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
1+ parts
$16.800
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$11.080
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$10.270
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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
SMBJ18CA
Rectron
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Taiwan Semiconductor
RECTIFIER DIODE; Surface Mount: NO; Peak Reflow Temperature (C): 260; Maximum Operating Temperature: 175 Cel; JESD-609 Code: e3; No. of Elements: 1;
USB3320C-EZK-TR
Microchip Technology
Microchip Technology's USB3320C-EZK-TR is a Bus Controller IC with 32 terminals, operating at 1.6-2V. It supports USB bus compatibility, clock frequency up to 60MHz, and CMOS technology. Ideal for applications requiring Universal Serial Bus peripherals in compact designs with low power consumption.
SS14
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Nte Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 1 W; Maximum Collector Current (IC): .8 A; Terminal Form: WIRE;
LM2931Z-5.0G
Onsemi
LM2931Z-5.0G by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V output voltage, 0.6V dropout voltage, and 0.1A output current. It is ideal for applications requiring stable power supply in temperature-sensitive environments due to its operating range of -40°C to 125°C.
STMicroelectronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .6 A;
MBRM140T1G
MBRM140T1G by Onsemi is a Schottky rectifier diode with 40V max repetitive peak reverse voltage, 1A max output current, and 0.3V max forward voltage. It is used in applications requiring small outline surface mount diodes for efficient power management.
Terry Semiconductor
RECTIFIER DIODE; Surface Mount: NO; Maximum Reverse Recovery Time: .004 us; Config: SINGLE; JESD-609 Code: e0; Maximum Repetitive Peak Reverse Voltage: 100 V;
ULN2803ADW
Texas Instruments
ULN2803ADW by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates b/w -40 to 85 °C and has a max supply voltage of 3 V. Ideal for applications requiring buffer or inverter-based peripheral drivers with sink current flow direction.
BAV99
Sensitron Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
FDLL4148
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
2N7002
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Time At Peak Reflow Temperature (s): 40; Minimum DS Breakdown Voltage: 60 V;
1N4148WSF-7
Diodes Incorporated
1N4148WSF-7 by Diodes Inc. is a single silicon rectifier diode with max output current of 0.25A and max reverse voltage of 100V. It operates b/w -55 to 150°C, has a small outline package style, and is suitable for surface mount applications in various electronic circuits.
BSS138-7-F
Diodes Inc. BSS138-7-F is a N-channel FET with 50V DS breakdown voltage, 0.2A max drain current, and 3.5 ohm RDS(on). Ideal for switching applications in small outline packages with matte tin finish, operating up to 150°C peak reflow temp.
BAV99WT1G
OPA2277UA/2K5E4
OPA2277UA/2K5E4 by Texas Instruments is a dual operational amplifier with low-offset and micropower features. It has a max input offset voltage of 100uV, nominal common mode reject ratio of 140dB, and min slew rate of 0.8V/us. Ideal for industrial applications requiring precise signal amplification in compact designs.
Tak Cheong Electronics Holdings
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
CSNF651
Honeywell Sensing And Control
CSNF651 by Honeywell Sensing And Control is an industrial-grade analog circuit with 3 terminals. It operates b/w -40 to 85°C, supporting supply voltages from -15V to 15V. Ideal for applications requiring a special shape rectangular package style and through-hole terminal form.
FN2030-4-06
Schaffner Holding Ag
FN2030-4-06 by Schaffner Holding Ag is a SINGLE PHASE EMI FILTER with 250V rated voltage and 4.5A rated current. It has approvals from UL, CSA, and ENEC-14 for applications requiring EMI mains filtering. With dimensions of L50.5xB44.5xH22.3 mm, it operates at temperatures ranging from -25 to 100 °C and can handle high pot up to 1100V.
6609046-7
TE Connectivity
TE Connectivity's 6609046-7 EMI Mains Filter is a single-phase filter with UL, CSA, and VDE approvals. It offers insertion loss of 12 dB at min frequency and 45 dB at max frequency. With a rated voltage of 250V, it is ideal for applications requiring effective EMI filtering in electrical systems.
FN2410-32-33
FN2410-32-33 by Schaffner Holding Ag is a UL, CSA, ENEC-14 approved single-phase EMI mains filter with 250V rated voltage and 32A rated current. Operating at temperatures from -25°C to 100°C, it offers high pot of 1100V and max leakage current of 3.4mA. Ideal for DIN rail mounting applications with dimensions of L108.0xB93.0xH76.0mm, this filter operates at an operating frequency of 400Hz.
7448640404
Wuerth Elektronik & Kg
Wurth Elektronik 7448640404 is a SINGLE PHASE EMI FILTER with 250V rated voltage and 0.45A rated current. Operating from -40 to 125 °C, it's ideal for EMI mains filtering in applications requiring through hole mounting at 50Hz frequency.
FN2020-1-06
Schaffner Holding Ag's FN2020-1-06 is a UL, CSA, ENEC-14 approved 250V single-phase EMI filter with 100°C max temp and -25°C min temp. It operates at 50/60Hz frequency, has a rated current of 1.15A, and offers high pot protection up to 2000V. Ideal for chassis mount applications due to its compact dimensions of L43.5xB32.5xH29.3mm.
SS11VL-06180
KEMET Corporation
SS11VL-06180 by KEMET Corp is a SINGLE PHASE EMI FILTER with 250V rated voltage, 0.6A rated current, and 100 Mohm min insulation resistance. Ideal for EMI mains filtering applications due to its compact L22.0XB14.5XH19.5 (mm) dimensions and -25 to 75 °C operating temperature range.
SN10-300J
Tokin
SINGLE PHASE EMI FILTER; Rated Current: 3 A; Packing Method: TRAY; Width (mm): 16; Length: 23 mm; Minimum Operating Temperature: -55 Cel;
6EQ1
The TE Connectivity 6EQ1 is a single-phase EMI filter with UL, CSA, and VDE approvals. It offers insertion loss of 26 dB at min frequency and 31 dB at max frequency. With a rated voltage of 250V, it is ideal for applications requiring effective EMI mains filtering in a compact panel mount design.
FN2010-20-06
FN2010-20-06 by Schaffner Holding Ag is a UL, CSA, ENEC-14 approved single-phase EMI mains filter with 250V rated voltage and 23A rated current. It operates at temperatures from -25 to 100°C and has a max leakage current of 0.74mA. Ideal for panel mounting applications due to its compact dimensions of L64.8xB49.8xH30.3mm.
PLA10AN3630R3D2B
Tokyo Parts Industrial
SINGLE PHASE EMI FILTER; Rated Current: .3 A; Minimum Operating Temperature: -25 Cel; Terminal Finish: Tin/Copper (Sn/Cu); Length: 18 mm; Dimensions: L18.0XB16.0XH17.5 (mm)/L0.709XB0.63XH0.689 (inch);
ESP-03-222-D
Cosel
The Cosel ESP-03-222-D is a UL, CSA, VDE, ENEC-10 approved single-phase EMI mains filter with 250V rated voltage and 3A rated current. It operates b/w -40°C to 85°C, has a high pot of 2500V, and max leakage current of 0.5mA. Ideal for DIN rail mounting applications due to its compact dimensions of L85.0xB39.0xH30.0mm.
PLA10AN1030R7R2B
SINGLE PHASE EMI FILTER; Rated Current: .7 A; Packing Method: BOX; Minimum Insulation Resistance: 100 Mohm; Mounting Type: THROUGH HOLE MOUNT; Height: 17.5 mm;
SSB11H-R13090
KEMET Corporation's SSB11H-R13090 EMI Mains Filter has a rated voltage of 250V and insulation resistance of 100 Mohm. With UL approval, it operates b/w -25°C to 130°C, ideal for single-phase applications. This filter has a rated current of 1.3A and dimensions of L21.0xB20.5xH16.0mm, suitable for through-hole mounting in various electronic devices.
MR-2021
RN222-4-02-3M3
RN222-4-02-3M3 by Schaffner Holding Ag is a UL, IEC, VDE, ENEC-10 approved EMI mains filter with 300V rated voltage and 4A rated current. It operates b/w -40°C to 100°C, suitable for single-phase applications at 50/60Hz frequency. With dimensions of L31.0xB18.0xH29.3 mm, it is designed for through-hole mounting in various electronic systems.
RSEN-2010D
TDK
The TDK RSEN-2010D is a single-phase EMI filter with 250V rated voltage and 10A rated current. It offers approvals from UL, CSA, EN and operates b/w -25°C to 85°C. With dimensions of L98.0xB52.0xH43.5 (mm), it is ideal for panel mount applications requiring high insulation resistance and low leakage current.
5VK1
TE Connectivity's 5VK1 EMI Mains Filter offers UL, CSA, VDE approvals and a rated voltage of 250V. With insertion loss ranging from 6dB to 50dB, it operates at temperatures from -10°C to 40°C. This single-phase filter is ideal for panel mounting applications with dimensions of L78.7xB71.4xH29.5mm.
FN2030-1-06
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.
10VR6
Corcom
SINGLE PHASE EMI FILTER; Maximum Frequency: 10 MHz; Rated Current: 10 A; Maximum Leakage Current: .4 mA; Minimum Frequency: .15 MHz; Approvals (V): UL; CSA; VDE;
PLH10AN1612R1P2
Murata Manufacturing
Murata Manufacturing's PLH10AN1612R1P2 is a SINGLE PHASE EMI FILTER with 100 Mohm Min Insulation Resistance, 300 V Rated Voltage, and 2.1 A Rated Current. It operates b/w -25°C to 120°C, ideal for EMI suppression in various electronic applications.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
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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