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): HARD TYPE; Solderability: REFLOW; Circuit Config: 1X1;
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Keypad Switches KSC821GLFG attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KSC821GLFG Switches trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.50.70.00
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.
2N2222A
Shanghai Lunsure Electronic Technology
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JESD-30 Code: O-MBCY-W3;
1N4148WS
Promax-johnton
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
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.
Vishay Semiconductors
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Continental Device India
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SS14
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
OHN3020U
Optek Technology
MAGNETIC FIELD SENSOR,HALL EFFECT; Mounting Feature: THROUGH HOLE MOUNT; No. of Terminals: 3; Output Type: ANALOG CURRENT; Package Shape or Style: RECTANGULAR; Output Range: 25mA;
M39029/56-351
Itt Cannon
CONNECTOR ACCESSORY; MIL Conformity: YES; Terminal Type: WIRE; IEC Conformity: NO; Alternate Contact Sources: ITT CANNON; Associated Military - Specifications: MIL-C-38999;
Bkc Semiconductors
1N4148WT
Diodes Incorporated
ABS10-32.768KHZ-T
Abracon
Abracon's ABS10-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 70000 ohm series resistance. Ideal for applications requiring precise timing at 0.032768 MHz, such as IoT devices and wearables due to its compact size and low power consumption.
Diotec Semiconductor Ag
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; Maximum Time At Peak Reflow Temperature (s): 10;
Atmel
MICROCONTROLLER, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 32; Package Code: TQFP; Package Shape: SQUARE;
M39029/58-360
Amphenol
CONNECTOR ACCESSORY; MIL Conformity: YES; Associated Military - Specifications: MIL-DTL-38999; Contact Gender: MALE; Terminal Type: CRIMP; IEC Conformity: NO;
LM358N
Intersil
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LM555CN
Texas Instruments
LM555CN by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V. It operates b/w 0°C to 70°C, making it suitable for commercial applications. This rectangular package IC has dual terminals and uses bipolar technology for pulse generation in various electronic circuits.
SZNUP2105LT1G
Onsemi
SZNUP2105LT1G by Onsemi is a Transient Suppression Device with 2 elements in a common anode configuration. It has a max non-repetitive peak reverse power dissipation of 350W and breakdown voltage of 29.1V. Ideal for applications requiring bidirectional polarity protection, such as automotive electronics and industrial equipment due to its AEC-Q101 compliance and high clamping voltage of 44V.
0460-202-16141
TE Connectivity
TE Connectivity's 0460-202-16141 contact features a crimp terminal type, machined contact design, and rated AC voltage of 1500V. With a wire gauge range of 20-16 AWG, it is ideal for applications requiring a male round pin-socket contact style in assembly products.
Raytheon Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Minimum DC Current Gain (hFE): 100; Maximum Turn On Time (ton): 35 ns;
LM2931AZ-5.0RPG
LM2931AZ-5.0RPG by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V nominal output voltage and 0.1A max output current. It features a low dropout voltage of 0.6V, making it suitable for applications requiring stable power supply in temperature range from -40 to 125°C. The package style is cylindrical with matte tin terminal finish, ideal for various electronic devices needing precise voltage regulation.
SKHHLMA010
Alps Alpine
Alps Alpine SKHHLMA010 is a black keypad switch with 1000000 cycles electrical life. It has 0.25mm actuator travel and operates b/w -40 to 90°C. Ideal for applications requiring momentary-tactile switch action, such as consumer electronics and industrial control systems.
5GTH93561
Apem Components
The Apem Components 5GTH93561 is a keypad switch with POLYPHENYLENE SULPHIDE housing, COPPER TIN ALLOY terminals, and WHITE LED illumination. It has an electrical life of 10M cycles, IP67 sealing, and operates b/w -30 to 85 °C. Ideal for applications requiring a SPST switch with high durability and tactile feedback in harsh environments.
PTS645SL43SMTR92LFS
C & K Components
PTS645SL43SMTR92LFS by C & K Components is a SPST keypad switch with 100000 cycles electrical life and 100000000000 ohm insulation resistance. It has a body width of 6 inch, suitable for applications requiring momentary-tactile switch action in environments ranging from -20 to 60 °C.
EVQP2002W
Panasonic
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.
PTS840ESDPKSMTRLFS
PTS840ESDPKSMTRLFS by C & K Components is a SPST Keypad Switch with 100000 cycles Electrical Life and 100000000 ohm Insulation Resistance. Ideal for applications requiring a momentary-tactile switch type, surface mount-right angle mounting feature, and solder termination.
KSC321GLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): HARD TYPE; Solderability: REFLOW; End Contact Material: SILVER;
KSR251GLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SOFT TYPE; Solderability: REFLOW; Body Width: 3.8 inch;
PTS645VH582LFS
PTS645VH582LFS by C & K Components is a SPST keypad switch with 100000 cycle electrical life and 100000000000 ohm insulation resistance. It has a max operating force of 1.96 N, suitable for applications requiring momentary-tactile switch action in temperatures ranging from -20 to 60 °C.
PTS525SK10SMTRLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Contact Function: OFF-(ON); Solderability: REFLOW; Termination Type: SOLDER;
B3F-1055
Omron
The Omron B3F-1055 Keypad Switch features SPST switch function, 100000 cycle electrical life, and 100000000 ohm insulation resistance. Ideal for applications requiring a momentary-tactile switch with a max operating force of 3.24 N and gold terminal finish for solder termination.
96AB2-102-R
Grayhill
Grayhill's 96AB2-102-R keypad switch features 12 SPST switches with 1.016mm actuator travel and ACRYLONITRILE BUTADIENE STYRENE insulator. With a max DC contact voltage of 12V, it is ideal for keyboard applications requiring momentary switch action at temperatures ranging from -30 to 80 °C.
5GTH9352242
5GTH9352242 by Apem Components is a keypad switch with POLYPHENYLENE SULPHIDE housing, COPPER TIN ALLOY terminals, and GREEN/YELLOW LED illumination. It has an electrical life of 10M cycles, IP67 sealing, and operates b/w -30 to 85°C. Ideal for applications requiring SPST switches with high durability and tactile feedback.
430471025826
Wuerth Elektronik & Kg
430471025826 by Wurth Elektronik is a white keypad switch with stainless steel housing. It has SPST switch function, 0.25mm actuator travel, and 3.04N max operating force. Ideal for applications requiring a momentary keypad switch with high electrical life and insulation resistance.
5GSH9352242R
5GSH9352242R by Apem Components is a keypad switch with POLYPHENYLENE SULPHIDE housing and COPPER TIN ALLOY terminals. It offers an electrical life of 10M cycles, GREEN/YELLOW LED illumination, and IP67 sealing. Ideal for applications requiring a SPST switch function in environments with temperatures ranging from -30 to 85 °C.
1241.1082.8
Schurter Ag
Schurter Ag's 1241.1082.8 Keypad Switch offers 1000000 cycles electrical life, IP40 sealing, and 2.4VA@48VDC DC max power rating. Ideal for applications requiring SPST switch function with OFF-(ON) contact function and momentary-tactile switch action.
SKRPACE010
Alps Electric
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SHARP STEM; Solderability: REFLOW; Switch Action: MOMENTARY-TACTILE;
TL3315NF160Q
E-switch
TL3315NF160Q by E-switch is a SPST Keypad Switch with 500000 cycles Electrical Life, 0.2mm Actuator Travel, and -20 to 70°C Operating Temperature range. Ideal for applications requiring momentary-tactile switch action in surface mount installations.
EVQP2402M
The Panasonic EVQP2402M is a SPST keypad switch with 500000 cycle electrical life. With 2.5mm actuator travel, it operates b/w -40 to 85 °C and has a max DC contact voltage of 15V. Ideal for ON-OFF applications, this snap action switch offers momentary switch action and features surface mount-straight mounting.
B3W-9000-G1N
Omron B3W-9000-G1N keypad switch has a 1000000 cycle electrical life, GREEN LED illumination, and 100000000 ohm insulation resistance. Ideal for applications requiring a SPST switch function with plunger actuator type. Operating temperatures range from -25 to 70 °C.
3FSH9R
The Apem Components 3FSH9R is a keypad switch with POLYPHENYLENE SULPHIDE housing, IP67 sealing, and SPST switch function. It has a max operating temperature of 160°C and min of -40°C. Ideal for applications requiring a momentary pushbutton switch with surface mount-straight mounting feature.
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