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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Featured manufacturers
KSEK43GLFS by C & K Components is a SPST keypad switch with IP67 sealing, suitable for surface mount applications. It has an electrical life of 300,000 cycles and a max DC contact voltage of 32V. With a compact body width of 6.2mm and height of 2.9mm, it operates within a temperature range of -40 to 85°C.
Median Price
$0.218
Lifecycle Status
Suppliers In-Stock
15
In-Stock Inventory
1k+
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TTI Europe
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Master Electronics
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Chip1Stop
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Netroflash
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$0.260
Aztec Data Supply Inc.
$2.350
Assy Fe
Glotronic Ltd.
GreenTree Electronics
Infinite Electronics LLP (Excess)
Authorized Procurement Solutions
Allows for easy and efficient soldering during production, ensuring a reliable connection.
Long electrical life ensures durability and longevity of the switch, making it a reliable choice for frequent use.
Capable of handling a maximum power rating of 1VA at 32VDC, making it suitable for various electrical applications.
High insulation resistance prevents leakage and ensures safe and reliable operation of the switch.
IP67 sealing provides protection against dust and water ingress, making it suitable for use in harsh environments.
Single Pole Single Throw (SPST) switch function provides a simple on/off operation, suitable for basic control applications.
High maximum operating temperature of 85°C allows the switch to be used in a wide range of environmental conditions.
Low minimum operating temperature of -40°C ensures the switch can function in cold environments without issue.
Provides a tactile feedback with an actuator travel of 0.3mm, enhancing the user experience and confirming input.
Can safely handle a maximum DC contact voltage of 32V, suitable for low voltage applications.
High dielectric strength of 250VAC ensures safe operation and prevents electrical breakdown.
Simple circuit configuration of 1X1 provides basic functionality for various applications.
Compact body size of 6.25mm allows for easy integration into various devices and control panels.
Low contact bounce time of 1ms ensures stable and accurate switching operation, reducing the risk of errors.
With a maximum operating force of 3N, the switch provides a tactile feel for reliable actuation.
Can handle a maximum DC rating of 0.05A at 32VDC, suitable for low current applications.
The actuator length of 0.055 inch allows for precise input control and feedback.
Capable of handling a maximum DC contact current of 0.05A, suitable for low current applications.
Provides a momentary tactile switch action, allowing for quick and responsive input.
Solder termination type simplifies installation and ensures a secure connection for reliable operation.
Low contact resistance of 100mohm ensures efficient electrical conductivity and minimal power loss.
Surface mount straight mounting feature allows for easy and secure installation on PCBs or control panels.
Keypad Switches KSEK43GLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KSEK43GLFS 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.
ERJ2RKF1002X
Panasonic
Panasonic's ERJ2RKF1002X is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance and operating temperature range of -55 to 155 °C.
SDR0604-101KL
Bourns
SDR0604-101KL by Bourns is a surface mount fixed inductor with a nominal inductance of 100 uH. It is a general purpose inductor suitable for power applications, with a max rated current of 0.52 A and a self-resonance frequency of 9 MHz.
BSS138BK,215
NXP Semiconductors
NXP Semiconductors' BSS138BK,215 is a N-CHANNEL FET with 0.36A max drain current and 0.42W power dissipation. Ideal for applications requiring single configuration and surface mount technology, such as enhancement mode operation in temperatures up to 150°C.
1N4148WT
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Zowie Technology
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Operating Temperature: 125 Cel; No. of Elements: 1; Maximum Non Repetitive Peak Forward Current: 30 A;
DS18B20Z+
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Body Width: 3.9 inch; Maximum Supply Voltage: 5.5 V;
FDC5614P
Onsemi
FDC5614P by Onsemi is a P-CHANNEL Power FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features 20A Max IDM and 0.105 ohm RDS(ON), operating in ENHANCEMENT MODE at -55 to 150 °C. This SMALL OUTLINE transistor has a built-in diode, GULL WING terminals, and METAL-OXIDE SEMICONDUCTOR technology.
2N7002
Sipex
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Peak Reflow Temperature (C): 240; Terminal Finish: TIN LEAD;
LM2931AZ-5.0RPG
LM2931AZ-5.0RPG by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V nominal output voltage and 0.1A max output current. It features a low dropout voltage of 0.6V, making it suitable for applications requiring stable power supply in temperature range from -40 to 125°C. The package style is cylindrical with matte tin terminal finish, ideal for various electronic devices needing precise voltage regulation.
LL4148
Daco Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
2N2222A
Semitronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Continental Device India
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; Package Shape: ROUND;
MBRS140T3G
MBRS140T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.6V and max output current of 1A. It operates b/w -65°C to 125°C, making it suitable for various applications requiring high-speed switching and low power loss in a small outline package style. The diode's matte tin terminal finish and dual position terminals enhance its performance in surface mount configurations.
1N4148
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
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.
LM358AN
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
SMBJ18CA
Weitron Technology
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WS
Lite-on Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
CRCW080510R0FKEA
Vishay Intertechnology
Vishay Intertechnology's CRCW080510R0FKEA is a fixed resistor with 10 ohm resistance, 1% tolerance, and 0.125 W power dissipation. Ideal for surface mount applications in automotive electronics due to its AEC-Q200 reference standard and operating voltage of 150 V. Operating temperature range from -55 to 155 °C ensures reliability in various environments.
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.
PTS820J25KSMTRLFS
C & K Components
PTS820J25KSMTRLFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 100000000 ohm insulation resistance. It operates b/w -40 to 85 °C, suitable for applications requiring momentary switch action and surface mount-straight mounting feature.
EVQP2002W
The Panasonic EVQP2002W 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 applications requiring ON-OFF contact function, such as consumer electronics and industrial control systems.
SKHMQME010
Alps Alpine
Alps Alpine SKHMQME010 is a RED keypad switch with 200000 cycles electrical life. It has 2.35N max operating force, -30 to 85°C temp range, and 0.05A@12VDC DC rating. Ideal for applications requiring momentary-tactile switch action in surface mount-straight mounting setups.
MCDTS6-2N
Multicomp Pro
MCDTS6-2N by Multicomp Pro is a SPST keypad switch with 200000 cycles electrical life. Featuring a 6.2mm body width and 3.5mm height, it operates b/w -25°C to 70°C. Ideal for applications requiring a dome type actuator, such as control panels or industrial equipment.
B3W-9002-RG2C
Omron
Omron's B3W-9002-RG2C keypad switch offers 300K cycles electrical life, with green and red LED illumination. Ideal for applications requiring a plunger-type SPST switch with 100M ohm insulation resistance. Operating temperatures range from -25 to 70°C, making it suitable for various industrial settings.
KMR221NGLFS
KMR221NGLFS by C & K Components is a SPST keypad switch with 200000 cycles electrical life and 1VA@32VDC DC max power rating. It has an IP40 sealing, operates b/w -40 to 85 °C, and features SILVER contact materials. Ideal for applications requiring a momentary-tactile switch type in surface mount-straight mounting configurations.
B3W-9000-RHG2C
Omron's B3W-9000-RHG2C keypad switch offers 1000000 cycles electrical life with GREEN AND RED LED illumination. With an insulation resistance of 100MΩ, it is ideal for applications requiring a SPST switch function and momentary-tactile action. This plunger-type switch operates at temperatures ranging from -25°C to 70°C, making it suitable for various industrial uses.
1241.1106.7098
Schurter Ag
Schurter Ag's 1241.1106.7098 Keypad Switch features SPST switch function, IP65 sealing, and 1000000 cycle electrical life. Ideal for panel mount applications with a max operating temperature of 60°C and -25°C min temperature.
1-1825910-6
Tyco Electronics Amp
The Tyco Electronics Amp 1-1825910-6 is a SPST Keypad Switch with 50000 cycles electrical life, 5.99mm body width, and 3.61mm body height. It operates b/w -35°C to 85°C, has a max DC contact voltage of 24V, and a max operating force of 6.08N. Ideal for applications requiring momentary switch action and solder termination in through-hole mounting setups.
KT11B2JM
Itt Cannon
ITT Cannon's KT11B2JM is a stainless steel keypad switch with MIL-STD solderability. Featuring SPST switch function, it has an electrical life of 100000 cycles and IP57 sealing, suitable for applications requiring momentary switch action in harsh environments.
EVQQ2W01W
The Panasonic EVQQ2W01W keypad switch offers SPST switch function with 200000 cycles electrical life. With insulation resistance of 100M ohm, it operates b/w -40 to 85°C. Ideal for applications requiring ON-OFF contact function and snap action timing in a compact 6.5mm body size.
B32-1600
Omron B32-1600 Keypad Switch features SPST switch function, 70°C max operating temp, -25°C min operating temp. Ideal for through-hole mounting applications requiring momentary-tactile switch action.
1241.1612.23
Schurter Ag's 1241.1612.23 keypad switch features SPST switch function, BRASS terminals, and GOLD OVER NICKEL plating. With a sealing rating of IP40, it is ideal for applications requiring momentary-tactile switch action in environments with temperatures ranging from -40 to 85 °C.
430481025816
Wuerth Elektronik & Kg
430481025816 by Wurth Elektronik is a black keypad switch with stainless steel housing. It has an electrical life of 1000000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring a momentary switch action, with max operating force of 2.06N and DC contact current of 0.05A@12VDC.
KSR223GLFG
KSR223GLFG by ITT Cannon is a SPST keypad switch with 200000 cycles electrical life, IP50 sealing, and 3.8" body width. Ideal for applications requiring a soft type actuator, it operates b/w -40°C to 125°C temperatures and has a max contact voltage of 32VDC.
5GTH9358222
Apem Components
5GTH9358222 by Apem Components is a SPST Keypad Switch with POLYPHENYLENE SULPHIDE housing. It features RED/GREEN LED illumination, IP67 sealing, and 10000000 cycle electrical life. Ideal for applications requiring a max operating force of 3.5N and DC contact voltage of 24V.
PTS647SK70SMTR2LFS
PTS647SK70SMTR2LFS by C & K Components is a SPST Keypad Switch with 100000 cycles Electrical Life and 100000000 ohm Insulation Resistance. With a max operating temperature of 70°C, it's ideal for applications requiring a momentary-tactile switch function in surface mount-straight mounting configurations.
7914S-1-000E
Bourns 7914S-1-000E Keypad Switch features stainless steel housing, phosphor bronze terminals, and waterproof sealing. Ideal for applications requiring a momentary switch with SPST function. Operating temperature range from -55°C to 125°C, suitable for various environments.
EVPAEGE2A
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.
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KSEK43JLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Sealing: IP67; Minimum Operating Temperature: -40 Cel;
Supply Digital Components
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