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; Solderability: REFLOW; Termination Type: SOLDER; Electrical Life: 100000 Cycle(s);
Median Price
$0.331
Lifecycle Status
Suppliers In-Stock
6
In-Stock Inventory
1k+
DigiKey
1+ parts
$0.640
100+ parts
$0.487
1k+ parts
$0.422
10k+ parts
$0.377
Verical
-
Arrow
$0.293
Chip1Stop
$0.275
Newark
$0.461
IBS Electronics
$0.330
$0.295
Advanced Electronics
$2.948
$2.683
$2.417
Authorized Procurement Solutions
Keypad Switches KMR431NGLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
Length (Actuator):
Actuator Travel (mm):
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:
Solderability:
Switch Action:
Switch Function:
Switch Type:
Terminal Finish:
Termination Type:
KMR431NGLFS 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.
BAV99
Philips Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
KSZ9031RNXIC
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
ATMEGA328P-AU
Microchip Technology
ATMEGA328P-AU by Microchip: 8-bit RISC CPU, 20 MHz clock, 23 I/O lines. Ideal for industrial applications with SPI, TWI, USART connectivity and low power mode. Features include 2048 RAM bytes, 1024 EEPROM size, and 16384 ROM words.
2N2222A
Texas Instruments
2N2222A by Texas Instruments is a small signal NPN bipolar junction transistor (BJT) with a max collector-emitter voltage of 40V and a max collector current of 0.8A. It is commonly used for switching applications due to its fast turn on/off times (35ns/285ns) and high transition frequency (300MHz).
Electronic Devices
261
New England Microwave
Other Interface ICs; No. of Terminals: 14; Package Equivalence Code: FL14(UNSPEC); Power Supplies (V): +-5,-15; Package Body Material: PLASTIC/EPOXY; Surface Mount: YES;
Infineon Technologies
LM317T/NOPB
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; JESD-609 Code: e3; Package Shape: RECTANGULAR;
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;
CRCW06030000Z0EAHP
Vishay Intertechnology
Vishay Intertechnology's CRCW06030000Z0EAHP is a 0 ohm jumper resistor with METAL GLAZE/THICK FILM tech. Operating temp range -55 to 155 °C, it's SMT package style makes it ideal for automotive applications meeting AEC-Q200 standard.
LM358N
STMicroelectronics
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
RC0603JR-070RL
Yageo
Yageo's RC0603JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. Its metal glaze/thick film technology and 0.1 W power dissipation make it ideal for jumper applications in various electronic devices.
1N4148
Kec
RECTIFIER DIODE; Surface Mount: NO; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Non Repetitive Peak Forward Current: 2 A; Config: SINGLE; Maximum Operating Temperature: 200 Cel;
FDV303N
Fairchild Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Transistor Application: SWITCHING; JESD-609 Code: e3;
Motorola
RECTIFIER DIODE; Surface Mount: YES; Maximum Output Current: .1 A; Maximum Reverse Recovery Time: .006 us; Maximum Repetitive Peak Reverse Voltage: 70 V; JESD-609 Code: e0;
Renesas Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LL4148
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): 1 V; Maximum Non Repetitive Peak Forward Current: .5 A; No. of Elements: 1; Maximum Reverse Recovery Time: .004 us;
SMBJ18CA
Taiwan Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
C0603C104K5RACAUTO
KEMET Corporation
KEMET C0603C104K5RACAUTO is a ceramic capacitor with 0.1uF capacitance, rated for 50V. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for automotive applications meeting AEC-Q200 standard, it comes in SMT package with matte tin finish and wraparound terminals.
LM555CMX
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
434123025826
Wuerth Elektronik & Kg
434123025826 by Wurth Elektronik is a white keypad switch with a stainless steel housing. It has a single switch and uses reflow soldering. This switch is commonly used in applications that require momentary action, such as electronic devices or control panels.
B3FS-1000P
Omron
Omron's B3FS-1000P Keypad Switch offers 1M cycles electrical life, SPST switch function, and 70°C max operating temp. Ideal for surface mount applications requiring a flat plunger type actuator with 24V DC contact voltage.
B3FS-1050P
Omron's B3FS-1050P keypad switch offers 1000000 cycles electrical life, SPST switch function, and 1.27N max operating force. Ideal for surface mount applications with -25 to 70°C temp range and 0.05A@24VDC DC rating.
1825966-1
TE Connectivity
The TE Connectivity 1825966-1 is a black keypad switch with nylon housing. Featuring SPST switch function, it has an electrical life of 100000 cycles and insulation resistance of 1000000000 ohms. Ideal for panel mounting applications, this momentary-tactile switch operates b/w -35°C to 85°C with a max DC contact voltage of 24V.
1.14.002.111/0000
Rafi & Kg
1.14.002.111/0000 by Rafi & Kg is a SPST Keypad Switch with 1000000 cycles electrical life, hermetically sealed body, and 5.5N max operating force. It is ideal for applications requiring a momentary switch action, such as in surface mount-straight mounting configurations for electronic devices.
DTSM-61N-S-Q-T/R
Apem Components
The Apem Components DTSM-61N-S-Q-T/R is a brown keypad switch with 1000000 cycles electrical life. It operates b/w -25 to 70 °C and has a max DC contact voltage of 12V. Ideal for surface mount applications, this stainless steel pushbutton switch is rated at 0.05A@12VDC for R load contacts.
EVQP7C01K
Panasonic
The Panasonic EVQP7C01K is a SPST keypad switch with 100000 cycles electrical life, 2.9" width, and 1.35mm height. It operates b/w -20°C to 70°C, has a max contact voltage of 12VDC, and requires a max operating force of 2.2N. Ideal for applications requiring momentary switch action in surface mount-right angle configurations.
SKRELGE010
Alps Electric
SKRELGE010 by Alps Electric is a keypad switch with 1 switch and a body width of 2.9 inch. It has an electrical life of 100000 cycles and insulation resistance of 100000000 ohm. This switch is suitable for applications requiring momentary-tactile action, such as surface mount-right angle mounting in various electronic devices.
DTSA-62K-V
The Apem Components DTSA-62K-V is a SPST keypad switch with 200000 cycles electrical life. Featuring a body width of 7.1882" and body height of 6.5532mm, it has an actuator travel of 0.254mm. Ideal for applications requiring momentary-tactile switch action, it operates b/w -25°C to 70°C temperatures with a max DC contact voltage of 12V.
3.14.100.001/0000
3.14.100.001/0000 by Rafi & Kg is a SPST keypad switch with an electrical life of 1M cycles, insulation resistance of 1G ohm, and max operating force of 3.5N. Ideal for keyboard applications, it has a contact timing of SNAP ACTION and operates b/w -25°C to 70°C temperatures.
228EMSARAFR
Cts
Cts 228EMSARAFR keypad switch features SPST function, with red and amber LED illumination. It has an electrical life of 100000 cycles, IP67 sealing for waterproofing, and operates b/w -40 to 85°C. Ideal for applications requiring a momentary-tactile switch with surface mount-right angle mounting feature.
PVA1EEH1
Itt Cannon
PVA1EEH1 by ITT Cannon is a DPST keypad switch with 100000 cycles electrical life. It operates b/w -40 to 85°C, suitable for various applications. With a max DC contact voltage of 32V and contact resistance of 100 mΩ, it is ideal for through-hole mounting on PCBs.
KSR221GLFS
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.
7914J-1-000
Bourns
The Bourns 7914J-1-000 is a waterproof keypad switch with stainless steel housing and phosphor bronze terminals. It features SPST switch function, gold-plated contacts, and snap action contact timing. Ideal for applications requiring momentary switch action in harsh environments.
PTS647SN70SMTR2LFS
C & K Components
PTS647SN70SMTR2LFS by C & K Components is a SPST Keypad Switch with 100000 cycles electrical life. It features 0.25mm actuator travel and operates b/w -20°C to 70°C. Ideal for applications requiring momentary-tactile switch action in surface mount configurations.
KMR231GLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Solderability: REFLOW; Maximum Operating Force: 3.75 N; Packing Method: TR, 13 INCH;
5GTH935+1SS0911.0
5GTH935+1SS0911.0 by Apem Components is a keypad switch with PPS housing, IP67 sealing, and SPST switch function. It has an electrical life of 10M cycles and insulation resistance of 10M ohm. Ideal for applications requiring a durable and reliable keypad switch in harsh environments.
TL2243AF160Q
E-switch
TL2243AF160Q by E-switch is a SPST keypad switch with 30000 cycles electrical life and 100000000 ohm insulation resistance. It has a max operating force of 2.06N, ideal for applications requiring momentary-tactile switch action such as consumer electronics and industrial control panels.
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.
430182050816
430182050816 by Wurth Elektronik is a black keypad switch with stainless steel housing. It has an electrical life of 1M cycles, insulation resistance of 100M ohm, and operates b/w -40 to 85°C. Ideal for applications requiring a momentary SPST switch with solder termination in surface mount configuration.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved