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; Contact Function: OFF-(ON); Solderability: REFLOW; Terminal Finish: SILVER;
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Keypad Switches KMR221NGULCLFS attributes and parameters. Explore more Keypad Switches devices from C & K Components
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KMR221NGULCLFS 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.
2N7002
Rectron
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Operating Mode: ENHANCEMENT MODE; Maximum Operating Temperature: 150 Cel; Terminal Form: GULL WING;
LL4148
International Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SMBJ18CA
Diodes Incorporated
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Time At Peak Reflow Temperature (s): 40; Minimum DS Breakdown Voltage: 60 V;
1N4148
Jgd Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Maximum Operating Temperature: 175 Cel; Maximum Reverse Recovery Time: .004 us; Maximum Non Repetitive Peak Forward Current: .5 A; Maximum Forward Voltage (VF): 1 V;
LM555CN
Harris Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
LM107H/883
Linear Technology
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Technology: BIPOLAR;
USB3320C-EZK-TR
Standard Microsystems
INTERFACE CIRCUIT; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 32; Package Code: HVQCCN; Package Shape: SQUARE;
BSS138W-7-F
Diodes Inc.'s BSS138W-7-F is a N-channel FET with 50V DS breakdown voltage, ideal for switching applications. It features single configuration with built-in diode, Gull Wing terminals, and operates in enhancement mode. With 0.2A max drain current and 3.5 ohm RDS(on), it's UL recognized and suitable for small outline packages at temperatures ranging from -55 to 150°C.
2N2222A
Micro Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
4554
Jw Miller Magnetics
Other Semiconductors;
Central Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Drain Current (ID): .115 A; Maximum Drain Current (Abs) (ID): .115 A;
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM555CM
National Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
BSS123LT1G
Onsemi
BSS123LT1G by Onsemi is a N-CHANNEL FET with 100V DS breakdown voltage, 0.17A drain current, and 6 ohm on resistance. Ideal for switching applications, it operates in enhancement mode with a max power dissipation of 0.225W. It comes in a small outline package with gull wing terminals and can withstand temperatures from -55 to 150°C.
EPCS4SI8N
Intel
EPCS4SI8N by Intel is a small outline flash memory with 512Kx8 organization, operating at 3.3V. It features a max clock frequency of 40MHz and endurance of 100k write/erase cycles. Ideal for industrial applications requiring configuration memory with serial interface and low standby current consumption.
LM358N
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
Multicomp Pro
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Diode Element Material: SILICON; Technology: AVALANCHE; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V;
LM358M
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
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.
1.14.002.116/0000
Rafi & Kg
1.14.002.116/0000 by Rafi & Kg is a SPST keypad switch with 1000000 cycles electrical life, 5.1" width, and hermetically sealed sealing. It operates b/w -40 to 85°C, has a max DC contact voltage of 42V, and requires a max operating force of 5.5N. Ideal for applications requiring momentary switch action in through-hole mounting setups.
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.
KSA0M312LFT
Itt Cannon
KSA0M312LFT by ITT Cannon is a SPST Keypad Switch with IP65 sealing, suitable for applications requiring a max operating force of 1.3N. With a max DC contact voltage of 32V and -40 to 90°C operating temperature range, it is ideal for industrial control panels and outdoor equipment. Featuring SHORT HARD PLASTIC TYPE actuator, SOLDER termination type, and THROUGH HOLE-STRAIGHT mounting feature.
KSR221GLFS
C & K Components
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SOFT TYPE; Solderability: REFLOW; No. of Switches: 1;
EVQP7A01K
Panasonic
The Panasonic EVQP7A01K is a black keypad switch with 100000 cycle electrical life and 100000000 ohm insulation resistance. It has a pushbutton type actuator with 0.2032mm travel, suitable for applications requiring momentary switch action in temperatures ranging from -20 to 70 °C.
FSM6JH
Tyco Electronics Alcoswitch
KEYPAD SWITCH; Mounting Feature: THROUGH HOLE-STRAIGHT; Type (Actuator): ROUND/EXTENDED TYPE; Packing Method: BULK; Maximum DC Contact Current: .05 A; Termination Type: SOLDER;
KMT021NGJLHS
KMT021NGJLHS by C & K Components is a SPST keypad switch with IP68 sealing, ideal for applications requiring high durability. With 300000 cycles electrical life and 0.5VA@32VDC DC max power rating, it ensures reliable performance in harsh environments. Featuring SILVER terminal finish and 50000000 ohm insulation resistance, this switch offers long-lasting functionality in temperatures ranging from -40 to 85 °C.
TL3253ARAARAF160Q
E-switch
TL3253ARAARAF160Q by E-switch is a SPST Keypad Switch with RED LED illumination. It has an actuator travel of 0.25mm and max operating force of 2.06N, suitable for applications requiring momentary-tactile switch action in electronic devices.
1301.9317
Schurter Ag
The Schurter Ag 1301.9317 keypad switch features SPST switch function, brass terminals, and IP40 sealing. With a max operating force of 2.1N and electrical life of 100000 cycles, it is ideal for applications requiring momentary-tactile switch action in environments with temperatures ranging from -20°C to 70°C.
KS12R22CQD
KS12R22CQD by ITT Cannon is a black keypad switch with glass-filled nylon housing. It features SPDT switch function, 100000 cycle electrical life, and 1000000000 ohm insulation resistance. Ideal for applications requiring momentary-tactile switch action in environments with temperatures ranging from -30 to 65 °C.
DTSM-61Y-V-T/R
Apem Components
DTSM-61Y-V-T/R by Apem Components is a yellow keypad switch with a 50000 cycle electrical life. It has a body width of 6.1976 inch and can operate in temperatures ranging from -25 to 70 °C. This surface mount straight switch is ideal for applications requiring a pushbutton type actuator and max DC contact voltage of 12V.
FSM2JRT
TE Connectivity
TE Connectivity's FSM2JRT keypad switch offers SPST function, 100000 cycles electrical life, and 105°C max operating temp. Ideal for panel mounting applications, this switch has a natural actuator color and polyamide housing material.
1.14.100.503/0000
1.14.100.503/0000 by C & K Components is a SPST Keypad Switch with 1000000 cycles Electrical Life and 1000000000 ohm Insulation Resistance. It operates b/w -40 to 80 °C, has a max DC Contact Voltage of 42V, and uses Matte Tin (Sn) for Terminal Finish. Ideal for applications requiring a reliable keypad switch with high insulation resistance and long electrical life.
MCSLPT4848C1DTR
TE Connectivity's MCSLPT4848C1DTR is a SPST Keypad Switch with POLYETHYLENE housing, COPPER ALLOY terminals, and 1000000 cycle Electrical Life. Ideal for PANEL MOUNT applications, it offers 0.98N Max Operating Force, 0.05A@12VDC DC Max Rating R Load, and MOMENTARY-TACTILE Switch Action.
B3SN-3112P
The Omron B3SN-3112P is a keypad switch with 1 switch, an electrical life of 100000 cycles, and insulation resistance of 100000000 ohms. It is commonly used in applications requiring a momentary-tactile switch with a max operating force of 2.06 N.
1241.1102.7093
Schurter Ag's 1241.1102.7093 keypad switch features SPST function, IP65 sealing, and 1000000 cycle electrical life. With POLYSULFONE housing material, it is ideal for panel mounting applications requiring a max operating force of 4N and DC contact rating of 0.08A@24VDC.
B32-1010
Omron B32-1010 keypad switch features SPST function, 70°C max operating temp, -25°C min operating temp. Ideal for through-hole-right angle mounting in various applications requiring momentary-tactile switch action.
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.
FSM4JSMA
TE Connectivity's FSM4JSMA is a black keypad switch with polyamide housing and copper alloy terminals. It offers SPST switch function, 100000 electrical life cycles, and 100000000 ohm insulation resistance. Ideal for panel mounting applications, it has a max operating temperature of 85°C and DC contact current of 0.05A at 24V.
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