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; Solderability: REFLOW; No. of Switches: 1; Center Contact Material: SILVER;
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Keypad Switches KSR221GNCLFG attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KSR221GNCLFG 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
New Jersey Semiconductor Products
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
2N7002-T1-E3
Vishay Intertechnology
Vishay Intertechnology's 2N7002-T1-E3 is a N-CHANNEL FET for SWITCHING applications. Features include 60V DS Breakdown Voltage, 0.115A Drain Current, and 7.5 ohm On Resistance. With ENHANCEMENT MODE operation, this GULL WING transistor is ideal for small outline surface mount designs up to 150°C.
CC0603KRX7R9BB103
Yageo
Yageo CC0603KRX7R9BB103 is a 0603 SMT ceramic capacitor with capacitance of 0.01uF and rated DC voltage of 50V. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring stable capacitance across temperatures.
STM32F405RGT6TR
STMicroelectronics
STM32F405RGT6TR by STMicroelectronics is a 32-bit microcontroller with 64 terminals, operating at a max frequency of 26 MHz. It features DAC and ADC channels, along with DMA support. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities.
C0603X104K5RACAUTO
KEMET Corporation
C0603X104K5RACAUTO by KEMET Corp is a ceramic capacitor with capacitance of 0.1 uF and rated DC voltage of 50 V. It has a temperature coefficient of 15% and can operate b/w -55 to 125 °C. This SMT package is commonly used in automotive applications due to its AEC-Q200 reference standard.
BAV99
Jiangsu Changjiang Electronics Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): .715 V; Maximum Operating Temperature: 150 Cel; Maximum Reverse Recovery Time: .006 us; Maximum Output Current: .2 A;
2N2222A
Gec Plessey Semiconductors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
FDN306P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Maximum Drain Current (Abs) (ID): 2.6 A; Operating Mode: ENHANCEMENT MODE;
AT90CAN128-16AUR
Microchip Technology
AT90CAN128-16AUR by Microchip: 16 MHz clock, 8-bit data RAM, and 131072 ROM words. Ideal for industrial applications with CAN, SPI, TWI connectivity and low power mode. Contains 4 timers, 8 ADC channels, and supports up to 10-bit analog to digital conversion.
SMBJ18CA
Transpro Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; JESD-609 Code: e0; Terminal Finish: Tin/Lead (Sn/Pb); Nominal Breakdown Voltage: 21.1 V; Maximum Clamping Voltage: 29.2 V;
2N7002
Kec
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR; Transistor Application: SWITCHING; Package Body Material: PLASTIC/EPOXY;
CRCW04020000Z0EDHP
Vishay Intertechnology's CRCW04020000Z0EDHP is a 0402 SMT resistor with 0 ohm resistance, rated for temperatures from -55°C to 155°C. Ideal for jumper applications in automotive electronics due to AEC-Q200 compliance and compact size of 1mm x 0.5mm x 0.3mm.
Secos
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM7805CT
Texas Instruments
LM7805CT by Texas Instruments is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1.5A. It operates b/w 0-125°C, has a dropout voltage of 2V, and offers excellent line/load regulation for various electronic applications.
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;
Continental Device India
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; Package Body Material: PLASTIC/EPOXY; JEDEC-95 Code: TO-236AB;
FDV303N
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Transistor Application: SWITCHING; JESD-609 Code: e3;
Silicon Transistor
1N4148WT
Surge Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Cheng-yi Electronic
PTS645SK432LFS
C & K Components
PTS645SK432LFS by C & K Components is a SPST keypad switch with a 100000 cycle electrical life and 100000000000 ohm insulation resistance. It is commonly used in applications requiring momentary-tactile switch action, such as consumer electronics or industrial control systems.
SKHHCRA010
Alps Electric
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): STEM; Switch Action: MOMENTARY-TACTILE; Contact Resistance: 100 mohm;
PTS636SP50LFS
PTS636SP50LFS by C & K Components is a black keypad switch with an electrical life of 20,000 cycles. With IP40 sealing and SPST switch function, it operates b/w -40°C to 90°C. Ideal for applications requiring momentary-tactile action and through-hole-straight mounting.
FSM2JSMAA
TE Connectivity
TE Connectivity's FSM2JSMAA is a WHITE keypad switch with POLYAMIDE housing. It offers 100000 cycles electrical life, SPST switch function, and 85°C max operating temp. Ideal for panel mounting applications, it has a max DC contact voltage of 24V and operates at -20 to 85°C temperature range.
SKQGABE010
Alps Alpine
Alps Alpine SKQGABE010 is a SPST keypad switch with 500000 cycles electrical life. It has 0.254mm actuator travel and 1.57N max operating force. Ideal for applications requiring momentary-tactile switch action in temperature range of -30 to 85°C.
1301.9314
Schurter Ag
The Schurter Ag 1301.9314 keypad switch features SPST switch function, brass terminals, and IP40 sealing. With a max operating force of 2.1N and electrical life of 100000 cycles, it is ideal for applications requiring momentary-tactile input control in various electronic devices.
EVPAF5B70
Panasonic
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.
EVPAA802Q
EVPAA802Q by Panasonic is a gray keypad switch with SPST function. It has an electrical life of 100,000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring momentary switch action, such as control panels or electronic devices.
1437566-3
TE Connectivity 1437566-3 is a black keypad switch with polyester housing. It has an electrical life of 20,000 cycles and operates b/w -35 to 85°C. Ideal for panel mounting applications, it features SPST switch function and OFF-(ON) contact function with a max DC contact voltage of 24V.
MX1A-11NW
Zf Friedrichshafen Ag
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): KEYSTEM; Maximum DC Contact Voltage: 12 V; Termination Type: SOLDER;
B3U-3100P-B
Omron
Omron B3U-3100P-B is a dust-proof keypad switch with SPST function. It has an electrical life of 100k cycles, insulation resistance of 100M ohm, and operates b/w -25°C to 70°C. Ideal for applications requiring momentary-tactile switch action in surface mount-right angle configurations.
B3F-4050
Omron B3F-4050 Keypad Switch features SPST switch function, 3000000 cycle electrical life, and 100000000 ohm insulation resistance. Ideal for applications requiring momentary-tactile switch action with 1.76N max operating force and 0.05A@24VDC DC max rating R load.
KMT011NGJLHS
KMT011NGJLHS by C & K Components is a SPST keypad switch with IP68 sealing, suitable for surface mount applications. It offers an electrical life of 300K cycles and a max DC contact voltage of 32V. With a compact body width of 2.6", it operates in temperatures ranging from -40 to 85°C, making it ideal for various industrial and outdoor electronic devices.
EVQPAC04M
EVQPAC04M by Panasonic is a white keypad switch with 100000 cycles electrical life and 50000000 ohm insulation resistance. It features SPST switch function, 0.254mm actuator travel, and -20 to 70 °C operating temperature range. Ideal for applications requiring momentary contact functions in electronic devices.
D6R40F1LFS
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): ROUND TYPE; Solderability: HAND/WAVE; Maximum DC Contact Current: .1 A;
K5V1BU43T
K5V1BU43T by C & K Components is a SPDT keypad switch with 25000 cycles electrical life. Featuring blue LED illumination, it has a max DC contact voltage of 32V and insulation resistance of 1000000000 ohm. Ideal for applications requiring dust-proof sealing, this switch operates b/w -40 to 85 °C with a max operating force of 4N.
KSC641JLFS
Itt Cannon
KSC641JLFS by ITT Cannon is a SPST keypad switch with 300000 cycles electrical life, IP67 sealing, and 1VA@32VDC DC max power rating. It is ideal for applications requiring a hard type actuator, such as industrial control panels or outdoor electronic devices.
5GTH9202242
Apem Components
5GTH9202242 by Apem Components is a keypad switch with POLYPHENYLENE SULPHIDE housing, COPPER TIN ALLOY terminals, and GREEN/YELLOW LED illumination. It has an electrical life of 10M cycles and IP67 sealing, making it ideal for industrial control panels and medical equipment applications. With a max operating force of 2N and SPST switch function, this switch offers reliable performance in harsh environments.
B32-1010
Omron B32-1010 keypad switch features SPST function, 70°C max operating temp, -25°C min operating temp. Ideal for through-hole-right angle mounting in various applications requiring momentary-tactile switch action.
TL3301AF260QG
E-switch
TL3301AF260QG by E-switch is a SPST Keypad Switch with 100000 cycle Electrical Life. It has an Actuator Travel of 0.25mm and operates b/w -20 to 70°C. Ideal for applications requiring a momentary-tactile switch with surface mount-straight mounting feature.
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