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; Solderability: REFLOW; Sealing: IP40; Insulation Resistance: 1000000000 ohm;
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Keypad Switches KMR442LFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KMR442LFS 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.
LM7805CT
Integrated Circuit Technology
Other Regulators; No. of Terminals: 3; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %; Terminal Position: SINGLE; Operating Temperature (TJ-Min): 0 Cel;
LM2675M-ADJ/NOPB
National Semiconductor
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
ERJ3EKF1002V
Panasonic
Panasonic's ERJ3EKF1002V is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. It operates b/w -55 to 155 °C and is ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance.
1N4148
Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Maximum Repetitive Peak Reverse Voltage: 100 V; Config: SINGLE; No. of Phases: 1; No. of Elements: 1;
BAV99
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Sensitron Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN-2803A
Vishay Sprague
Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
LM358N
STMicroelectronics
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
SMBJ18CA
Good-ark Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V; Maximum Time At Peak Reflow Temperature (s): 10; JESD-609 Code: e3;
Semitronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1N4148W-7-F
Multicomp Pro
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Changzhou Galaxy Century Microelectronics
SS14+
SS14+ by Multicomp Pro is a Schottky rectifier diode with a max output current of 1A and a reverse test voltage of 40V. It is designed for surface mount applications in electronic circuits, offering a small outline package style and dual terminal position. With a temperature range from -65°C to 150°C, it is suitable for various industrial and consumer electronics.
MBR0540T1G
Onsemi
MBR0540T1G by Onsemi is a Schottky rectifier diode with max. forward voltage of 0.62V and max. output current of 0.5A, ideal for applications requiring high efficiency power conversion in small outline packages. Operating temp range: -55 to 150°C, with peak reflow temp at 260°C, making it suitable for various electronic devices needing reliable rectification performance in compact designs.
M24308/2-1F
Positronic Industries
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Additional Features: STANDARD: MIL-DTL-24308, POLARIZED; Body or Shell Style: RECEPTACLE;
BSS138
Vishay Intertechnology
Vishay Intertechnology's BSS138 is a N-CHANNEL FET with SINGLE configuration and ENHANCEMENT MODE operation. It features 0.35W power dissipation, METAL-OXIDE SEMICONDUCTOR tech, and 150°C max temp. Ideal for surface mount applications in various electronic circuits requiring efficient power management.
LM358AN
Samsung
ULN2803A
Texas Instruments
ULN2803A by Texas Instruments is a peripheral driver with 8 functions. It has a max supply voltage of 3V and can operate in temperatures ranging from -40 to 85°C. This IC is commonly used as a buffer or inverter based peripheral driver for various applications.
LL4148
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Kec
EVQP2002M
The Panasonic EVQP2002M 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 ON-OFF applications, it features gold/silver terminal finish and snap action contact timing.
1-1825910-8
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Minimum Operating Temperature: -35 Cel; Body Height: 3.61 mm; Maximum Operating Temperature: 85 Cel;
JB-15FBP2
Nkk Switches
JB-15FBP2 by Nkk Switches is a SPST keypad switch with GLASS FILLED POLYAMIDE housing. It has 5000000 cycle electrical life and operates b/w -25 to 70 °C. Ideal for applications requiring a momentary-tactile switch with 24VDC max rating and 1.8N operating force.
DTSM-65R-V-T/R
Apem Components
The Apem Components DTSM-65R-V-T/R is a red keypad switch with SPST function, 100000 cycles electrical life, and 3.04N max operating force. Ideal for surface mount applications requiring momentary-tactile switch action at temperatures ranging from -25°C to 70°C.
FSMIJM62BB04
TE Connectivity
TE Connectivity's FSMIJM62BB04 is a SPST keypad switch with blue LED illumination. Featuring a 0.2mm actuator travel, it has an electrical life of 500K cycles and operates b/w -25 to 70°C. Ideal for panel mounting applications, this switch has a max DC contact voltage of 12V and solder termination.
EVQPT5A15
Panasonic EVQPT5A15 is a SPST keypad switch with 2000000 cycle electrical life. It features a PUSH PLATE actuator, MOMENTARY switch action, and 1 N max operating force. Ideal for applications requiring surface mount-straight mounting and solder termination in temperatures ranging from -20 to 70 °C.
EVQPE105K
The Panasonic EVQPE105K keypad switch offers 50000 cycles electrical life, 100000000 ohm insulation resistance, and 1.5 N max operating force. Ideal for applications requiring a SPST pushbutton switch with OFF-ON contact function and momentary switch action.
PTS645SK432LFS
C & K Components
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.
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.
EVQP46B3M
The Panasonic EVQP46B3M is a SPST keypad switch with 200000 cycles electrical life. With a max operating force of 3.5N, it operates b/w -40 to 85°C temperatures. Ideal for surface mount-right angle applications, it has a DC contact voltage of 15V and max current of 0.02A.
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
Omron
Omron B3U-1000P Keypad Switch offers 200000 cycles Electrical Life, 100000000 ohm Insulation Resistance, and SPST Switch Function. Ideal for applications requiring a DUST PROOF sealed, MOMENTARY-TACTILE switch with 1.99N Max Operating Force.
PTS647SK70SMTR2LFS
PTS647SK70SMTR2LFS by C & K Components is a SPST Keypad Switch with 100000 cycles Electrical Life and 100000000 ohm Insulation Resistance. With a max operating temperature of 70°C, it's ideal for applications requiring a momentary-tactile switch function in surface mount-straight mounting configurations.
SKRPANE010
Alps Electric
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SHARP STEM; Solderability: REFLOW; Packing Method: TR, 15 INCH;
1.14.002.011/0000
Rafi & Kg
1.14.002.011/0000 by Rafi & Kg is a SPST keypad switch with 250,000 cycles electrical life and 5.1" body width. It operates b/w -40 to 85°C, has a max DC contact voltage of 42V, and uses solder termination for surface mount applications.
1825910-6
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Switch Function: SPST; Minimum Operating Temperature: -35 Cel; Body Length/Diameter: 5.99 mm; Maximum DC Contact Voltage: 24 V;
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.
FSMIJ62BB04
TE Connectivity's FSMIJ62BB04 is a brown Keypad Switch with blue LED illumination. It has a 500000 cycle electrical life, SPST switch function, and operates b/w -25 to 70 °C. Ideal for panel mounting applications requiring momentary-tactile contact function at 0.05A@12VDC load rating.
3.14.200.011/0000
KEYPAD SWITCH;
KSC821JOLLFS
KSC821JOLLFS by C & K Components is a SPST Keypad Switch with SILVER terminal material. It has an electrical life of 300,000 cycles and IP67 sealing, making it suitable for applications requiring reliable switching in harsh environments. With a max operating force of 3.9N and SILVER end contact material, this switch offers durability and high performance.
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