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; Body Width: 3.8 inch;
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$0.620
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Connector Distribution Corp
Right Parts Inc.
ComSIT Distribution GmbH
Pegasus Components GmbH
LIBRA Elektronik GmbH
EMSNET
Inland Empire Components Inc.
J2 Sourcing AB
M&R Communications
Prism Electronics
Authorized Procurement Solutions
Assy Fe
Kepictronics
Perfect Parts
Keypad Switches KSR221J attributes and parameters. Explore more Keypad Switches devices from C & K Components
Type (Actuator):
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KSR221J 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.
E8WSDC12-32.768KTR
Abracon
Abracon's E8WSDC12-32.768KTR crystal oscillator offers 20 ppm frequency tolerance, 144% stability, and 70000 ohm series resistance. Ideal for applications requiring precise timing at 0.032768 MHz, such as IoT devices and communication systems.
SMBJ18CA
International Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
DP83848IVVX/NOPB
National Semiconductor
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: QFP; Package Shape: SQUARE;
LM107H
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Code: TO-99; Package Shape: ROUND;
LL4148
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
AT90CAN128-16AU
Microchip Technology
AT90CAN128-16AU by Microchip Technology is a microcontroller with 8-bit data RAM and 16-bit address bus width. It operates at a max clock frequency of 16 MHz, making it suitable for industrial applications requiring low power mode and connectivity options like CAN, SPI, and USART. With 53 I/O lines and 8-channel 10-bit ADCs, this microcontroller offers versatile peripheral support for various embedded systems.
1N4148
Micro Commercial Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Sensitron Semiconductor
4554
Jw Miller Magnetics
Other Semiconductors;
BSS123-7-F
Diodes Incorporated
BSS123-7-F by Diodes Inc. is a N-channel FET with 100V DS breakdown voltage and 0.17A drain current. Ideal for switching applications, it features a single configuration with built-in diode, operates in enhancement mode, and has a max power dissipation of 0.3W.
LM358M
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
Toshiba
M39029/56-351
TE Connectivity
TE Connectivity's M39029/56-351 is a CRIMP contact type backshell accessory with rated voltage of 115V. It operates b/w -65 to 175 °C, suitable for MIL-C-39029/56 connectors with wire gauge ranging from 28 to 22 AWG. Ideal for military applications requiring female contacts and copper alloy material.
Diotec Electronics
LM358ADR
Texas Instruments
LM358ADR by Texas Instruments is an operational amplifier with 2 functions, featuring a max input offset voltage of 5000 uV and nominal voltage of 5V. Widely used in applications requiring high voltage gain, it operates within a temperature range of 0-70°C and offers frequency compensation for stability.
SS14
Hy Electronic
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002
North American Philips Discrete Products Div
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Operating Mode: ENHANCEMENT MODE; Maximum Drain Current (ID): .115 A;
Bytesonic Electronics
ABS25-32.768KHZ-T
Abracon's ABS25-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 50000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency, such as IoT devices and precision timing systems in industrial settings.
M24308/2-1F
TE Connectivity's M24308/2-1F D-Sub Connector features 9 contacts, 2 rows, and a shell size of 1/E. With a rated current of 7.5A, it operates b/w -55°C to 125°C. Ideal for cable mounting applications, this connector has a steel shell with cadmium finish and uses crimp termination for female contact pins.
EVQP2K02Q
Panasonic
The Panasonic EVQP2K02Q is a gray keypad switch with 500000 cycles electrical life. Featuring 100000000 ohm insulation resistance, it operates b/w -40 to 85 °C and has a max DC contact voltage of 15V. Ideal for applications requiring ON-OFF functionality with a snap action contact timing.
TL1105SPF160Q1RRED
E-switch
TL1105SPF160Q1RRED by E-switch is a SPST Keypad Switch with 100000 cycles Electrical Life and 100M ohm Insulation Resistance. With a max operating force of 2.06N, it is ideal for applications requiring momentary-tactile switch action and through hole-straight mounting feature.
MCSLPT4848C5DTR
TE Connectivity's MCSLPT4848C5DTR is a SPST Keypad Switch with 200000 cycles Electrical Life. It features POLYETHYLENE Housing, COPPER ALLOY Terminals, and STAINLESS STEEL End Contacts. Ideal for PANEL MOUNT applications, it has an Operating Temperature range of -30 to 80 °C and can handle up to 0.05A@12VDC DC Max Rating Load.
KSL1M411LFTR
C & K Components
KSL1M411LFTR by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 1VA@32VDC DC max power rating. It has an IP60 sealing, -40 to 85 °C operating temperature range, and SILVER contact material. Ideal for applications requiring a long hard plastic actuator type with 0.6mm travel distance.
1825910-3
TE Connectivity's 1825910-3 Keypad Switch features SPST switch function, SILVER plating, and 100000 cycle electrical life. Ideal for panel mounting applications with a max operating force of 2.548 N and -35 to 85 °C temperature range.
SKRMAAE010
Alps Electric
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SHARP STEM; Solderability: REFLOW; Electrical Life: 500000 Cycle(s);
B3SL-1002P
Omron
Omron B3SL-1002P keypad switch offers 100000 cycles electrical life, IP67 sealing, and 2.45N max operating force. Ideal for surface mount applications with -25 to 90°C temp range.
TL3342F160QG
TL3342F160QG by E-switch is a SPST keypad switch with a max DC contact voltage of 12V and an electrical life of 100,000 cycles. It is commonly used in applications requiring momentary-tactile switch action, such as surface mount straight mounting feature.
EVQP7D01K
The Panasonic EVQP7D01K is a SPST keypad switch with 100000 cycles electrical life. It operates b/w -20 to 70 °C and has a max DC contact voltage of 12V. Ideal for surface mount-right angle applications, it offers momentary switch action with 2.2N operating force.
82-150-213
Grayhill
The Grayhill 82-150-213 is a black keypad switch with ABS housing and brass terminals. Featuring DPST switch function, it has an actuator travel of 3.302mm and operates b/w -40 to 80°C. Ideal for keyboard applications, it offers gold over nickel plating on contacts and a contact resistance of 25 mΩ.
PTS525SK10SMTRLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Contact Function: OFF-(ON); Solderability: REFLOW; Termination Type: SOLDER;
MJTP1236F
Apem Components
The Apem Components MJTP1236F is a SPST keypad switch with 100000 cycles electrical life. Featuring a plunger type actuator, it has a max operating force of 1.86N and operates at temperatures ranging from -20°C to 70°C. Ideal for applications requiring momentary-tactile switch action in through hole-right angle mounting configurations.
KSS243GLFG
Itt Cannon
ITT Cannon's KSS243GLFG keypad switch offers 100000 cycle electrical life, 0.2VA@32VDC DC max power rating, and 1000000000 ohm insulation resistance. Ideal for applications requiring a SPST switch with GOLD plating, such as consumer electronics or industrial control systems.
MJTP1230
MJTP1230 by Apem Components is a black keypad switch with stainless steel housing. It features SPST switch function, 100000 cycle electrical life, and 100000000 ohm insulation resistance. Ideal for applications requiring momentary-tactile switch action in temperatures ranging from -20 to 70 °C.
MX1A-21NW
The Cherry
The Cherry MX1A-21NW keypad switch features SPST switch function, 4.2926mm actuator travel, and 0.01A@12VAC AC max rating R load. Ideal for applications requiring OFF-(ON) contact function with solvent washability and through hole-straight mounting feature.
FSM4JH
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Type (Actuator): ROUND/EXTENDED TYPE; Circuit Config: 1X1; Switch Action: MOMENTARY-TACTILE; JESD-609 Code: e4;
B3FS-1010P
Omron B3FS-1010P Keypad Switch offers 1000000 cycles electrical life, 100000000 ohm insulation resistance, and 1.27N max operating force. Ideal for surface mount applications requiring momentary-tactile switch action with SPST circuit config and N.O.-N.C. contact function.
7914S-1-000
Bourns
Bourns 7914S-1-000 is a SPST Keypad Switch with STAINLESS STEEL housing and PHOSPHOR BRONZE terminals. It offers an Insulation Resistance of 100MΩ, suitable for applications requiring SNAP ACTION contact timing and 0.1A@16VAC AC Max Rating R Load.
MCSLPT4644B3PHTR
TE Connectivity's MCSLPT4644B3PHTR is a SPST Keypad Switch with 500000 cycles Electrical Life. It features SILVER plating, THERMOPLASTIC insulator, and 0.05A@12VDC DC Max Rating R Load. Ideal for PANEL MOUNT applications requiring MOMENTARY-TACTILE switch action.
RKB2SJK250SMTRLFS
KEYPAD SWITCH;
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