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
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): HARD TYPE; Solderability: REFLOW; Termination Type: SOLDER;
Median Price
$0.526
Lifecycle Status
Suppliers In-Stock
24
In-Stock Inventory
1k+
Mouser Electronics
1+ parts
$0.800
100+ parts
$0.582
1k+ parts
$0.403
10k+ parts
-
DigiKey
$0.820
$0.581
$0.538
Arrow
Verical
Master Electronics
$0.315
$0.305
Future Electronics
$0.320
Chip1Stop
$0.272
NEP Electronics
Newark
$0.635
$0.458
TTI
$0.345
$0.314
Nova Conductors
$0.375
TME
$0.630
$0.432
IBS Electronics
$0.421
NAC Semi
$0.770
Electro Sonic
$0.455
$0.330
$0.306
Vyrian
ComSIT Distribution GmbH
ACDS - Activité Composants Distribution Service
R&J Components
Specialty Parts & Electronic Components, Inc. (S.P.E.C.)
Pegasus Components GmbH
Semi Source
LWI Electronics Inc
Prism Electronics
Ampacity Inc.
$0.250
Netroflash
Component Stockers USA
$0.400
$0.280
$0.240
CoreStaff
$0.996
$0.408
$0.368
GreenTree Electronics
Perfect Parts
Assy Fe
Kepictronics
Glotronic Ltd.
Cyclops Electronics Ltd (Excess)
Speed Components Ltd (Excess)
Authorized Procurement Solutions
Keypad Switches KSC621JLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
Length (Actuator):
Actuator Travel (mm):
Type (Actuator):
Body Width:
Body Height:
Body Length/Diameter:
Center Contact Material:
Center Contact Plating:
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:
End Contact Plating:
Insulation Resistance:
JESD-609 Code:
Mounting Feature:
No. of Switches:
Maximum Operating Force:
Maximum Operating Temperature:
Minimum Operating Temperature:
Packing Method:
Sealing:
Solderability:
Switch Action:
Switch Function:
Switch Type:
Terminal Finish:
Terminal Material:
Termination Type:
KSC621JLFS Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.90.40
SB
PCN Design/Specification - KSC Series Marking 19/Sep/2014 KSC6 Series 21/Jun/2013
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.
2902037
Phoenix Contact
MODULAR TERMINAL BLOCK;
KSZ9031RNXIA
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
SS14
Pro-an Electronic
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358DT
STMicroelectronics
LM358DT by STMicroelectronics is a dual operational amplifier with a max input offset voltage of 9000 uV. It operates at a nominal voltage of 5V and has a min voltage gain of 25000. This amplifier is commonly used in applications requiring high precision and low power consumption.
1N4148
Rectron
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM107H
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Low-Offset: NO;
North American Philips Discrete Products Div
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; JESD-609 Code: e0; Maximum Repetitive Peak Reverse Voltage: 100 V; Terminal Finish: Tin/Lead (Sn/Pb);
LM317T/NOPB
Texas Instruments
LM317T/NOPB by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max input-output voltage differential of 40V. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. The package style is flange mount with three terminals for easy installation.
2N7002
Unisonic Technologies
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Package Body Material: PLASTIC/EPOXY; Package Shape: RECTANGULAR;
ULN2803A
Sanken Electric
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; JESD-30 Code: R-PDIP-T18; Package Body Material: PLASTIC/EPOXY;
NE555/D
General Electric Solid State
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; Maximum Operating Temperature: 70 Cel; Technology: BIPOLAR; Package Equivalence Code: DIE OR CHIP; Qualification: Not Qualified;
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.
BAV99
General Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
FDC5614P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.6 W; Transistor Application: SWITCHING; Maximum Drain Current (ID): 3 A;
BSS138
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Drain-Source On Resistance: 3 ohm; Minimum DS Breakdown Voltage: 50 V; Terminal Form: GULL WING;
Wuxi Xuyang Electronic
LM555CM
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
Hitachi
2N2222A
Microchip Technology
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum Operating Temperature: -65 Cel; Terminal Position: BOTTOM;
LM317T
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; JESD-30 Code: R-PSFM-T3; Adjustability: ADJUSTABLE; Package Equivalence Code: SIP3,.1TB;
SKTQAAE010
Alps Alpine
Alps Alpine SKTQAAE010 is a BLUE SPST KEYPAD SWITCH with 200000 cycles Electrical Life. It has an Actuator Travel of 0.71mm and operates b/w -40 to 90 °C. Ideal for applications requiring MOMENTARY-TACTILE switch action, such as consumer electronics or industrial control systems.
DTSM-63N-V-B
Diptronics Manufacturing
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): DOMED TYPE; Switch Action: MOMENTARY-TACTILE; Termination Type: SOLDER;
TL1105WF250Q
E-switch
TL1105WF250Q by E-switch is a SPST keypad switch with 100000 cycle electrical life and 100000000 ohm insulation resistance. It has a max operating force of 2.45N, making it ideal for applications requiring momentary-tactile feedback such as consumer electronics and industrial control panels.
B3U-1000P-B
Omron
Omron B3U-1000P-B is a dust-proof keypad switch with SPST function. It has an electrical life of 200,000 cycles and insulation resistance of 100M ohm. Ideal for surface mount applications, it operates b/w -25°C to 70°C with a max DC contact voltage of 12V.
EVQQ0G03K
Panasonic
The Panasonic EVQQ0G03K keypad switch has an electrical life of 200,000 cycles and insulation resistance of 100MΩ. With a max operating force of 2.6N, it is ideal for applications requiring a SPDT pushbutton switch with momentary action. This surface-mount right-angle switch operates b/w -20°C to 70°C, making it suitable for various electronic devices.
EVQ11L09K
The Panasonic EVQ11L09K is a black keypad switch with 100000 cycles electrical life and 50000000 ohm insulation resistance. It has a 0.25mm actuator travel, SPST switch function, and operates b/w -20 to 70 °C. Ideal for applications requiring momentary switch action with low contact resistance and through-hole mounting.
EVPASDB1A
KEYPAD SWITCH; Manufacturer Series: EVPAS;
KSA0M312LFT
C & K Components
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): SHORT HARD PLASTIC TYPE; Solderability: WAVE; Maximum Operating Temperature: 85 Cel;
RA3FTH9
Apem Components
The Apem Components RA3FTH9 is a 9.56" wide keypad switch with IP67 sealing, SPST function, and 160°C max operating temp. Ideal for applications requiring a moisture-proof, momentary action switch with 24VDC contact voltage and 3N operating force.
PTS645SK50SMTR92LFS
PTS645SK50SMTR92LFS by C & K Components is a SPST keypad switch with 100000 cycles electrical life and 100000000000 ohm insulation resistance. It has a max operating force of 2.55N, making it ideal for applications requiring momentary-tactile feedback in various electronic devices.
EVQ11U09K
The Panasonic EVQ11U09K is a black keypad switch with 50000 cycles electrical life and 50000000 ohm insulation resistance. With SPST switch function, it has a 0.25mm actuator travel and operates b/w -20°C to 70°C. Ideal for applications requiring momentary switch action and through-hole-straight mounting, it offers reliable performance in various electronic devices.
SKRBACE010
Alps Alpine SKRBACE010 is a SPST keypad switch with 500000 cycles electrical life. It has 100M ohm insulation resistance and operates b/w -30 to 85 °C. Ideal for ON-OFF applications, it features a sharp stem actuator with 0.2032mm travel and 2.55N max operating force.
PTS636SL43SMTRLFS
PTS636SL43SMTRLFS by C & K Components is a black keypad switch with SPST function. It offers an electrical life of 50,000 cycles and insulation resistance of 100M ohm, suitable for applications requiring momentary-tactile switch action. With IP40 sealing and reflow solderability, it operates b/w -40 to 90°C temperature range.
MX1A-E1NW
Zf Friedrichshafen Ag
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Type (Actuator): KEYLOCK; Contact Function: OFF-(ON); Solderability: WAVE;
D6R90F1LFS
Itt Cannon
D6R90F1LFS 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. With a max DC contact voltage of 32V, it is suitable for applications requiring momentary-tactile switch action.
147873-1
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Maximum DC Contact Voltage: 24 V; Minimum Operating Temperature: -35 Cel; Maximum Operating Force: 2.26 N;
K5ATGN43GP
K5ATGN43GP by C & K Components is a SPST keypad switch with green LED illumination. It has an electrical life of 100,000 cycles and insulation resistance of 1Gohm. Ideal for applications requiring momentary-tactile switch action, such as surface mount devices in need of IP40 sealing.
MCSLPT4644B1TR
TE Connectivity
TE Connectivity's MCSLPT4644B1TR is a SPST Keypad Switch with POLYETHYLENE housing and COPPER ALLOY terminals. With 1000000 cycles electrical life, it offers momentary-tactile switch action suitable for panel mount applications. Featuring SILVER plating, this switch has a max operating force of 0.98N and can handle 0.05A@12VDC DC max rating R load.
1571527-2
TE Connectivity's 1571527-2 Keypad Switch features SPST switch function, 200000 electrical life cycles, and 0.98N max operating force. Ideal for panel mounting applications with a max DC contact voltage of 24V and -35 to 85°C operating temperature range.
KMR241GLFS
KMR241GLFS by ITT Cannon is a 2.8" keypad switch with IP40 sealing, SPST function, and 1ms contact bounce time. Ideal for surface mount applications, it operates b/w -40°C to 85°C with a max force of 5N. Suitable for various electronic devices requiring reliable tactile input control.
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