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.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
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
$0.210
Lifecycle Status
Suppliers In-Stock
15
In-Stock Inventory
1k+
DigiKey
1+ parts
$0.450
100+ parts
$0.325
1k+ parts
$0.268
10k+ parts
$0.231
Farnell
-
$0.218
$0.204
Newark
$0.094
Element14
$0.518
$0.406
Arrow
$0.193
$0.181
Verical
TTI Europe
$0.168
Master Electronics
$0.258
$0.225
Chip1Stop
$0.177
Nova Conductors
$0.265
Vyrian
IBS Electronics
$0.456
$0.307
$0.270
Electro Sonic
$0.236
$0.208
TME
$0.273
$0.252
Diverse Electronics
Semicontronic
$0.143
$0.139
Argo Parts USA
$0.257
Netroflash
$0.247
Continental Prestige Electronics
$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.
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 %;
LL4148
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
2N2222A
Transistor & Electronic
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
M85049/85-08W02
Glenair
CONNECTOR ACCESSORY; MIL Conformity: YES; Material: ALUMINIUM ALLOY; Associated Backshell Military - Specifications: MIL-DTL-38999; Shell Sizes: 08; DIN Conformity: NO;
1N4148
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Weitron Technology
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;
Fairchild Semiconductor
Rectron
ISO1050DUBR
Texas Instruments
ISO1050DUBR by Texas Instruments is a network interface IC with 8 terminals, operating from -55 to 105°C. It features a small outline package, nickel palladium gold finish, and gull wing terminal form. Ideal for telecom applications requiring a 5V supply voltage and peak reflow temperature of 260°C.
NC7WZ07P6X
BUFFER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
FT232RL-REEL
FTDI
FTDI's FT232RL-REEL is a bus controller with 28 terminals, operating at 3.3V to 5.25V. It supports USB, VBUS, and UART buses with a data transfer rate of 60MBps. Ideal for industrial applications due to its CMOS technology and compatibility with RS232, RS422, and RS485 standards.
BSS123,215
NXP Semiconductors
NXP Semiconductors' BSS123,215 is a N-CHANNEL FET for SWITCHING applications. Features include 100V DS Breakdown Voltage, 0.17A Drain Current, and 6 ohm On Resistance. With GULL WING terminals and ENHANCEMENT MODE operation, it's ideal for small outline packages in various electronic devices.
LM7805CT
Silicon Group
Other Regulators; No. of Terminals: 3; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %; Package Body Material: PLASTIC/EPOXY; Maximum Load Regulation: .05 %;
Comset Semiconductors
Other Regulators; No. of Terminals: 3; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %; Operating Temperature (TJ-Min): 0 Cel; Technology: BIPOLAR;
MMSZ5245BT1G
Onsemi
MMSZ5245BT1G by Onsemi is a Zener diode with 15V nominal reference voltage, 8.5mA test current, and 16 ohm dynamic impedance. It is used in applications requiring precise voltage regulation in a compact SMD package for temperatures ranging from -55 to 150°C.
MMBF170LT1G
Rochester Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Package Style (Meter): SMALL OUTLINE; No. of Terminals: 3;
BSS138
Siemens
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Maximum Drain-Source On Resistance: 3.5 ohm; Terminal Finish: Tin/Lead (Sn/Pb);
1N4148WS
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
EU2B-YS2J03F
Idec
ROTARY SWITCH;
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.
TL6120DF300QG
E-switch
TL6120DF300QG by E-switch is a SPST keypad switch with 500000 cycles electrical life. It has 100000000 ohm insulation resistance and operates b/w -40 to 85 °C. Ideal for applications requiring momentary switch action, such as surface mount straight mounting features.
5GTH93542
Apem Components
5GTH93542 by Apem Components is a keypad switch with POLYPHENYLENE SULPHIDE housing, COPPER TIN ALLOY terminals, and YELLOW LED illumination. It has an electrical life of 10M cycles and IP67 sealing, suitable for applications requiring a SPST switch function in harsh environments. Operating temperatures range from -30°C to 85°C, making it ideal for industrial control panels.
EVQP44B3M
Panasonic
The Panasonic EVQP44B3M keypad switch has an electrical life of 500K cycles, SPST switch function, and max operating force of 2.4N. Ideal for surface mount-right angle applications with a body width of 2.55in and body height of 3.5mm. Operating temperature range from -40 to 85°C makes it versatile for various environments.
1241.1601.11
Schurter Ag's 1241.1601.11 Keypad Switch features SPST switch function, with BRASS terminals and GOLD OVER NICKEL plating. Ideal for applications requiring a momentary-tactile switch type, with an electrical life of 1000000 cycles and max operating force of 2.2N.
EVQPC005K
The Panasonic EVQPC005K is a SPST Keypad Switch with 100000 cycles electrical life. It operates b/w -20 to 70°C, with a max contact voltage of 15V and current of 0.02A. Ideal for applications requiring momentary switch action, it features gold/silver terminal finish and through-hole-right angle mounting.
PTS641SK34SMTR2LFS
C & K Components
PTS641SK34SMTR2LFS by C & K Components is a RED Keypad Switch with SPST function, 100000 cycle Electrical Life, and 100000000 ohm Insulation Resistance. Ideal for applications requiring a MOMENTARY-TACTILE switch type with 0.2mm Actuator Travel, it operates b/w -20 to 85 °C and has a max DC Contact Voltage of 12V.
EDM450GSCLFG
EDM450GSCLFG by C & K Components is a SPST keypad switch with 1000000 cycle electrical life. Featuring gold plating, it has a max DC power rating of 0.2VA@100VDC and insulation resistance of 1000000000 ohm. Ideal for applications requiring momentary-tactile switch action in temperatures ranging from -55 to 85 °C.
KMR232NGULCLFS
KMR232NGULCLFS by C & K Components is a SPST keypad switch with 300000 cycles electrical life and 1VA@32VDC DC max power rating. It has a sealing of IP40, suitable for applications requiring momentary-tactile switch action in environments with temperatures ranging from -40 to 85 °C.
KMR223GLFG
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Termination Type: SOLDER; Minimum Operating Temperature: -40 Cel;
EVQQ2W02W
The Panasonic EVQQ2W02W keypad switch offers 200000 cycles electrical life, 100000000 ohm insulation resistance, and 10 ms contact bounce time. Ideal for applications requiring a SPST switch function with ON-OFF contact function, such as consumer electronics or industrial control systems.
PTS636SM25JSMTRLFS
PTS636SM25JSMTRLFS by C & K Components is a white keypad switch with 70000 cycles electrical life and IP40 sealing. It operates b/w -40 to 90°C, has a max DC contact voltage of 12V, and is ideal for applications requiring momentary-tactile switch action.
3.14.001.041/0000
Rafi & Kg
KEYPAD SWITCH;
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.
B3SN-3112P
Omron
The Omron B3SN-3112P is a keypad switch with 1 switch, an electrical life of 100000 cycles, and insulation resistance of 100000000 ohms. It is commonly used in applications requiring a momentary-tactile switch with a max operating force of 2.06 N.
2-1825910-7
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Switch Action: MOMENTARY; Body Length/Diameter: 5.99 mm; Maximum DC Contact Current: .05 A;
TL3301AF260QG
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.
B3FS-1012P
Omron B3FS-1012P Keypad Switch offers SPST switch function, 300000 cycles electrical life, and 1.96N max operating force. Ideal for surface mount applications with -25 to 70°C temp range and 0.05A@24VDC DC rating.
EVQPUC02K
The Panasonic EVQPUC02K is a black keypad switch with 100000 cycle electrical life and 100000000 ohm insulation resistance. It features SPST switch function, 0.3048mm actuator travel, and 3N max operating force. Ideal for applications requiring momentary switch action in temperatures ranging from -20 to 70 °C.
EVPBB0AAB000
Keypad Switches;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
KSEK43JLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Sealing: IP67; Minimum Operating Temperature: -40 Cel;
Supply Digital Components
$106.00
$54.25
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Quantity
12,000 In-Stock
Total price ≈ $80,197.29
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