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.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
The KEMET MR-2021 EMI Mains Filter is rated for 250V with a max operating temperature of 55°C. It has a min insulation resistance of 300 Mohm and a rated current of 2A, making it suitable for single-phase EMI filtering applications. Approved by CSA and UL, this filter has dimensions of 40mm x 49mm x 27mm and can be chassis mounted.
Median Price
$17.300
Lifecycle Status
Suppliers In-Stock
4
In-Stock Inventory
< 1k
Mouser Electronics
1+ parts
$16.800
100+ parts
$11.070
1k+ parts
$10.270
10k+ parts
-
DigiKey
$17.800
$11.850
$10.278
Nova Conductors
$12.320
Vyrian
AZTECH Wire
$8.371
Continental Prestige Electronics
$12.074
Netroflash
$11.704
$11.458
Argo Parts USA
Kepictronics
High insulation resistance ensures safe and reliable operation, reducing the risk of electrical breakdown and malfunctions.
Having CSA and UL approvals indicates that the product meets stringent safety and performance standards, giving the user peace of mind.
Compatible with standard mains voltage, ensuring broad applicability in different regions.
Specifically designed to effectively filter out electromagnetic interference on a single-phase power supply, providing clean and stable power to connected devices.
Capable of operating at relatively high temperatures, making it suitable for demanding environments and applications.
Can function in low temperatures without issues, enabling use in a wide range of climatic conditions.
Compact width allows for space-efficient installation in a variety of equipment and systems.
Optimal length for streamlined integration and placement within electronic setups.
Low leakage current helps prevent energy wastage and ensures high efficiency of the filter.
Securely packed in a tray for safe storage, handling, and transport.
Chassis mounting allows for stable and secure attachment to equipment, reducing the risk of disconnection or damage.
Rated for a current of 2 A, suitable for various devices and systems requiring power filtration.
Compact height that contributes to the overall space-saving design of the product, ideal for installations with limited vertical clearance.
EMI Mains Filters MR-2021 attributes and parameters. Explore more EMI Mains Filters devices from KEMET Corporation
Approvals (V):
Filter Type:
Height:
Minimum Insulation Resistance:
Maximum Leakage Current:
Length:
Mounting Type:
Maximum Operating Temperature:
Minimum Operating Temperature:
Packing Method:
Rated Current:
Rated Voltage:
Width (mm):
KEMET Corporation is an American electronics company that specializes in the design, manufacturing, and distribution of capacitors, electromagnetic compatibility solutions, and other electronic components. The company was founded in 1919 and is headquartered in Fort Lauderdale, Florida, with manufacturing facilities and sales offices around the world. KEMET Corporation and its subsidiaries (KEMET), is a wholly owned subsidiary of Yageo Corporation (TAIEX: 2327).
CEO
William M. Lowe, Jr.
Executive VP & CFO
Gregory C. Thompson
Executive VP & President - TOKIN Corporation
Shigenori (Sean) Oyama
Advanced Tantalum Manufacturing
Fabrication
Fab Initiation
USA
Simpsonville
Wafer Capacity
382
FELCO
Chicago
Fort Lauderdale
61
Indonesia
Batam
68
China
Anting-Shanghai
73
Mexico
Matamoros
286
Ciudad Victoria
265
Guadalupe
Monterrey
532
San Nicolas
North Macedonia
Skopje
126
Plant A
Suzhou
353
Plant B
Xiamen
432
Italy
Pontecchio
226
Portugal
Evora
233
TOKIN
Vietnam
Biên Hòa City
174
Thailand
Hom Sin
Chachoengsao
171
Japan
Sendai
378
Toyama
Nyuzen
209
Shiroishi
Finland
Suomussalmi
56
Bulgaria
Kyustendil
86
Sweden
Farjestaden
28
NUP2105LT1G
Onsemi
NUP2105LT1G by Onsemi is a Transient Suppression Device with 350W power dissipation, 29.1V breakdown voltage, and 44V clamping voltage. Commonly used in electronic circuits for surge protection due to its bidirectional polarity and silicon diode element material.
BSS138
Weitron Technology
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Terminal Form: GULL WING; Terminal Position: DUAL;
BAV99
Frontier Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
IRLML6402TRPBF
International Rectifier
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.3 W; Peak Reflow Temperature (C): 260; Package Style (Meter): SMALL OUTLINE;
2N2222A
Diotec Semiconductor Ag
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; Maximum Time At Peak Reflow Temperature (s): 10;
SMBJ18CA
Bourns
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Transys Electronics
BSS123,215
NXP Semiconductors
NXP Semiconductors' BSS123,215 is a N-CHANNEL FET for SWITCHING applications. Features include 100V DS Breakdown Voltage, 0.17A Drain Current, and 6 ohm On Resistance. With GULL WING terminals and ENHANCEMENT MODE operation, it's ideal for small outline packages in various electronic devices.
STM32F103C8T6
STMicroelectronics
STM32F103C8T6 by STMicroelectronics is a 32-bit microcontroller with 48 terminals, operating at up to 16 MHz. It features 10-Ch 12-Bit ADC channels and 7 DMA channels, suitable for industrial applications requiring low power consumption and high-speed connectivity via CAN, I2C(2), SPI(2), USART(3), USB.
1N4148
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;
ERJU06F10R0V
Panasonic
ERJU06F10R0V by Panasonic is an 0805 size SMT fixed resistor with a resistance of 10 ohm and 1% tolerance. It operates b/w -55 to 155 °C, suitable for AEC-Q200 standards in automotive applications due to its high temperature coefficient of 100 ppm/°C. With a max operating voltage of 150 V and power dissipation of 0.125 W, it is ideal for surface mounting type.
LM358D-T
LM358D-T by NXP Semiconductors is a dual operational amplifier with 70dB CMRR, 1000kHz unity gain bandwidth, and 9000uV max input offset voltage. Widely used in commercial applications due to its small outline package and low bias current of 0.5uA.
MBRS1100T3G
MBRS1100T3G by Onsemi is a Schottky rectifier diode with a max output current of 1A and forward voltage of 0.75V. It operates in temperatures ranging from -65 to 175°C, making it suitable for power applications. With a reverse test voltage of 100V, this diode is ideal for high-power circuits requiring efficient rectification.
SS14
Hy Electronic
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
FDC5614P
MSKSEMI SEMICONDUCTOR
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 2 W; Transistor Element Material: SILICON; Minimum DS Breakdown Voltage: 60 V;
American Power Devices
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Moisture Sensitivity Level (MSL): 1; No. of Terminals: 3; Maximum Time At Peak Reflow Temperature (s): 30;
LM317BD2TG
LM317BD2TG by Onsemi is an adjustable positive single output standard regulator with a max output current of 1.5A and a max load regulation of 5.8%. Operating temperature ranges from -40 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact designs.
0460-202-16141
TE Connectivity
TE Connectivity's 0460-202-16141 contact features a crimp terminal type, machined contact design, and rated AC voltage of 1500V. With a wire gauge range of 20-16 AWG, it is ideal for applications requiring a male round pin-socket contact style in assembly products.
LM555CN
Fairchild Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
RTEN-5030D
Tdk-lambda
THREE PHASE EMI FILTER; Rated Current: 30 A; Length: 140 mm; Height: 50.4 mm; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -25 Cel;
5500.2044
Schurter Ag
The Schurter Ag 5500.2044 EMI Mains Filter is UL, CUL, VDE, and ENEC-10 approved with a rated voltage of 250V. It features a single-phase filter type, operating temperature range from -25°C to 100°C, and max leakage current of 0.5mA. Ideal for panel mount applications with dimensions of L52.0xB46.0xH31.0mm.
TDK
TDK's RTEN-5030D is a 3-phase EMI filter with 30A rated current and 500V voltage. It offers approvals from UL and EN, operates b/w -25°C to 85°C, and has a high pot of 2500V. Ideal for panel mounting applications requiring effective mains filtering in industrial settings.
SSR10VS-08180
Tokin
SINGLE PHASE EMI FILTER; Rated Current: .8 A; Length: 23.5 mm; Rated Voltage: 250 V; Minimum Insulation Resistance: 100 Mohm; Mounting Type: THROUGH HOLE MOUNT;
6EQ1
Corcom
SINGLE PHASE EMI FILTER; Maximum Frequency: .02 MHz; Rated Current: 6 A; Dimensions: L113.5XB57.7XH45.7 (mm)/L4.47XB2.27XH1.8 (inch); Length: 113.5 mm; Approvals (V): UL; CSA; VDE;
FMAC-0932-2510
Schurter Ag's FMAC-0932-2510 EMI Mains Filter is UL, CUL, VDE, IEC, and ENEC-10 approved with a rated voltage of 480V. It operates at temperatures ranging from -25°C to 100°C and has a max leakage current of 156mA. With dimensions of L201.0xB121.0xH66.0mm, it is ideal for panel mounting in three-phase applications up to 25A.
FMCC-H93A-J532
Schurter Ag's FMCC-H93A-J532 is a 3-phase EMI filter with 520V rated voltage, 150A current, and -40 to 100°C operating range. It has IEC and UL approvals, suitable for panel mounting in applications requiring high-potential protection and low leakage current up to 14.1mA at 50/60Hz frequency.
CMS2-7-R
Eaton Corporation
Eaton Corporation's CMS2-7-R is a UL-approved SINGLE PHASE EMI FILTER with 4 terminals. It operates b/w -40°C to 160°C, rated at 1.6A. Ideal for surface mount applications due to its compact dimensions of L8.89xB8.89xH6.0 mm and tape-and-reel packing method.
FN2030-1-06
Schaffner Holding Ag
FN2030-1-06 by Schaffner Holding Ag is a SINGLE PHASE EMI FILTER with approvals from UL, CSA, and ENEC-14. It has a rated voltage of 250V, rated current of 1.1A, and operates at temperatures ranging from -25°C to 100°C. Ideal for chassis mount applications requiring effective electromagnetic interference mains filtering.
RN212-1.5-02
Schaffner Holding Ag's RN212-1.5-02 EMI Mains Filter is UL and VDE approved, rated for 250V with a 1.5A current. With a single-phase filter type, it operates b/w -40°C to 125°C, suitable for through-hole mounting in applications requiring effective electromagnetic interference suppression at 50/60Hz frequencies.
RTEN-5010D
The TDK RTEN-5010D is a 3-phase EMI filter with a rated voltage of 500V and current of 10A. It offers high insulation resistance of 100 Mohm, approvals from UL and EN, and operates b/w -25°C to 85°C. Ideal for panel mounting applications requiring effective mains filtering at a frequency of 60Hz.
SS21V-R300013
KEMET Corporation
KEMET Corporation's SS21V-R300013 EMI Mains Filter is UL approved with 250V rating, 3A current, and 100 Mohm insulation resistance. Ideal for single-phase applications, it operates b/w -25°C to 120°C temperatures and features a compact size of L20.6xB16.8xH24.5 mm for through-hole mounting in various electronic devices.
RN114-0.3-02-47M
Schaffner Holding Ag's RN114-0.3-02-47M EMI Mains Filter, rated at 300V and 0.3A, is UL, IEC, VDE, ENEC-10 approved. With a single-phase filter type and operating temperatures from -40 to 100°C, it's ideal for applications requiring through-hole mounting in 50/60Hz environments.
RC112-0.4-15M
RC112-0.4-15M by Schaffner Holding Ag is an EMI mains filter with UL, IEC, VDE, EN approvals. It has 2 functions and a rated voltage of 250V. With inductance of 15000uH, it's ideal for data line filtering applications due to its compact size and through-hole mounting design.
EH20-0.5-02-18M
EH20-0.5-02-18M by Schaffner Holding Ag is a UL approved EMI mains filter with 250V rated voltage and 0.5A rated current. It operates b/w -25°C to 100°C, suitable for single-phase applications at 400Hz frequency. With dimensions of L21.0xB21.0xH17.8 mm, it offers high pot protection up to 2000V through hole mounting.
RTEN-5060
The TDK RTEN-5060 EMI Mains Filter is a THREE PHASE filter with 60A rated current and 500V voltage. It offers high insulation resistance of 100 Mohm, UL and EN approvals, and operates b/w -25°C to 85°C. Ideal for panel mounting applications requiring effective filtering at 60Hz frequency.
RN112-0.5-02-27M
The Schaffner Holding Ag RN112-0.5-02-27M is a UL, IEC, VDE, ENEC-10 approved single-phase EMI mains filter with a rated voltage of 300V and operating temperatures from -40°C to 100°C. Its dimensions are L17.7xB17.1xH12.6 mm, making it suitable for through-hole mounting applications in various electronic devices requiring effective EMI filtering at 50/60Hz frequencies up to 0.5A current rating.
CMS2-1-R
Eaton Corporation's CMS2-1-R is a UL-approved SINGLE PHASE EMI FILTER with 4 terminals. It operates b/w -40°C to 160°C, rated at 5.35A. Ideal for surface mount applications due to its compact size of L8.89xB8.89xH6.0 mm and tape and reel packing method.
B84131-M1-G135
B84131-M1-G135 by TDK is a UL, CSA, VDE approved EMI mains filter with 250V rated voltage and 35A rated current. It features a three-phase filter type, high pot of 2700V, and max leakage current of 3.5mA. Ideal for panel mount applications in industrial settings due to its compact dimensions of L149xB104xH80mm.
B82722J2302N001
The TDK B82722J2302N001 is a UL, EN, IEC, VDE approved EMI mains filter with 250V rated voltage and 0.3A rated current. It features single-phase filtering, through-hole mounting, and dimensions of 16.1mm x 23.3mm x 25.4mm. Ideal for applications requiring effective electromagnetic interference suppression in power systems.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
MR-2021
SINGLE PHASE EMI FILTER; Rated Current: 2 A; Maximum Leakage Current: .75 mA; Minimum Operating Temperature: -20 Cel; Height: 27 mm; Width (mm): 49;
MR-2032
SINGLE PHASE EMI FILTER; Rated Current: 3 A; Rated Voltage: 250 V; Minimum Operating Temperature: -25 Cel; Maximum Operating Temperature: 55 Cel; Height: 27 mm;
MR-2043
SINGLE PHASE EMI FILTER; Rated Current: 4 A; Width (mm): 40; Height: 27 mm; Rated Voltage: 250 V; Minimum Insulation Resistance: 300 Mohm;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved