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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KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Contact Function: OFF-(ON); Solderability: REFLOW; Terminal Finish: SILVER;
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Keypad Switches KMR221NGULCLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KMR221NGULCLFS Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.40
SB
C&K is now a part of Littelfuse, Inc. Since its formation in 1928, C&K has been at the forefront of technological evolution in electromechanical switches. The company’s unmatched design capabilities tailored to customer needs are recognized globally by design engineers who demand high-quality switch performance. Nearly a century later, C&K remains one of the most recognizable and trusted names in the e-mech switch industry. C&K has headquarters in Waltham, Massachusetts (United States) and global design centers at its HQ location alongside Dole (France) and Huizhou (China). Used in automotive, industrial, medical and consumer products, among other applications, C&K products – including tactile, rocker and toggle switches – are assembled in over 55,000 standard products and 8.5 million switch combinations to companies that design, manufacture and distribute electronics products. So whether you’re interested in a universal paddle switch assembly for a fire alarm, a compact start/stop button for a boating application, a switching mechanism for a surgical device with a specific actuation force, or a tailor-made multi-position snap-switch module for temperature adjustment, you can count on C&K to deliver the best possible solution every time.
1N4148
Comchip Technology
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
06035C103KAT2A
KYOCERA AVX
06035C103KAT2A by KYOCERA AVX is a SMT ceramic capacitor with 0.01uF capacitance and 50V URdc. It has X7R temperature characteristics, -55 to 125 °C operating range, and 10% tolerance. Ideal for applications requiring compact surface mount capacitors with stable performance in a wide temperature range.
RN41N-I/RM
Microchip Technology
Microchip Technology's RN41N-I/RM is a telecom IC with 35 terminals, operating from -40 to 85°C. It has a supply voltage of 3.3V and is surface mountable in industrial applications. The package style is rectangular, measuring 13.2mm x 20.1mm with a seated height of 2.2mm, suitable for telecom interface functions.
Kec
RECTIFIER DIODE; Surface Mount: NO; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Non Repetitive Peak Forward Current: 2 A; Config: SINGLE; Maximum Operating Temperature: 200 Cel;
1N4148W-7-F
Diodes Incorporated
1N4148W-7-F by Diodes Inc. is a single rectifier diode with 0.715V max forward voltage and 100V max reverse voltage. Ideal for applications requiring fast switching speeds, it has a small outline package style and matte tin terminal finish, making it suitable for surface mount PCB designs.
LL4148
Itt Components
RECTIFIER DIODE; Surface Mount: YES; Maximum Reverse Recovery Time: .005 us; Config: SINGLE; Maximum Operating Temperature: 200 Cel; Maximum Non Repetitive Peak Forward Current: 1 A;
LM358MX
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
2N7002
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Package Style (Meter): SMALL OUTLINE; Terminal Position: DUAL;
RC0402FR-071KL
Yageo
The Yageo RC0402FR-071KL is a fixed resistor with a resistance of 1000 ohm and a tolerance of 1%. It is suitable for surface mount applications and has a max operating temperature of 155 °C.
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;
LM555CMX
Fairchild Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
261
New England Microwave
Other Interface ICs; No. of Terminals: 14; Package Equivalence Code: FL14(UNSPEC); Power Supplies (V): +-5,-15; Package Body Material: PLASTIC/EPOXY; Surface Mount: YES;
SMBJ18CA
Jgd Semiconductors
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Polarity: BIDIRECTIONAL; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.2 V; Maximum Repetitive Peak Reverse Voltage: 18 V;
Philips Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Terminal Finish: MATTE TIN; Maximum Operating Temperature: 200 Cel; Maximum Output Current: .15 A; JESD-609 Code: e3;
1N4148WT
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
STM32H743ZIT6
STMicroelectronics
STM32H743ZIT6 by STMicroelectronics is a 32-bit microcontroller with integrated cache and a max supply voltage of 3.6V. It is commonly used in industrial applications, offering features such as 21 timers, CAN and USB connectivity, and low power mode.
FDLL4148
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BSS138
Changzhou Galaxy Century Microelectronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED; Minimum DS Breakdown Voltage: 50 V; Maximum Operating Temperature: 150 Cel;
Dc Components
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002,215
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Time At Peak Reflow Temperature (s): 30; Transistor Application: SWITCHING; Package Body Material: PLASTIC/EPOXY;
MSLPT5252BL2MTR
TE Connectivity
TE Connectivity's MSLPT5252BL2MTR is a SPST Keypad Switch with SILVER actuator. It has a max operating temperature of 70°C and -25°C min. Ideal for panel mounting applications, it features POLYETHYLENE housing material and STAINLESS STEEL end contact material.
1241.1022
Schurter Ag
The Schurter Ag 1241.1022 Keypad Switch offers a long actuator type with SPST switch function. It has an electrical life of 1000000 cycles and insulation resistance of 100M ohm, making it ideal for applications requiring reliable tactile input in environments with temperatures ranging from -25 to 85°C.
ILSTB25060
C & K Components
KEYPAD SWITCH;
3-1437566-8
TE Connectivity 3-1437566-8 is a SPST Keypad Switch with 100000 cycles electrical life. It operates at temperatures from -35 to 85°C, with max DC contact voltage of 24V. Ideal for panel mounting applications requiring momentary-tactile switch action and solder termination.
PTS840ESDGKPSMTRLFS
PTS840ESDGKPSMTRLFS by C & K Components is a SPST Keypad Switch with 100000 cycles Electrical Life and 100000000 ohm Insulation Resistance. It operates b/w -40 to 85 °C, has a max DC Contact Voltage of 12V, and is ideal for surface mount-right angle applications.
MX1A-E1NN
The Cherry
The Cherry MX1A-E1NN keypad switch features SPST switch function, 4.2926mm actuator travel, and 0.5087N max operating force. Ideal for applications requiring OFF-(ON) contact function with 12VAC/DC max ratings, such as industrial control panels or electronic security systems.
EVQP2002M
Panasonic
The Panasonic EVQP2002M is a SPST keypad switch with 1000000 cycle electrical life. It has a 2.5mm actuator travel and operates b/w -40 to 85 °C. Ideal for ON-OFF applications, it features gold/silver terminal finish and snap action contact timing.
EVQQ2Y01W
The Panasonic EVQQ2Y01W is a SPST keypad switch with 100000 cycle electrical life and 100000000 ohm insulation resistance. With a max operating force of 3.5N, it is ideal for applications requiring ON-OFF contact function in temperatures ranging from -40 to 85°C.
EVQP40B3M
KEYPAD SWITCH; Manufacturer Series: EVQP4;
D6C00F1LFS
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): SQUARE TYPE; Solderability: HAND/WAVE; DC Maximum Power Rating R Load (Contact): 3VA@32VDC;
2203574
Phoenix Contact
MEMBRANE KEYBOARD;
436331045822
Wuerth Elektronik & Kg
436331045822 by Wurth Elektronik is a black keypad switch with stainless steel housing. It has SPST switch function, 100000 electrical life cycles, and 0.3mm actuator travel. Ideal for applications requiring momentary-tactile switch action in electronics with operating temperatures from -40 to 85°C.
KMR441GLFS
KMR441GLFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 1VA@32VDC DC max power rating. With IP40 sealing, it is ideal for applications requiring a momentary-tactile switch action in temperatures ranging from -40 to 85 °C.
PTS645SM95SMTR92LFS
PTS645SM95SMTR92LFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 100000000000 ohm insulation resistance. With a max operating force of 1.57N, it is ideal for applications requiring momentary-tactile switch action in temperatures ranging from -20°C to 60°C.
EVQQ2D03W
The Panasonic EVQQ2D03W is a SPST keypad switch with 2000000 cycle electrical life and 100000000 ohm insulation resistance. It operates b/w -40 to 85 °C, with a max DC contact voltage of 15V. Ideal for applications requiring ON-OFF functionality, such as consumer electronics or industrial control systems.
KT11P2SA1M34LFS
KT11P2SA1M34LFS by C & K Components is a SPST Keypad Switch with 1 switch. It has an electrical life of 100,000 cycles and a max DC contact current of 0.031A@32VDC. This switch is suitable for applications requiring momentary-tactile action and surface mount-right angle mounting feature.
EVPAF5B70
The Panasonic EVPAF5B70 is a SPST Keypad Switch with 100000 cycles electrical life. It has a body width of 2.6" and operates b/w -40 to 85°C. Ideal for applications requiring momentary switch action, with max contact current of 0.02A@15VDC and operating force of 3.4N.
KSC821JOLLFS
KSC821JOLLFS by C & K Components is a SPST Keypad Switch with SILVER terminal material. It has an electrical life of 300,000 cycles and IP67 sealing, making it suitable for applications requiring reliable switching in harsh environments. With a max operating force of 3.9N and SILVER end contact material, this switch offers durability and high performance.
FSM4JH
TE Connectivity's FSM4JH is a black keypad switch with SPST function. Made of nylon, it has a max AC/DC contact current of 0.05 A and operating force of 1.568 N. Ideal for panel mounting applications requiring momentary-tactile switch action in various industries.
EVP0AFB65
KEYPAD SWITCH; Manufacturer Series: EVPAF;
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