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.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SOFT TYPE; Solderability: REFLOW; Body Width: 3.8 inch;
Median Price
$0.487
Lifecycle Status
Suppliers In-Stock
12
In-Stock Inventory
1k+
Freelance Electronics
1+ parts
$0.355
100+ parts
$0.373
1k+ parts
$0.351
10k+ parts
-
Component Electronics Inc.
$0.620
$0.460
$0.400
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):
Body Width:
Body Height:
Body Length/Diameter:
Circuit Config:
Maximum Contact Bounce Time:
Maximum DC Contact Current:
DC Maximum Power Rating R Load (Contact):
DC Maximum Rating R Load (Contact):
Contact Resistance:
Maximum DC Contact Voltage:
Insulation Resistance:
Mounting Feature:
No. of Switches:
Maximum Operating Force:
Maximum Operating Temperature:
Minimum Operating Temperature:
Packing Method:
Solderability:
Switch Action:
Switch Function:
Switch Type:
Termination Type:
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.
LAN8720A-CP-TR
Standard Microsystems
ETHERNET TRANSCEIVER; Temperature Grade: OTHER; Terminal Form: NO LEAD; No. of Terminals: 24; Package Code: HVQCCN; Package Shape: SQUARE;
LM555CMX
Texas Instruments
LM555CMX by Texas Instruments is an Analog Waveform Generation IC with 8 terminals. It operates at a nominal voltage of 5V and supports power supplies ranging from 5V to 15V. This versatile IC, housed in a small outline package, is commonly used for pulse and rectangular waveform generation in commercial temperature environments.
SMBJ18CA
Meritek Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
RK73H2ATTD10R0F
Koa Speer Electronics
RK73H2ATTD10R0F by Koa Speer Electronics is a 0805 SMT fixed resistor with 10 ohm resistance, 1% tolerance, and 0.25 W power dissipation. Ideal for surface mount applications in automotive electronics due to its AEC-Q200 reference standard and operating voltage of 150 V.
DS18B20Z+
Analog Devices
DS18B20Z+ by Analog Devices is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, with ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
Telefunken Microelectronics
2N2222A
Dionics-usa
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
BSS138DW-7-F
Diodes Incorporated
BSS138DW-7-F by Diodes Incorporated is a N-channel small signal FET with a min DS breakdown voltage of 50V. It is used for switching applications and operates in enhancement mode. This surface mount transistor has a max drain current of 0.2A and a max power dissipation of 0.2W.
CC0603KRX7R9BB103
Yageo
Yageo CC0603KRX7R9BB103 is a 0603 SMT ceramic capacitor with capacitance of 0.01uF and rated DC voltage of 50V. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring stable capacitance across temperatures.
BSS138
Calogic
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Drain Current (Abs) (ID): .2 A;
1N4148
North American Philips Discrete Products Div
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; JESD-609 Code: e0; Maximum Repetitive Peak Reverse Voltage: 100 V; Terminal Finish: Tin/Lead (Sn/Pb);
M39029/58-360
TE Connectivity
TE Connectivity's M39029/58-360 is a CRIMP terminal backshell for 22-28 AWG wires, rated at 5A. Ideal for male contacts in Mil-Spec applications, it offers a cross-section area of 0.34 mm2 and ensures secure connections in demanding environments.
M24308/2-1F
Itt Cannon
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Additional Features: STANDARD: MIL-DTL-24308, POLARIZED; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Filter Feature: NO;
1N4148WS
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
NXP Semiconductors
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Terminals: 3; Maximum Drain Current (ID): .2 A; Operating Mode: ENHANCEMENT MODE;
AB26TRB-32.768KHZ--T
Abracon
AB26TRB-32.768KHZ--T by Abracon is a crystal oscillator with 20 ppm frequency tolerance, 126% stability, and 35000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency in surface mount configurations.
Semitron
RECTIFIER DIODE; Surface Mount: NO; JESD-609 Code: e0; Maximum Output Current: .15 A; Maximum Operating Temperature: 200 Cel; Maximum Reverse Recovery Time: .004 us;
STM32H753IIT6
STMicroelectronics
STM32H753IIT6 by STMicroelectronics is a 32-bit microcontroller with 176 terminals, operating at up to 48 MHz. It features 20-Ch 16-Bit ADCs and 2-Ch 12-Bit DACs, suitable for industrial applications requiring high-speed data processing and connectivity via CAN, ETHERNET, USB, and more.
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;
STM32F405RGT6TR
STM32F405RGT6TR by STMicroelectronics is a 32-bit microcontroller with 64 terminals, operating at a max frequency of 26 MHz. It features DAC and ADC channels, along with DMA support. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities.
EVQ9P701K
Panasonic
The Panasonic EVQ9P701K is a SPST Keypad Switch with 100000 cycles electrical life. It operates b/w -20 to 70°C, with max DC contact voltage of 12V and current of 0.05A. Ideal for surface mount-right angle applications, offering momentary switch action and solder termination.
MJTP1236G
Apem Components
MJTP1236G by Apem Components is a black keypad switch with a stainless steel housing. It has a single switch and features a snap action contact timing. This switch is commonly used in applications that require momentary-tactile switch action.
EVPAWBD40
The Panasonic EVPAWBD40 is a waterproof and dustproof keypad switch with an electrical life of 500,000 cycles. Featuring SPST switch function, it has a max operating force of 1.6N and operates at temperatures ranging from -40 to 85°C. Ideal for applications requiring a reliable and durable push plate actuator switch with snap action contact timing.
SKHUALE010
Alps Alpine
Alps Alpine SKHUALE010 is a black keypad switch with SPST function. It has an electrical life of 300K cycles, insulation resistance of 100M ohm, and operates b/w -30 to 85°C. Ideal for applications requiring momentary-tactile switch action in surface mount configurations.
KSC641GLFS
C & K Components
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): HARD TYPE; Solderability: REFLOW; Actuator Travel (mm): 0.4;
KSF0M311LFTR
KSF0M311LFTR by C & K Components is a SPST keypad switch with 1VA@32VDC power rating and 1000000 cycle electrical life. With SILVER contacts, it operates b/w -40 to 85 °C and has an IP60 sealing, making it ideal for applications requiring a momentary-tactile switch action in harsh environments.
4-1437565-2
TE Connectivity 4-1437565-2 is a SPST Keypad Switch with POLYAMIDE housing. It offers 100000 cycles electrical life, 0.05A@24VDC DC max rating, and 1.568N max operating force. Ideal for panel mount applications requiring momentary-tactile switch action in black color with copper alloy contacts.
PTS526SMG15SMTR2LFS
KEYPAD SWITCH;
KT11P4SA1M34LFS
KT11P4SA1M34LFS by C & K Components is a SPST Keypad Switch with 100000 cycles Electrical Life, 1VA@32VDC DC Max Power Rating, and IP57 Sealing. Ideal for applications requiring momentary-tactile switch action in harsh environments due to MIL-STD solderability and SILVER plating.
KSL1M211LFT
KSL1M211LFT by C & K Components is a SPST Keypad Switch with 100000 cycles Electrical Life, 1VA@32VDC DC Max Power Rating, and 1000000000 ohm Insulation Resistance. It is ideal for applications requiring a long hard plastic actuator type, such as consumer electronics or industrial control panels.
PTS645SK50SMTR92LFS
PTS645SK50SMTR92LFS by C & K Components is a SPST keypad switch with 100000 cycles electrical life and 100000000000 ohm insulation resistance. It has a max operating force of 2.55N, making it ideal for applications requiring momentary-tactile feedback in various electronic devices.
EVPAA002K
The Panasonic EVPAA002K is a black keypad switch with SPST function and 0.15mm actuator travel. It has an electrical life of 1,000,000 cycles and insulation resistance of 100M ohm, making it ideal for applications requiring momentary ON-OFF contact functions in temperatures ranging from -40 to 85°C.
B3FS-1000P
Omron
Omron's B3FS-1000P Keypad Switch offers 1M cycles electrical life, SPST switch function, and 70°C max operating temp. Ideal for surface mount applications requiring a flat plunger type actuator with 24V DC contact voltage.
87CC3-201
Grayhill
Grayhill's 87CC3-201 keypad switch features SPST function, 3000000 cycle electrical life, and 1000000000 ohm insulation resistance. Ideal for keyboard applications with OFF-(ON) contact function, this white switch has a 0.2794mm actuator travel and operates b/w -40 to 80 °C temperatures.
KSEK43GLFS
KSEK43GLFS by C & K Components is a SPST keypad switch with IP67 sealing, suitable for surface mount applications. It has an electrical life of 300,000 cycles and a max DC contact voltage of 32V. With a compact body width of 6.2mm and height of 2.9mm, it operates within a temperature range of -40 to 85°C.
MSLPT5252BL2MTR
TE Connectivity's MSLPT5252BL2MTR is a SPST Keypad Switch with SILVER actuator. It has a max operating temperature of 70°C and -25°C min. Ideal for panel mounting applications, it features POLYETHYLENE housing material and STAINLESS STEEL end contact material.
B32-1310
Omron B32-1310 Keypad Switch features SPST switch function, 70°C max operating temp, -25°C min operating temp. Ideal for through-hole mounting applications with solder termination.
KSC241JLFS
KEYPAD SWITCH; Mounting Feature: SURFACE MOUNT-STRAIGHT; Switch Function: SPST; Type (Actuator): SOFT TYPE; Solderability: REFLOW; Body Length/Diameter: 6.2 mm;
96AB2-102-R
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.
5ESH935NCNO
The Apem Components 5ESH935NCNO keypad switch has an electrical life of 1000000 cycles, sealing rating of IP67, and max operating force of 3.5N. Ideal for applications requiring a SPDT switch with N.C-N.O contact function, such as industrial control panels and outdoor equipment due to its -40 to 160°C temperature range and surface mount straight mounting feature.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved