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
The Littelfuse MDCG-4-17-23 is a SPST DRY REED SWITCH with 38 AT max pull in and 12 AT min pull in. It operates b/w -40 to 125 °C, with 0.5A@200VDC DC max rating. Ideal for applications requiring reliable magnetic reed switches.
Median Price
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Element14
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Arrow
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Verical
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Semicontronic
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Component Stockers USA
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Perfect Parts
The high maximum pull in value ensures reliable operation and strong magnetic response.
The low minimum pull in value allows for sensitivity in detecting changes in magnetic fields.
The single-pole, single-throw switch function simplifies circuitry and ensures consistent operation.
The compact body height makes the switch suitable for various applications where space is limited.
The high maximum operating temperature allows for reliable performance in demanding environments.
The high maximum AC contact current rating enables the switch to handle electrical loads effectively.
The low minimum operating temperature ensures functionality even in extremely cold conditions.
The nominal resonant frequency indicates the switch's responsiveness to magnetic fields.
The TIN terminal finish provides corrosion resistance and ensures long-term reliability.
The high maximum DC contact voltage rating allows for safe operation with a range of devices.
The dry reed switch design offers fast response times and a high level of durability.
The AC maximum rating ensures compatibility with various electrical systems and appliances.
The compact body length/diameter makes the switch easy to integrate into different setups.
The DC maximum rating allows for efficient handling of electrical loads in direct current applications.
The high maximum DC contact current rating ensures reliable performance in DC circuits.
The solder termination type enables secure connections for long-term use.
The high maximum AC contact voltage rating ensures compatibility with a wide range of AC devices.
The through hole-straight mounting feature simplifies installation and ensures a secure attachment.
Magnetic Reed Switches MDCG-4-17-23 attributes and parameters. Explore more Magnetic Reed Switches devices from Littelfuse
Body Height:
Body Length/Diameter:
AC Maximum Rating R Load (Contact):
Maximum AC Contact Current:
Maximum DC Contact Current:
DC Maximum Rating R Load (Contact):
Maximum AC Contact Voltage:
Maximum DC Contact Voltage:
JESD-609 Code:
Mounting Feature:
Maximum Operating Temperature:
Minimum Operating Temperature:
Maximum Pull In:
Minimum Pull In:
Nominal Resonant Frequency:
Switch Function:
Switch Type:
Terminal Finish:
Termination Type:
MDCG-4-17-23 Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.70.00
SB
PCN Design/Specification - Reed Switch Box Logo Change 23/Sep/2015
PCN Packaging - Multiple Series Packaging 26/Aug/2020
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.
SMBJ18CA
Yangzhou Yangjie Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.05 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
LM358AN
Signetics
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LL4148
Semtech Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
EU2B-YS2J03F
Idec
ROTARY SWITCH;
SS14
Goodwork Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Telcom Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
BAV99
Comchip Technology
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
MBRS360T3G
Onsemi
MBRS360T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.63V and a max output current of 3A. It is designed for applications requiring high-speed switching and low power loss, making it suitable for use in various electronic devices.
2N7002
Diotec Semiconductor Ag
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Time At Peak Reflow Temperature (s): 10; Terminal Finish: MATTE TIN;
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;
International Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
RECTIFIER DIODE; Surface Mount: YES; Technology: SCHOTTKY; No. of Phases: 1; Config: SINGLE; Maximum Operating Temperature: 125 Cel;
Formosa Microsemi
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR; Maximum Drain Current (Abs) (ID): .115 A;
MMBT2907ALT1G
MMBT2907ALT1G by Onsemi is a PNP BJT transistor with 100 min hFE, 60V VCEO, and 200MHz fT. Ideal for switching applications, it has a small outline package with Gull Wing terminals and can handle up to 0.6A of collector current.
1N4148
Tak Cheong Electronics Holdings
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
DS18B20U
Maxim Integrated
DS18B20U by Maxim Integrated is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, offering ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
ULN2803A
Rochester Electronics
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Additional Features: LOGIC LEVEL COMPATIBLE; Qualification: Not Qualified;
MMBT3906LT1G
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
M39029/58360
Souriau-sunbank Connection Technologies
Souriau-sunbank's M39029/58360 is a MIL-Spec backshell with CRIMP contact type and male gender. It conforms to MIL-DTL-38999 standards, mates with M39029/56348 contacts, and requires M81969/14-01 insertion tools. Ideal for military applications requiring reliable crimp terminals.
LM107H
General Electric Solid State
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Minimum Voltage Gain: 25000;
DRS-50-47-58
Littelfuse
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Termination Type: SOLDER; Nominal Resonant Frequency: .85 kHz; Maximum AC Contact Voltage: 280 V;
KSK-1C90F-2025
Meder Electronic Ag
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPDT; Maximum AC Contact Voltage: 175 V; Body Height: 14 mm; Maximum Operating Temperature: 130 Cel;
59050-1-T-00-0
DRY REED SWITCH;
MISM-7R6-10
The Littelfuse MISM-7R6-10 is a hermetically sealed SPST dry reed switch with a max pull-in of 10 AT and min pull-in of 6 AT. It operates b/w -40 to 125 °C, suitable for applications requiring reliable switching at up to 0.18A@120VAC or 0.25A@170VDC.
DRS-DTH-70-75
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPDT; Maximum Operating Temperature: 125 Cel; AC Maximum Rating R Load (Contact): 0.35A@350VAC; Termination Type: SOLDER;
MDSM-DT
DRY REED SWITCH; Mounting Feature: SURFACE MOUNT-RIGHT ANGLE; Switch Function: SPDT; Maximum Operating Temperature: 125 Cel; Body Length/Diameter: 2.54 mm; Manufacturer Series: MDSM-DT;
MISM-3V1R-6-10
DRY REED SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Maximum AC Contact Voltage: 120 V; Body Length/Diameter: 1.8 mm; Maximum AC Contact Current: .18 A;
DRR-129-57-68AT
DRY REED SWITCH; Manufacturer Series: DRR-129;
MK01-H
Standex-meder Electronics
MK01-H by Standex-Meder Electronics is a waterproof SPDT magnetic reed switch with 20 AT max pull in and 15 AT min pull in. It operates b/w -20°C to 85°C, suitable for surface mount applications requiring a 0.5A@175VAC/DC contact current/voltage rating.
MDSM-10B-10-15
DRY REED SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Packing Method: BULK; Minimum Operating Temperature: -40 Cel; Maximum AC Contact Voltage: 140 V;
MDRR-DT-15-20-F
MDRR-DT-15-20-F by Littelfuse is a CHANGE-OVER magnetic reed switch with 15 AT min and 20 AT max pull in. It operates b/w -40 to 125 °C, with DC contact current up to 0.25 A at 175 V. Ideal for applications requiring reliable switching in various environments.
DRS-50-42-48
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Maximum Operating Temperature: 125 Cel; Maximum AC Contact Voltage: 280 V; Sealing: HERMETICALLY SEALED;
RI80SMD-0510-G1
Comus International
59165-1-S-00-A
Hamlin Electronics Europe
CT10-1530-G1
Coto Technology
CT10-1530-G1 by Coto Technology is a SPST DRY REED SWITCH with 30 AT pull in, 3 AT drop-out, and 15 AT min pull in. Ideal for applications requiring reliable magnetic reed switches in environments with temperatures ranging from -40 to 125°C.
DRS-50-77-83
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Packing Method: BULK; Minimum Pull In: 77 AT; Maximum AC Contact Current: 2.1 A;
2119401015
Meder Electronic Ag's 2119401015 is a SPDT magnetic reed switch with max pull in of 15 AT and min pull in of 10 AT. With a body height of 14 mm, it operates b/w -40 to 130 °C, handling 0.5A@175VAC/DC loads. Ideal for applications requiring reliable switching in various environments.
MDRR-DT-15-20-U
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: CHANGE-OVER; Additional Features: STANDARDS: CUL; UL; AC Maximum Rating R Load (Contact): 0.18A@120VAC; Maximum Pull In: 20 AT;
DRR-129-62-73AT
DRR-DTH
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPDT; DC Maximum Rating R Load (Contact): .5A@500VDC; Minimum Pull In: 50 AT; Body Length/Diameter: 5.33 mm;
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MDCG-4-12-33
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Body Height: 15.24 mm; Body Length/Diameter: 2.28 mm; Minimum Operating Temperature: -40 Cel;
MDCG-4
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Manufacturer Series: MDCG-4; Sealing: HERMETICALLY SEALED; Body Length/Diameter: 2.28 mm;
MDCG-4-12-18
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; AC Maximum Rating R Load (Contact): .35A@140VAC; Terminal Finish: TIN; Termination Type: SOLDER;
MDCG-4-12-23
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Terminal Finish: TIN; Maximum AC Contact Voltage: 140 V; Maximum DC Contact Current: .5 A;
MDCG-4-12-23AT
DRY REED SWITCH; Manufacturer Series: MDCG-4;
MDCG-4-17-23AT
MDCG-4-17-28
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Maximum Operating Temperature: 125 Cel; Nominal Resonant Frequency: 3.9 kHz; Minimum Operating Temperature: -40 Cel;
MDCG-4-17-28AT
MDCG-4-22-28
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Maximum DC Contact Voltage: 200 V; Maximum AC Contact Voltage: 140 V; JESD-609 Code: e3;
MDCG-4-22-28AT
MDCG-4-22-33
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; AC Maximum Rating R Load (Contact): .35A@140VAC; Maximum AC Contact Current: .35 A; Minimum Pull In: 12 AT;
MDCG-4-22-33AT
MDCG-4-27-33
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Maximum AC Contact Voltage: 140 V; Maximum DC Contact Voltage: 200 V; Maximum Pull In: 38 AT;
MDCG-4-27-33AT
MDCG-4-27-38
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Maximum AC Contact Current: .35 A; AC Maximum Rating R Load (Contact): .35A@140VAC; Maximum Operating Temperature: 125 Cel;
MDCG-4-27-38AT
MDCG-4-32-38
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; DC Maximum Rating R Load (Contact): .5A@200VDC; Maximum DC Contact Voltage: 200 V; Body Height: 15.24 mm;
MDCG-4-32-38AT
DRY REED SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Sealing: HERMETICALLY SEALED; Body Height: 15.24 mm; Maximum DC Contact Voltage: 200 V;
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