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; Maximum Operating Temperature: 85 Cel;
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Keypad Switches KSR211J attributes and parameters. Explore more Keypad Switches devices from C & K Components
Type (Actuator):
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KSR211J 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;
Weitronic Enterprise
1N4148WT
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
Promax-johnton
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002
Transys Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Minimum DS Breakdown Voltage: 60 V; Maximum Operating Temperature: 150 Cel;
Hitano Enterprise
ULN-2803A
Sprague Electric
BUFFER OR INVERTER BASED PERIPHERAL DRIVER; Temperature Grade: OTHER; Terminal Form: THROUGH-HOLE; No. of Terminals: 18; Package Code: DIP; Package Shape: RECTANGULAR;
LM358N
Fairchild Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
Microsemi
2N2222A
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;
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.
Micro Commercial Components
LM317D2TG
Onsemi
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.
FDN306P
FDN306P by Onsemi is a P-CHANNEL FET with 12V DS Breakdown Voltage, ideal for SWITCHING applications. It features SINGLE configuration with BUILT-IN DIODE and GULL WING terminals. Operating in ENHANCEMENT MODE, it has a max ID of 2.6A and 0.04 ohm RDS(on), suitable for small outline packages at temperatures ranging from -55 to 150°C.
Diotec Semiconductor Ag
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; Maximum Time At Peak Reflow Temperature (s): 10;
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Time At Peak Reflow Temperature (s): 30; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
Vishay Sprague
SS14
Frontier Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WS
General Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN2003ADR
ULN2003ADR by Texas Instruments is a NPN BJT with 7 elements, max IC of 0.5A, and VCEsat of 1.6V. Ideal for switching applications in small outline packages with Gull Wing terminals.
B3F-4050
Omron
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.
147694-1
TE Connectivity
TE Connectivity's 147694-1 Keypad Switch features SPST switch function, with a max operating force of 1.568N and electrical life of 100000 cycles. Ideal for panel mounting applications, it has a black polyamide housing material and operates b/w -35°C to 85°C temperature range.
FSM101
TE Connectivity's FSM101 Keypad Switch features SPST switch function, 0.05A max AC/DC contact current, and 1.568N max operating force. Ideal for panel mounting applications in electronics with black housing and polyester actuator material.
JB-15FBP2
Nkk Switches
JB-15FBP2 by Nkk Switches is a SPST keypad switch with GLASS FILLED POLYAMIDE housing. It has 5000000 cycle electrical life and operates b/w -25 to 70 °C. Ideal for applications requiring a momentary-tactile switch with 24VDC max rating and 1.8N operating force.
PTS647SN50SMTR2LFS
C & K Components
PTS647SN50SMTR2LFS by C & K Components is a SPST Keypad Switch with 100000 cycle Electrical Life and 100000000 ohm Insulation Resistance. With a compact design of 4.5mm body width and 2.9mm body height, it's ideal for applications requiring a momentary-tactile switch action in temperatures ranging from -20 to 70°C.
SKRKAHE020
Alps Alpine
Alps Alpine SKRKAHE020 is a SPST keypad switch with 200000 cycles electrical life. Featuring STEM actuator, it has 0.05A@12VDC DC max rating and 0.98N max operating force. Ideal for applications requiring momentary-tactile switch action in temperatures ranging from -30°C to 85°C.
JJJHRGG200NOPMRTR
JJJHRGG200NOPMRTR by TE Connectivity is a brown keypad switch with SPST switch function. It has a max AC contact current of 0.05A and stainless steel end contact material. This panel mount switch is commonly used in various applications requiring OFF-(ON) contact function.
B3FS-1010P
Omron B3FS-1010P Keypad Switch offers 1000000 cycles electrical life, 100000000 ohm insulation resistance, and 1.27N max operating force. Ideal for surface mount applications requiring momentary-tactile switch action with SPST circuit config and N.O.-N.C. contact function.
KSL0M412LFT
KSL0M412LFT by C & K Components is a SPST keypad switch with IP65 sealing, suitable for applications requiring durability. It has an electrical life of 100000 cycles and a max DC contact voltage of 32V, making it ideal for use in harsh environments. With a compact body width of 6.2mm and solder termination, this switch offers reliable performance in various electronic devices.
KMR232GULCLFS
KMR232GULCLFS by C & K Components is a SPST keypad switch with 300000 cycles electrical life and 1VA@32VDC DC max power rating. Ideal for applications requiring momentary-tactile switch action, such as consumer electronics and industrial control systems. Features include IP40 sealing, 3.75N max operating force, and -40 to 85°C operating temperature range.
SKHUALE010
Alps Alpine SKHUALE010 is a black keypad switch with SPST function. It has an electrical life of 300K cycles, insulation resistance of 100M ohm, and operates b/w -30 to 85°C. Ideal for applications requiring momentary-tactile switch action in surface mount configurations.
B3FS-1050
Omron B3FS-1050 keypad switch has 1000000 cycles electrical life, SPST switch function, and 1.27N max operating force. Ideal for surface mount applications with -25 to 70°C temp range and 0.05A@24VDC DC max rating load.
KSC221JLFS
Itt Cannon
KSC221JLFS by ITT Cannon is a SPST keypad switch with 500000 cycles electrical life, IP67 sealing, and 1VA@32VDC DC max power rating. Ideal for applications requiring a soft type actuator, such as consumer electronics or industrial control systems. Operating temperature range from -40 to 85 °C.
1825968-2
TE Connectivity's 1825968-2 Keypad Switch features SPST switch function, 100000 electrical life cycles, and 6.35mm actuator travel. Ideal for panel mounting applications with a max DC contact voltage of 24V and operating temperatures ranging from -40 to 105°C.
MSLPT5252CG3BTR
TE Connectivity's MSLPT5252CG3BTR 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 switch with silver plating on center contacts.
EVPBK4A1B000
Panasonic
Keypad Switches;
PTS636SK50LFS
PTS636SK50LFS by C & K Components is a black keypad switch with SPST function. It has an electrical life of 30,000 cycles and insulation resistance of 100M ohm. With sealing rating of IP40, it's ideal for applications requiring momentary-tactile switch action in temperatures ranging from -40 to 90°C.
TL3780AF330QG
E-switch
TL3780AF330QG by E-switch is a SPST keypad switch with an electrical life of 300,000 cycles. It has a max operating temperature of 85°C and a min operating temperature of -40°C. This switch is commonly used in applications that require momentary-tactile action and surface mount-straight mounting feature.
EVQQ2D02W
The Panasonic EVQQ2D02W keypad switch offers 2000000 cycle electrical life with 100000000 ohm insulation resistance. With SPST switch function and 0.5 N max operating force, it is ideal for applications requiring ON-OFF contact function and SNAP ACTION timing. Operating b/w -40 to 85 °C, it features SOLDER termination and GOLD/SILVER terminal finish.
EVQQ2K02W
The Panasonic EVQQ2K02W is a SPST keypad switch with 1000000 cycles electrical life and 100000000 ohm insulation resistance. Ideal for applications requiring ON-OFF contact function, it operates b/w -40 to 85 °C with a max DC voltage of 15V.
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