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; Additional Features: TAPE/REEL PKG.;
Median Price
$1.372
Lifecycle Status
Suppliers In-Stock
15
In-Stock Inventory
1k+
Verical
1+ parts
$0.690
100+ parts
-
1k+ parts
$0.660
10k+ parts
$0.650
Element14
$1.110
$0.790
$0.695
Farnell
$1.324
$0.929
DigiKey
$1.420
$0.999
$0.705
$0.640
Mouser Electronics
$0.926
$0.704
PEI Genesis
Chip1Stop
Master Electronics
$1.970
$1.940
$0.992
TME
$0.890
DF Sales Co.
$1.000
IBS Electronics
$0.662
Sunrise Surplus Inc.
Bristol Electronics
$0.422
$0.315
Prism Electronics
Perfect Parts
Assy Fe
Metaverse IC Inc.
Authorized Procurement Solutions
Keypad Switches KST241JLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
Length (Actuator):
Actuator Travel (mm):
Type (Actuator):
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Body Width:
Body Height:
Body Length/Diameter:
Center Contact Material:
Circuit Config:
Maximum Contact Bounce Time:
Maximum DC Contact Current:
DC Maximum Power Rating R Load (Contact):
DC Maximum Rating R Load (Contact):
Contact Resistance:
Maximum DC Contact Voltage:
Dielectric Withstand Volts (V):
Electrical Life:
End Contact Material:
Insulation Resistance:
JESD-609 Code:
Mounting Feature:
No. of Switches:
Maximum Operating Force:
Maximum Operating Temperature:
Minimum Operating Temperature:
Packing Method:
Sealing:
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Switch Action:
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KST241JLFS 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.
1N4148WS
Vishay Intertechnology
Vishay Intertechnology's 1N4148WS is a single rectifier diode with a max forward voltage of 1V and output current of 0.15A. With a fast reverse recovery time of 0.004us, it operates up to 150°C. Ideal for applications requiring high-speed switching and low power consumption in surface mount configurations.
ULN2003ADR
Texas Instruments
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.
AH180-WG-7
Diodes Incorporated
AH180-WG-7 by Diodes Inc. is a magnetic field sensor with 1.5mT hysteresis, 0.30V output range, and 9mA max operating current. Ideal for applications requiring non-inverting analog voltage output in a compact rectangular package suitable for surface mount installations.
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 %;
BSS138
Sipex
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Moisture Sensitivity Level (MSL): 1; Peak Reflow Temperature (C): 240;
1N4148WT
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358AN
Samsung
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
SMMBT2222ALT1G
Onsemi
SMMBT2222ALT1G by Onsemi is a NPN BJT transistor with 3 terminals, 0.6A IC, and 40V VCE. It has a hFE of 75, fT of 300MHz, and operates up to 150°C. Ideal for small signal applications in automotive electronics due to AEC-Q101 compliance.
PIC18F4550T-I/PT
Microchip Technology
The Microchip Technology PIC18F4550T-I/PT microcontroller operates at a max clock frequency of 48 MHz with 8-bit architecture. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it suitable for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this device offers efficient performance in compact designs.
ECA2DHG4R7
Panasonic
ECA2DHG4R7 by Panasonic is a 4.7uF aluminum electrolytic capacitor with 200V rated DC voltage. It features tan delta of 0.15, leakage current of 0.0664mA, and ripple current of 50mA, making it ideal for applications requiring high capacitance stability and low leakage in through-hole mounting setups at temperatures ranging from -25 to 105°C.
Surge Components
SS14
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358MX
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
LM555CM
LM555CM by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V and max operating temperature of 70°C. It comes in a small outline package, suitable for applications requiring pulse generation or rectangular waveform outputs. With surface mount capability and low supply current of 15mA, it is ideal for commercial-grade electronic circuits.
2N7002
Micro Commercial Components
Small Signal Field-Effect Transistors; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Transistor Application: SWITCHING; Maximum Drain Current (ID): .34 A; Package Style (Meter): SMALL OUTLINE;
RC0402FR-071KL
Yageo
The Yageo RC0402FR-071KL is a fixed resistor with a resistance of 1000 ohm and a tolerance of 1%. It is suitable for surface mount applications and has a max operating temperature of 155 °C.
1552200168
Molex
WIRE AND CABLE;
LM358M
National Semiconductor
1N4148
Dc Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Sensitron Semiconductor
KMR211GLFS
C & K Components
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; JESD-609 Code: e4; Body Height: 1.4 mm;
B3U-1000PM
Omron
Omron B3U-1000PM is a black keypad switch with 200000 cycles electrical life. It has SPST switch function, 1.5N max operating force, and -25 to 70°C temp range. Ideal for applications requiring momentary-tactile action, such as consumer electronics or industrial control panels.
KSR221GLFS
Itt Cannon
KSR221GLFS by ITT Cannon is a SPST keypad switch with 200000 cycles electrical life. Featuring IP50 sealing, it has a body width of 3.8" and operates b/w -40°C to 85°C. Ideal for applications requiring a soft type actuator, such as consumer electronics and industrial control systems.
KMR211GLFS by ITT Cannon is a 2.8" keypad switch with SPST function, IP40 sealing, and -40 to 85°C operating temperature range. Ideal for surface mount applications, it offers 1 ms contact bounce time and 1.5 N operating force, making it suitable for various electronic devices.
SKRMAAE010
Alps Electric
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SHARP STEM; Solderability: REFLOW; Electrical Life: 500000 Cycle(s);
431481031816
Wuerth Elektronik & Kg
431481031816 Keypad Switch by Wuerth Elektronik & Kg is a black stainless steel switch with reflow solderability. It has a long electrical life of 1,000,000 cycles and insulation resistance of 100,000,000 ohms. This switch is commonly used in applications requiring ON-OFF functionality and surface mount-straight mounting feature.
FSM6JSMATR
TE Connectivity
TE Connectivity's FSM6JSMATR is a black keypad switch with polyamide housing. It offers SPST switch function, 100000 electrical life cycles, and 1.568N max operating force. Ideal for panel mounting applications requiring momentary-tactile switch action at temperatures ranging from -20°C to 85°C.
PTS645SK432LFS
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.
KST221GLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SOFT TYPE; Solderability: REFLOW; Actuator Travel (mm): 1.3;
JF15SP1F
Nkk Switches
JF15SP1F by Nkk Switches is a GREEN keypad switch with GLASS FILLED POLYAMIDE housing. It has 500000 cycles electrical life, 0.4mm actuator travel, and operates b/w -25 to 85 °C. Ideal for applications requiring a SPST switch function with 24VDC max contact voltage.
FSM4JSMA
TE Connectivity's FSM4JSMA is a black keypad switch with polyamide housing and copper alloy terminals. It offers SPST switch function, 100000 electrical life cycles, and 100000000 ohm insulation resistance. Ideal for panel mounting applications, it has a max operating temperature of 85°C and DC contact current of 0.05A at 24V.
EVQPF104R
The Panasonic EVQPF104R is a red keypad switch with an electrical life of 100,000 cycles and insulation resistance of 50MΩ. With SPST switch function, it's ideal for applications requiring momentary contact such as consumer electronics or industrial control systems.
PTS647SM50SMTR2LFS
PTS647SM50SMTR2LFS by C & K Components is a SPST Keypad Switch with 100000 cycle Electrical Life and 100000000 ohm Insulation Resistance. It has a Body Width of 4.5 inch, suitable for applications requiring a MOMENTARY-TACTILE switch function in temperatures ranging from -20 to 70 °C.
1301.9302
Schurter Ag
The Schurter Ag 1301.9302 is a keypad switch with a single switch and a body width of 6 inches. It has a solderability of REFLOW and a terminal material made of BRASS. This switch is commonly used in applications that require momentary-tactile switch action, such as control panels or electronic devices.
SKRTLAE010
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): SHARP STEM; Solderability: REFLOW; No. of Switches: 1;
B32-1240
Omron B32-1240 Keypad Switch features SPST switch function, blue projected plunger actuator, and 70°C max operating temp. Ideal for applications requiring momentary-tactile switch action with through hole-straight mounting.
EVQPVG05K
The Panasonic EVQPVG05K is a SPST keypad switch with 100000 cycles electrical life, 3.5mm height, and 6.1mm body length. It operates b/w -30°C to 85°C, has a max contact voltage of 12VDC, and requires a max operating force of 2N. Ideal for applications requiring momentary switch action in various electronic devices.
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.
D6C90F2LFS
D6C90F2LFS by ITT Cannon is a black keypad switch with SPST function. It has an electrical life of 250,000 cycles and operates at temperatures ranging from -20 to 85°C. Ideal for applications requiring a momentary-tactile switch with a max DC contact voltage of 32V and current rating of 0.1A.
B3F-3150
Omron B3F-3150 is a white Keypad Switch with 1000000 cycles electrical life. Featuring SPST switch function, it has 7.4mm body height and operates b/w -25 to 70°C. Ideal for applications requiring momentary-tactile switch action and 90° actuator angle, with gold terminal finish and silver contact plating.
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Supply Digital Components
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