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; Maximum DC Contact Voltage: 32 V;
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Keypad Switches KST221GLFG attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KST221GLFG 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.
MMBF170LT1G
Onsemi
MMBF170LT1G by Onsemi is a N-CHANNEL FET with 60V DS Breakdown Voltage and 0.5A Drain Current. Ideal for SWITCHING applications, it operates in ENHANCEMENT MODE with a max power dissipation of 0.225W. This small outline transistor has a temperature range from -55 to 150 °C.
2N2222A
Vpt Components
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 1 W; Maximum Collector Current (IC): .8 A; Maximum Power Dissipation Ambient: .5 W;
SS14
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Non Repetitive Peak Forward Current: 40 A; Technology: SCHOTTKY; No. of Elements: 1;
BSS138
Infineon Technologies
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Maximum Drain Current (Abs) (ID): .2 A; Maximum Feedback Capacitance (Crss): 8 pF;
EU2B-YS3203C
Idec
ROTARY SWITCH;
1N4148
Won-top Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
2N7002
Diotec Semiconductor Ag
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Time At Peak Reflow Temperature (s): 10; Terminal Finish: MATTE TIN;
BSS84-7-F
SPC TECHNOLOGY/ MULTICOMP
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Transistor Element Material: SILICON;
Transys Electronics
ULN2803ADWRG4
Texas Instruments
ULN2803ADWRG4 by Texas Instruments is a peripheral driver with 8 functions, open-collector output, and built-in transient protection. It operates b/w -40 to 85 °C with a max supply voltage of 3 V. Ideal for applications requiring sink current flow direction in a small outline package style.
Dc Components
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; No. of Elements: 1; Terminal Form: GULL WING;
B340A-13-F
Diodes Incorporated
B340A-13-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 3A max output current, and 0.5V max forward voltage. It is used for efficiency applications in electronics due to its small outline package and high operating temperature range of -55°C to 150°C.
LL4148
Micronas Semiconductor Holding Ag
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Output Current: .2 A; Maximum Forward Voltage (VF): 1.2 V;
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
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;
LFXTAL025159REEL
Iqd Frequency Products
LFXTAL025159REEL by IQD Frequency Products is a 32.768 kHz crystal oscillator with 20 ppm frequency tolerance and 40,000 ohm series resistance. It is ideal for applications requiring precise timekeeping, such as real-time clocks in IoT devices or microcontrollers in wearables. The surface-mount design with a drive level of 1 uW makes it suitable for compact electronic systems.
New Jersey Semiconductor Products
MBR0540T1G
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.
Micro Commercial Components
BAV99+
Multicomp Pro
BAV99+ by Multicomp Pro is a series connected diode with 0.2A output current and 75V peak reverse voltage. Its 0.006us reverse recovery time makes it ideal for high-speed applications. This small outline rectifier diode is designed for surface mount installation in electronic circuits.
PTS636SK50LFS
C & K Components
PTS636SK50LFS by C & K Components is a black keypad switch with SPST function. It has an electrical life of 30,000 cycles and insulation resistance of 100M ohm. With sealing rating of IP40, it's ideal for applications requiring momentary-tactile switch action in temperatures ranging from -40 to 90°C.
FSMRA7J
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-RIGHT ANGLE; Switch Function: SPST; Type (Actuator): ROUND/EXTENDED TYPE; Packing Method: BULK; Maximum Operating Force: 1.57 N;
MCSLPT4644B3PHTR
TE Connectivity
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.
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.
K12PLWH15NLV302
K12PLWH15NLV302 by C & K Components is a SPST keypad switch with 1000000 cycle electrical life. Featuring white LED illumination, it has a max DC contact voltage of 30V and operates at temperatures ranging from -40 to 85 °C. Ideal for applications requiring ON-OFF functionality with a momentary-tactile switch action.
EVQP2H02B
Panasonic
The Panasonic EVQP2H02B is a SPST keypad switch with 1000000 cycles electrical life. It operates b/w -40 to 85°C, with max contact voltage of 15VDC. Ideal for surface mount applications requiring momentary switch action and low operating force.
1-1825910-1
Tyco Electronics Amp
The Tyco Electronics Amp 1-1825910-1 is a SPST Keypad Switch with 100000 cycles electrical life, 3.04N max operating force, and -35 to 85°C temp range. Ideal for applications requiring momentary switch action, such as control panels or industrial equipment.
EVQP2402W
The Panasonic EVQP2402W is a keypad switch with SPST function, 2.5mm actuator travel, and 500000 electrical life cycles. It operates b/w -40 to 85°C, has gold/silver terminal finish, and withstands up to 15V DC contact voltage. Ideal for applications requiring ON-OFF control in compact devices.
B3W-9002-RHG2C
Omron
Omron B3W-9002-RHG2C keypad switch has 300000 cycles electrical life, GREEN AND RED LED illumination, and 100000000 ohm insulation resistance. With SPST switch function and PLUNGER TYPE actuator, it is ideal for applications requiring momentary-tactile operation at temperatures ranging from -25 to 70 °C.
3FTH920RAS
Apem Components
KEYPAD SWITCH;
B3U-1100P-B
Omron B3U-1100P-B is a dust-proof keypad switch with SPST function. It has an electrical life of 200K cycles, insulation resistance of 100M ohm, and operates b/w -25°C to 70°C. Ideal for surface mount applications requiring momentary-tactile switch action at a max DC contact voltage of 12V.
3-1825910-1
TE Connectivity 3-1825910-1 is a black keypad switch with nylon housing and copper alloy terminals. With SPST switch function, it has an electrical life of 100000 cycles. Ideal for panel mounting applications, it offers momentary switch action and operates b/w -35°C to 85°C.
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.
B3F-1002
Omron B3F-1002 Keypad Switch: SPST, 300000 cycles, 1.96N force. Yellow flat plunger type for OFF-(ON) function. Ideal for PCBs with 4 holes, operating at -25 to 70°C in various applications.
SKHMQKE010
Alps Alpine
Alps Alpine SKHMQKE010 is a black keypad switch with SPST function. It offers 500000 cycles electrical life, 100M ohm insulation resistance, and 0.98N max operating force. Ideal for applications requiring momentary-tactile switch action in temperatures ranging from -30 to 85°C.
B3F-4055
The Omron B3F-4055 is a yellow keypad switch with a projected plunger type actuator. It has an electrical life of 1,000,000 cycles and insulation resistance of 100,000,000 ohms. This switch is commonly used in applications requiring momentary-tactile action and can withstand temperatures from -25°C to 70°C.
B3U-3100PM-B
Omron B3U-3100PM-B is a black keypad switch with SPST function. It has an electrical life of 100,000 cycles and insulation resistance of 100M ohm. Ideal for applications requiring momentary-tactile switch action in environments with temperatures ranging from -25°C to 70°C.
EVQP7A01P
The Panasonic EVQP7A01P is a black keypad switch with SPST function and 100000 cycle electrical life. With an actuator travel of 0.2mm, it has a max operating force of 2.2N and is ideal for applications requiring momentary ON-OFF contact functions in electronic devices.
431256058716
431256058716 by Wurth Elektronik is a black keypad switch with steel housing and copper alloy terminals. With an electrical life of 200,000 cycles, it is ideal for applications requiring momentary switch action. Featuring a max operating force of 2.06N and solder termination, this switch is suitable for various electronic devices.
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.
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