Maximum DC Contact Current: .25 A; No. of Terminals: 4; Maximum Contact DC Power Rating (R Load): 5W@175VDC;
HE721B2420
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Insulation Resistance: 10000000000 ohm; Release Time: 1 ms; Maximum Contact DC Power Rating (R Load): 10W@200VDC;
HE722A0530
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Body Length/Diameter: 19.05 mm; Maximum Contact DC Power Rating (R Load): 10W@200VDC; DC Coil Release Voltage: .5 V;
HE721B0540
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Coil Resistance: 500 ohm; Physical Dimension: 20.19mm x 7.62mm x 7.75mm; Maximum Contact DC Rating (R Load): 0.5A@200VDC;
HE721B2450
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Dielectric Strength Between Open Contacts: 250 Vrms; Body Width: 7.62 inch; Relay Form: 1 FORM B;
HE721B1230
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Body Width: 7.24 inch; Termination Type: SOLDER; Coil Resistance: 1000 ohm;
HE721E0550
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Physical Dimension: 20.19mm x 7.62mm x 7.75mm; Maximum Contact DC Rating (R Load): 0.25A@175VDC; Nominal Coil Voltage: 5 V;
HE721B1250
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Relay Form: 1 FORM B; Maximum DC Contact Voltage: 200 V; Maximum Contact DC Rating (R Load): 0.5A@200VDC;
HE721E2440
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Maximum DC Contact Voltage: 175 V; Maximum Contact DC Rating (R Load): 0.25A@175VDC; Terminal Length: .1181 inch;
HE721B1210
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Nominal Coil Voltage: 12 V; Dielectric Strength Between Open Contacts: 250 Vrms; Maximum DC Coil Voltage: 14 V;
HE721B2430
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; DC Coil Release Voltage: 2 V; Termination Type: SOLDER; Coil Resistance: 2150 ohm;
HE721B0520
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Release Time: 1 ms; Dielectric Strength Between Coil & Contacts: 500 Vrms; Coil Resistance: 500 ohm;
HE721B0550
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum DC Coil Voltage: 6.5 V; Contact Resistance: 150 mohm; PCB Hole Count: 4;
HE721B1240
Other Relays; Relay Function: SPST; Coil or Input Supply Type: DC; Contact Resistance: 150 mohm; Body Width: 7.62 inch; Coil Resistance: 1000 ohm;
HE721E1240
Hamlin Electronics Europe
Other Relays; Relay Function: SPDT; Coil or Input Supply Type: DC; Maximum DC Coil Voltage: 22 V; DC Coil Release Voltage: 1 V; Nominal Coil Voltage: 12 V;
Supply Digital Components
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12,000 In-Stock
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