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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Featured manufacturers
HE721A0500 by Littelfuse is a 1 FORM A SPST Reed Relay with 10W@200VDC power rating. It operates at -40 to 85 °C, with 0.01A DC coil current and 0.35A AC contact current. Ideal for applications requiring momentary relay action in PCBs, it offers high insulation resistance of 10000000000 ohm and hermetically sealed body for reliability.
Median Price
$1.920
Lifecycle Status
Suppliers In-Stock
38
In-Stock Inventory
1k+
Arrow
1+ parts
$1.091
100+ parts
$0.951
1k+ parts
$0.765
10k+ parts
$0.758
Newark
$1.300
$1.200
$1.100
RS Americas
$1.540
-
Farnell
$1.921
$1.441
Mouser Electronics
$1.960
$1.350
$1.080
Chip1Stop
$4.960
$1.190
$0.771
$0.754
Verical
$0.953
$0.767
$0.760
Nova Conductors
$1.243
Component Electronics Inc.
$1.440
$1.250
Freelance Electronics
$2.143
$2.250
$2.122
TME
$3.000
$1.880
$1.810
Vyrian
Chip Stock
ACDS - Activité Composants Distribution Service
Dan-Mar Components
Digital Electronic Gebert Verwaltungs UG
Semi Source
NAC Semi
$3.300
$3.050
ECAB
NPI Materials, Inc.
Electronic Expediters
R&J Components
Holdelec - ElecDif-Pro
Tech-Mark Corp
Bristol Electronics
M&R Communications
Inventory MP
Resion
EMSNET
J & M Industries LLC
Elcom Components
Prism Electronics
Q Components
Inland Empire Components Inc.
Flex Direct, LLC
First Choice Components Inc.
LWI Electronics Inc
Electronics Depot
Semicontronic
$0.810
$0.790
$0.786
Ampacity Inc.
Continental Prestige Electronics
$0.851
Argo Parts USA
$0.935
Netroflash
Allen Electronics Distributors
$2.080
$1.660
Aztec Data Supply Inc.
$2.335
Corohmni
$4.407
Perfect Parts
Metaverse IC Inc.
Infinite Electronics LLP (Excess)
ChipstoGo Electronic ltd
Computer Components Inc. - USA
Cyclops Electronics Ltd (Excess)
Robosynatics
$16.985
Lucentia Tech
4 Star Electronics, Inc. (Excess)
Single-Pole, Single-Throw relay function provides a simple and reliable switching solution for various applications.
Fast operate time ensures quick response and efficient performance of the relay.
High DC power rating of 10W at 200VDC allows for handling of high power applications with ease.
High insulation resistance ensures reliable and safe operation of the relay by preventing unwanted current leakage.
Hermetically sealed construction provides protection against environmental factors, ensuring long-term reliability.
Operates efficiently in a wide range of temperatures, making it suitable for various industrial environments.
Low coil voltage requirement enables energy-efficient operation and compatibility with standard power sources.
High dielectric strength ensures safe isolation between contacts, reducing the risk of arcing or short circuits.
Quick release time allows for fast disconnection of the circuit, contributing to overall system responsiveness.
Solder termination provides a secure connection between the relay and external circuit, ensuring reliable performance.
Reed Relays HE721A0500 attributes and parameters. Explore more Reed Relays devices from Littelfuse
Relay Type:
Relay Action:
Relay Function:
Relay Form:
Input Switching Method:
Contact Maximum DC Current:
Contact Maximum DC Voltage:
Contact Maximum DC Rating (R Load):
Contact Resistance:
Coil Maximum DC Voltage:
Contact Maximum AC Current:
Contact Maximum AC Voltage:
Contact Maximum AC Rating (R Load):
Contact Maximum DC Power Rating (R Load):
Coil Resistance:
Coil/Input Supply Type:
Coil Maximum DC Current:
Coil DC Operate Voltage:
Coil DC Release Voltage:
Coil Power:
Coil Nominal Voltage:
Termination Type:
Activation Time:
Release Time:
Minimum Operating Temperature:
Maximum Operating Temperature:
Coil-Contacts Dielectric Strength:
Open Contacts Dielectric Strength:
Insulation Resistance:
Width:
Height:
Length/Diameter:
PCB Hole Count:
Terminal Count:
Terminal Length:
Mounting Type:
Packing Method:
Sealing Type:
Industry Standard Compliance:
HE721A0500 Relays trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.49.00.50
SB
NSN
5945-01-277-6035, 5945012776035
NIIN
012776035
PCN Packaging - Multiple Devices Packaging/Quantity 05/Jun/2020 Reed Relay Packaging 05/Apr/2019
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.
NC7WZ07P6X
Onsemi
The Onsemi NC7WZ07P6X is a logic gate with 2 functions, featuring a propagation delay of 4.8 ns at 1.8V supply voltage. With open-drain output characteristics, it operates in industrial temperatures from -40 to 85°C. Ideal for applications requiring fast signal processing and low power consumption in compact designs.
STM32F405RGT6
STMicroelectronics
STM32F405RGT6 by STMicroelectronics is a 32-bit microcontroller with 2/3.3V power supplies, 16 external interrupts, and 196608 RAM bytes. Ideal for industrial applications, it features CAN(2), I2C(3), SPI(3) connectivity options and operates at a max clock frequency of 26 MHz. With low power mode and DMA support, it offers versatile performance in compact dimensions.
LL4148
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Weitron Technology
Rugao Dachang Electronic
STM32H743BIT6
STM32H743BIT6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, 208 terminals, and 1085440 bytes of RAM. It features 2 DAC channels, 32 ADC channels, and operates at a max clock frequency of 48 MHz. Ideal for industrial applications requiring high-speed processing and extensive peripheral connectivity.
1N4148
Lite-on Semiconductor
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;
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.
2N7002
Yangzhou Yangjie Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; No. of Elements: 1; Terminal Form: GULL WING; Maximum Drain Current (ID): .34 A;
Silicon Standard
STM32H743ZIT6
STM32H743ZIT6 by STMicroelectronics is a 32-bit microcontroller with integrated cache and a max supply voltage of 3.6V. It is commonly used in industrial applications, offering features such as 21 timers, CAN and USB connectivity, and low power mode.
Leshan Radio
RECTIFIER DIODE; Surface Mount: YES; Maximum Non Repetitive Peak Forward Current: 2 A; Maximum Reverse Recovery Time: .004 us; No. of Phases: 1; Maximum Operating Temperature: 175 Cel;
Daco Semiconductor
First Components International
SMBJ18CA
Hy Electronic
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Changzhou Galaxy Century Microelectronics
NXP Semiconductors
LM358MX
Texas Instruments
LM358MX by Texas Instruments is a dual operational amplifier with a max input offset voltage of 9000 uV. It has a nominal voltage of 5V and a min voltage gain of 15000. This op amp is commonly used in applications requiring amplification and signal conditioning.
LM358N
Silicon Group
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
DBT71210U
Cynergy3 Components
DBT71210U by Cynergy3 Components is a 1 FORM B SPST reed relay with an operate time of 2 ms and electrical life of 1000000 cycles. It is commonly used in AC/DC contact or output supply applications requiring a max contact current of 2A@7000VAC/DC.
3-1393771-8
TE Connectivity
TE Connectivity 3-1393771-8 Reed Relay, SPST with 2 FORM C, operates in 1.5ms. Ideal for applications requiring momentary relay action, with a max AC contact current of 0.5A and DC coil operate voltage of 3.8V.
HE72-1-B-05-30
Littelfuse
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Reference Standard: CUL; UL;
HE721A0510
HE721A0510 by Littelfuse is a 1 FORM A SPST reed relay with 10W@200VDC power rating. With 1ms operate time, it's ideal for applications requiring momentary relay action. Featuring hermetically sealed design, it operates b/w -40 to 85 °C and has coil resistance of 500 ohm.
HE72-1-A-05-30
HE721A1220
2372-12-000
Coto Technology
The Coto Technology 2372-12-000 is a DPDT Reed Relay with 1.5ms operate time and 100000000 cycle electrical life. It has a max contact DC power rating of 3W@100VDC, making it suitable for applications requiring high reliability switching in industrial control systems.
HI12-1A85
Standex-meder Electronics
HI12-1A85 by Standex-Meder Electronics is a 1 FORM A SPST reed relay with 1.1ms operate time and 10000000000000 ohm insulation resistance. Ideal for AC/DC applications, it has a max contact rating of 1A@1000VAC/DC and operates at temperatures ranging from -20 to 70 °C.
DAT72415
DAT72415 by Cynergy3 Components is a SPST Reed Relay with 1 FORM A, operating in 3ms. It has an electrical life of 1000000000 cycles and insulation resistance of 10000000000 ohm. Ideal for applications requiring MBB relay action, it offers a max DC contact current of 2A@10000VDC and operates at temperatures ranging from -20 to 70°C.
HE24-1A83-02
HE24-1A83-02 by Standex-meder Electronics is a 1 FORM A SPST reed relay with an operate time of 3 ms. It has a max AC contact current of 3A@7500VAC and is suitable for AC/DC contact or output supply applications.
2372-05-000
The Coto Technology 2372-05-000 is a DPDT Reed Relay with 1.5ms operate time and 100000000 cycle electrical life. It has a max contact DC power rating of 3W@100VDC, making it suitable for applications requiring high reliability switching in industrial control systems.
H24-1A69
Meder Electronic Ag
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum DC Contact Current: 3 A;
JWD-171-27
TE Connectivity's JWD-171-27 Reed Relay, DPST with 2 FORM A, operates in 1.5ms and has an electrical life of 1000000 cycles. With a max contact DC power rating of 10W@20VDC, it is suitable for applications requiring momentary relay action and PCB hole count of 8.
9007-05-01
Coto Technology's 9007-05-01 Reed Relay features SPST function, 0.5ms operate time, and 10W@200VDC power rating. Ideal for AC/DC supply applications with 0.5A@200VAC contact rating. HERMETICALLY SEALED design ensures reliability in various environments.
HE721C0530
HE721C0530 by Littelfuse is a SPDT Reed Relay with 3ms operate time, 5W@175VDC power rating. Ideal for applications requiring momentary relay action, such as in PCBs for DC supply switching control. With hermetically sealed body and 10000000000 ohm insulation resistance, it ensures reliable performance in temperatures ranging from -40 to 85 °C.
HE721A2430
1393763-1
Tyco Electronics Cii
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MBB; Relay Function: SPST; Coil or Input Supply Type: DC; Reference Standard: CUL; UL;
2333-12-000
2333-12-000 by Coto Technology is a 3PST Reed Relay with 0.5ms operate time and 500,000,000 cycle electrical life. It is hermetically sealed and has a max contact DC power rating of 10W@200VDC. Ideal for applications requiring momentary relay action in environments with temperatures ranging from -20 to 85 °C.
SIL12-1A72-71DHR
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Minimum Operating Temperature: -20 Cel;
MS05-1A87-75DHR
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Body Length/Diameter: 15.2 mm;
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HE721C0510
Hamlin Electronics Europe
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPDT; Coil or Input Supply Type: DC; DC Coil Operate Voltage: 3.75 V;
HE721C0510 by Littelfuse is a SPDT Reed Relay with 3ms operate time, 10000000000 ohm insulation resistance, and 7.22mm body width. Ideal for applications requiring momentary relay action in environments with temperatures ranging from -40 to 85 °C.
HE721A1200
HE721A1200 by Littelfuse is a 1 FORM A SPST Reed Relay with 10W@200VDC power rating. With 1ms operate time, it's hermetically sealed and ideal for AC/DC supply applications. Featuring 12V nominal coil voltage, it offers high insulation resistance of 10000000000 ohm and dielectric strength up to 500 Vrms.
HE721A0500
HE721C2400
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPDT; Coil or Input Supply Type: DC; Reference Standard: CUL; UL;
HE721C1210
HE721C1210 by Littelfuse is a SPDT 1 FORM C reed relay with 3ms operate time. With hermetically sealed body, it has 12V nominal coil voltage and operates at -40 to 85°C. Ideal for applications requiring momentary relay action in DC circuits up to 175V.
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPDT; Coil or Input Supply Type: DC; Maximum DC Contact Current: .25 A;
HE721C0500
HE721A2410
HE721A2410 by Littelfuse is a SPST Reed Relay with 1 FORM A, operate time of 1 ms, and insulation resistance of 10^10 ohm. It is hermetically sealed, ideal for applications requiring momentary relay action in electronics with DC supply up to 200V and coil voltage of 24V.
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Maximum Operating Temperature: 85 Cel;
HE721C2410
HE721A1230
HE721A0540
HE721A0530
DRY REED RELAY; Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT; Relay Action: MOMENTARY; Relay Function: SPST; Coil or Input Supply Type: DC; Reference Standard: UL;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
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