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; Type (Actuator): SOFT TYPE; Solderability: REFLOW; DC Maximum Power Rating R Load (Contact): 1VA@32VDC;
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Keypad Switches KST221JLFG attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KST221JLFG 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.
M39029/58-360
Defense Logistics Agency
CONNECTOR ACCESSORY; Contact Type: CRIMP REAR RELEASE; Mating Contacts: M39029/56-348, M39029/57-354; Insertion Tool Sources: MILITARY; Contact Gender: MALE; Alternate Contact Sources: MILITARY;
2N2222A
Telcom Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LL4148
Surge Components
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LAN8720AI-CP-TR
Microchip Technology
LAN8720AI-CP-TR by Microchip is an Ethernet transceiver with 100 Mbps data rate, operating at -40 to 85 °C. It features a 3.3 V supply voltage, 54 mA supply current, and TS 16949 screening level. Ideal for network interfaces in industrial applications due to its compact square package and low profile design.
Carlisle Interconnect Technologies
GENERAL CONN ACCESSORY; Associated Military - Specifications: MIL-C-55302/69, MIL-C-38999; Maximum Operating Temperature: 200 Cel; MIL-Connector Accessory: CONTACT; Terminal Type: CRIMP; MIL Conformity: YES;
NDT2955
Onsemi
NDT2955 by Onsemi is a P-CHANNEL FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features a max IDM of 15A and EAS of 174mJ, suitable for ENHANCEMENT MODE operation. With a compact SMALL OUTLINE package and -55 to 150 °C operating range, it offers efficient power dissipation up to 3W.
BSS138LT3G
BSS138LT3G by Onsemi is a N-CHANNEL FET with a min DS breakdown voltage of 50V. It is used for switching applications and has a max drain current of 0.2A and max drain-source on resistance of 3.5 ohm.
BSS123-7-F
Diodes Incorporated
BSS123-7-F by Diodes Inc. is a N-channel FET with 100V DS breakdown voltage and 0.17A drain current. Ideal for switching applications, it features a single configuration with built-in diode, operates in enhancement mode, and has a max power dissipation of 0.3W.
M24308/2-1F
TE Connectivity
TE Connectivity's M24308/2-1F D-Sub Connector features 9 contacts, 2 rows, and a shell size of 1/E. With a rated current of 7.5A, it operates b/w -55°C to 125°C. Ideal for cable mounting applications, this connector has a steel shell with cadmium finish and uses crimp termination for female contact pins.
Formosa Microsemi
Minilogic Device
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .001 A;
SS14+
Multicomp Pro
SS14+ by Multicomp Pro is a Schottky rectifier diode with a max output current of 1A and a reverse test voltage of 40V. It is designed for surface mount applications in electronic circuits, offering a small outline package style and dual terminal position. With a temperature range from -65°C to 150°C, it is suitable for various industrial and consumer electronics.
RC0402JR-070RL
Yageo
Yageo's RC0402JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. It features METAL GLAZE/THICK FILM tech, WRAPAROUND terminals, and 0.0625 W power dissipation. Ideal for jumper applications in electronics requiring compact surface mount components.
SMBJ18CA
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
CRG0805F10R
Tyco Electronics Components
FIXED RESISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 125 Cel; Tolerance: 1 %;
Daco Semiconductor
L78L05ABZ-AP
STMicroelectronics
L78L05ABZ-AP by STMicroelectronics is a BIPOLAR fixed positive single output standard regulator with an operating temperature range of -40 to 125°C. It has a nominal output voltage of 5V, max load regulation of 0.06%, and can handle a max output current of 0.07A. Ideal for applications requiring stable voltage regulation in various electronic devices.
1N4148
Semitronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Rugao Dachang Electronic
2N7002
Silicon Standard
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): .225 W; Maximum Drain-Source On Resistance: 7.5 ohm; Transistor Element Material: SILICON;
B3SL-1002P
Omron
Omron B3SL-1002P keypad switch offers 100000 cycles electrical life, IP67 sealing, and 2.45N max operating force. Ideal for surface mount applications with -25 to 90°C temp range.
B3W-1000
Omron B3W-1000 Keypad Switch features SPST switch function, IP67 sealing, and 1.57N max operating force. Ideal for applications requiring momentary-tactile action, with 1000000 cycles electrical life and -25 to 70°C temp range.
TL3305AF260QG
E-switch
TL3305AF260QG by E-switch is a SPST keypad switch with 200000 cycles electrical life. Featuring 0.2mm actuator travel and 2.45N max operating force, it's ideal for applications requiring momentary-tactile switch action. With a DC contact voltage of 12V and solder termination type, it offers reliable performance in various electronic devices.
5-1437565-0
TE Connectivity 5-1437565-0 is a black keypad switch with polyamide housing. It has an electrical life of 100,000 cycles and operates b/w -35 to 85°C. Ideal for panel mounting applications requiring SPST switch function and momentary-tactile action.
RA3FTH9
Apem Components
The Apem Components RA3FTH9 is a 9.56" wide keypad switch with IP67 sealing, SPST function, and 160°C max operating temp. Ideal for applications requiring a moisture-proof, momentary action switch with 24VDC contact voltage and 3N operating force.
DTSM-65N-V-T/R
The Apem Components DTSM-65N-V-T/R is a brown keypad switch with SPST function, 200000 cycle electrical life, and 2.06N max operating force. Ideal for surface mount applications requiring momentary-tactile switch action at temperatures ranging from -25°C to 70°C.
EVPAEGE2A
Panasonic
Panasonic EVPAEGE2A is a black keypad switch with SPST function. It has an electrical life of 200,000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring momentary-tactile switch action in temperatures ranging from -40 to 85°C.
KSEM31GLFS
C & K Components
KSEM31GLFS by C & K Components is a SPST keypad switch with 300000 cycles electrical life and 1VA@32VDC DC max power rating. With IP67 sealing, it's ideal for applications requiring a reliable, sealed keypad switch in harsh environments.
KT11B2JM
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Contact Function: OFF-(ON); Solderability: MIL-STD; Contact Timing: MAKE-BEFORE-BREAK;
MSLPT5252CL3BTR
TE Connectivity's MSLPT5252CL3BTR is a black keypad switch with SPST function. Made of polyethylene, it has a max operating temperature of 70°C and can handle up to 0.05A AC/DC contact current. Ideal for panel mounting applications requiring a durable and reliable switch solution.
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.
SKHHLMA010
Alps Electric
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): STEM; Maximum Operating Force: .98 N; Maximum Operating Temperature: 85 Cel;
PTS636SKG25SMTRLFS
PTS636SKG25SMTRLFS by C & K Components is a RED keypad switch with SPST function. It has an electrical life of 100,000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring a momentary-tactile switch with reflow solderability and IP40 sealing.
KT11P2SA2M35LFG
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): HARD TYPE; Solderability: MIL-STD; JESD-609 Code: e4;
SKRBACE010
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SHARP STEM; Contact Function: ON-OFF; Solderability: REFLOW;
KSL1M411LFTR
KSL1M411LFTR by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 1VA@32VDC DC max power rating. It has an IP60 sealing, -40 to 85 °C operating temperature range, and SILVER contact material. Ideal for applications requiring a long hard plastic actuator type with 0.6mm travel distance.
1301.9306
Schurter Ag
1301.9306 by Schurter Ag is a SPST Keypad Switch with BRASS terminals, 100000 cycles Electrical Life, and IP40 sealing. Ideal for applications requiring a 2.1N Max Operating Force, 0.05A@12VDC DC Max Rating R Load, and 0.1ms Max Contact Bounce Time.
PTS645VL312LFS
PTS645VL312LFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 100000000000 ohm insulation resistance. It has a max operating temperature of 60°C and min of -20°C, making it suitable for various applications requiring reliable tactile feedback and durability. With a compact body width of 6.2 inch, this switch is ideal for PCB designs with its through-hole-right angle mounting feature.
SKHMQME010
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SHARP STEM; Contact Function: OFF-(ON); Solderability: REFLOW;
KSR223GNCLFG
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SOFT TYPE; Solderability: REFLOW; No. of Switches: 1;
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