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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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
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Mouser Electronics
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$16.800
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$11.290
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DigiKey
$17.800
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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
1N4148
Semitron
RECTIFIER DIODE; Surface Mount: NO; JESD-609 Code: e0; Maximum Output Current: .15 A; Maximum Operating Temperature: 200 Cel; Maximum Reverse Recovery Time: .004 us;
BAV99
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS138
Inter F E T
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Terminal Finish: TIN LEAD; Package Body Material: PLASTIC/EPOXY;
LM107H/883
Texas Instruments
LM107H/883 by Texas Instruments is a MIL-STD-883 compliant operational amplifier with 3000uV max input offset voltage, 80dB common mode reject ratio, and 250kHz unity gain bandwidth. Ideal for military applications due to its -55 to 125 °C operating temperature range and robust metal package body material.
Frontier Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1N4148WS
Diodes Incorporated
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Zetex Plc
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
SS14
Dc Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM317T
Onsemi
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; JESD-30 Code: R-PSFM-T3; Adjustability: ADJUSTABLE; Package Equivalence Code: SIP3,.1TB;
LL4148
Weitronic Enterprise
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM317D2TG
LM317D2TG by Onsemi is an adjustable positive single output standard regulator with a max output current of 1.5A and a max output voltage of 37V. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact spaces.
06035C104KAT2A
KYOCERA AVX
06035C104KAT2A by KYOCERA AVX is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for SMT applications requiring compact size and reliable performance in various electronic circuits.
STM32F407VGT6
STMicroelectronics
STM32F407VGT6 by STMicroelectronics is a 32-bit microcontroller with 2/3.3V power supplies, 196608 bytes RAM, and 16-Ch 12-Bit ADC channels. It is ideal for industrial applications requiring CAN, ETHERNET, I2C(3), SPI(3), UART(2), USB(2) connectivity and features DMA(16) for efficient data transfer. With a max clock frequency of 50 MHz and operating temperature range of -40 to 85 °C, it offers high performance in a compact package style (14mm x 14mm).
ERJ6ENF10R0V
Panasonic
Panasonic ERJ6ENF10R0V is a 10 ohm fixed resistor with 1% tolerance, suitable for surface mount applications. With a rated power dissipation of 0.125W and operating voltage of 150V, it operates b/w -55°C to 155°C. Its metal glaze/thick film technology ensures stable performance in various electronic circuits.
LM358ADR
LM358ADR by Texas Instruments is an operational amplifier with 2 functions, featuring a max input offset voltage of 5000 uV and nominal voltage of 5V. Widely used in applications requiring high voltage gain, it operates within a temperature range of 0-70°C and offers frequency compensation for stability.
STM32H750VBT6
STM32H750VBT6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, offering 20 timers and 16 DMA channels. It features 2 DAC and 16 ADC channels, suitable for industrial applications requiring high-speed processing up to 48 MHz. With extensive connectivity options like FDCAN, Ethernet, and USB, it provides versatile solutions in a compact package.
2N7002
Plessey Semiconductors Discrete Components Div
Other Transistors;
M39029/58360
Esterline Technologies
CONNECTOR ACCESSORY; Terminal Type: CRIMP; Removal Tools: M81969/14-01; Associated Military - Specifications: MIL-DTL-38999; IEC Conformity: NO; MIL-Connector Accessory Name: CONTACT;
Microchip Technology
Nte Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Transistor Application: SWITCHING; Maximum Drain Current (ID): .115 A; No. of Terminals: 3;
SS20H-R10100
KEMET Corporation
KEMET Corporation's SS20H-R10100 is a SINGLE PHASE EMI FILTER with 100 Mohm Min. Insulation Resistance, 250 V Rated Voltage, and 1 A Rated Current. It operates b/w -25 to 120 °C and has High Pot of 500 V. Ideal for EMI mains filtering applications due to its compact dimensions of L22.0xB22.0xH18.5 mm and Through Hole Mounting type.
PLH10AN1612R1P2B
Murata Manufacturing
Murata Manufacturing's PLH10AN1612R1P2B is a SINGLE PHASE EMI FILTER with 100 Mohm Min Insulation Resistance, 300 V Rated Voltage, and 120 °C Max Operating Temp. Ideal for applications requiring EMI mains filtering, it has dimensions of L18.0xB16.0xH17.5 mm and rated current of 2.1 A for through-hole mounting.
3-103-715
Schurter Ag
Schurter Ag's 3-103-715 EMI Mains Filter is a single-phase filter with 250V rated voltage and 3A rated current. With approvals from CSA, EN, IEC, and UL, it operates b/w -40°C to 100°C. Ideal for panel mounting applications in various industries due to its compact size of 25mm x 104mm x 82.6mm.
CMS2-2-R
Cooper Electronic Technologies
SINGLE PHASE EMI FILTER; Rated Current: 4.4 A; Width (mm): 8.89; Maximum Operating Temperature: 160 Cel; Length: 8.89 mm; Minimum Operating Temperature: -40 Cel;
RSEL-2005M
Tdk-lambda
SINGLE PHASE EMI FILTER; Rated Current: 5 A; Height: 30 mm; Maximum Leakage Current: 1 mA; Minimum Operating Temperature: -25 Cel; Rated Voltage: 250 V;
RN112-4-02-0M7
Schaffner Holding Ag
RN112-4-02-0M7 by Schaffner Holding Ag is a SINGLE PHASE EMI FILTER with 300V rated voltage and 4A rated current. It has approvals from UL, IEC, VDE, and ENEC-10. This filter operates b/w -40°C to 100°C and is suitable for applications requiring EMI mains filtering in various industries.
400APH12L
TE Connectivity
TE Connectivity's 400APH12L is a UL-approved EMI mains filter with a rated voltage of 520V. It features a three-phase filter type, rated current of 400A, and high pot of 2200V. Ideal for panel mount applications, it operates b/w -10°C to 50°C at an operating frequency of 50-60Hz.
FMW-65-0004
Schurter Ag's FMW-65-0004 is a UL, IEC, VDE, ENEC-10 approved 3-phase EMI filter with 440V rated voltage. With a max operating temp of 100°C and high pot of 3000V, it has a rated current of 10A. Ideal for panel mount applications in industrial settings due to its compact dimensions (L66.0xB51.0xH43.0 mm).
SC-30-12JH
KEMET Corporation's SC-30-12JH is a 250V UL-approved EMI mains filter with 30A rated current. Featuring a single-phase filter type, it offers high insulation resistance of 100 Mohm and operates b/w -25°C to 105°C. Ideal for applications requiring effective electromagnetic interference suppression in various electronic systems.
SC-01-06G
KEMET SC-01-06G is a UL-approved EMI mains filter with 250V rated voltage and 1A rated current. It offers 100 Mohm min insulation resistance, operates b/w -25°C to 105°C, and has dimensions of L17.5xB14.0xH17.5 mm. Ideal for single-phase EMI filtering applications requiring through-hole mounting in various electronic devices.
LF-202A
Tokin
SINGLE PHASE EMI FILTER; Rated Current: 2 A; Minimum Insulation Resistance: 300 Mohm; Width (mm): 32.0; Maximum Leakage Current: 1 mA; Dimensions: L64.0XB32.0XH25.0 (mm)/L2.52XB1.26XH0.984 (inch);
10VV1
Corcom
SINGLE PHASE EMI FILTER; Maximum Frequency: 10 MHz; Rated Current: 10 A; Rated Voltage: 120 V; Height: 38.9 mm; Approvals (V): UL; CSA; VDE;
SCF25XV-310-2R3A004JV
SINGLE PHASE EMI FILTER;
SC-07-30JM
KEMET Corporation's SC-07-30JM is a UL-approved EMI mains filter with 100 Mohm insulation resistance, 250V rated voltage, and 7A current. This single-phase filter operates b/w -25°C to 120°C and has a high pot of 500V. Ideal for through-hole mounting applications requiring effective electromagnetic interference suppression in compact spaces.
SN10-300J
KEMET Corporation's SN10-300J is a UL-approved SINGLE PHASE EMI FILTER with 3A rated current. Operating from -55°C to 105°C, it is ideal for EMI mains filtering applications. This filter, measuring 16mm x 23mm x 26mm, offers through-hole mounting in tray packaging.
810912010112
Wuerth Elektronik & Kg
810912010112 by Wurth Elektronik is a SINGLE PHASE EMI FILTER with a rated voltage of 250V and rated current of 10A. It has approvals from CSA, ENEC-10, IEC, UL, VDE and operates at temperatures ranging from -25°C to 100°C. Ideal for PANEL MOUNT applications requiring effective EMI mains filtering in various electronic systems.
RN112-0.8-02-10M
Schaffner Holding Ag's RN112-0.8-02-10M is a UL, IEC, VDE, ENEC-10 approved single-phase EMI filter with 300V rated voltage and 0.8A current. Operating at -40 to 100 °C, it's ideal for applications requiring EMI mains filtering in a compact L17.7xB17.1xH12.6 mm through-hole mount design.
CMS2-7-R
SINGLE PHASE EMI FILTER; Rated Current: 1.6 A; Width (mm): 8.89; Maximum Operating Temperature: 160 Cel; Mounting Type: SURFACE MOUNT; Length: 8.89 mm;
NBC-20-472-D
Cosel
Cosel NBC-20-472-D is a 250V UL/CSA/VDE/ENEC-10 approved EMI mains filter with 20A rated current. It operates b/w -40°C to 85°C, offers high pot of 2500V, and has max leakage current of 1mA. Ideal for single-phase applications, it's DIN rail mountable with dimensions of L92.0xB53.0xH41.0mm.
SCF29XV-250-2R2A008JH
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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;
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