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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1N4811 by Onsemi is a varactor diode with 47pF nominal capacitance, abrupt variable capacitance classification, and 55V breakdown voltage. It is used in RF applications for tuning circuits due to its high quality factor of 15 and low reverse current of 0.000000005uA.
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Higher quality factor indicates better performance and stability in radio frequency applications.
Glass package offers good protection and heat dissipation for the diode, ensuring durability and reliability.
Single configuration makes it easy to integrate into circuit designs without complications.
Abrupt classification allows for precise and rapid changes in capacitance, making it ideal for frequency tuning circuits.
Low reverse current ensures minimal power loss and efficient performance.
Round shape simplifies mounting and soldering processes, enabling easy integration into various circuit layouts.
A high reverse test voltage capacity indicates robustness and resilience against voltage spikes in the circuit.
Having only 2 terminals simplifies the wiring and connection process, reducing chances of errors in circuit design.
High maximum operating temperature allows for stable performance even in demanding environmental conditions.
Wide operating temperature range ensures functionality in both extreme hot and cold environments.
Tin lead finish provides good conductivity and solderability, enhancing the performance and reliability of the diode.
With a maximum power dissipation of 0.5W, the diode can handle moderate power levels without overheating.
Nominal capacitance value of 47pF offers good tuning capabilities for RF circuits, allowing for precise frequency adjustments.
Higher minimum breakdown voltage ensures protection against voltage surges and enhances the durability of the diode.
Variable capacitance diode type enables frequency modulation and tuning, making it suitable for radio frequency applications.
High maximum repetitive peak reverse voltage rating ensures protection against reverse voltage spikes, enhancing the diode's longevity.
Capacitance tolerance of 20% allows for some variation in capacitance values, providing flexibility in circuit design.
Silicon material offers good performance characteristics and reliability in electronic applications.
Minimum capacitance ratio of 2.33 indicates a wide range of capacitance values for frequency tuning, offering versatility in circuit designs.
Varactor Diodes 1N4811 attributes and parameters. Explore more Varactor Diodes devices from Onsemi
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1N4811 Diodes trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
Established in 1999, Onsemi is a leading global provider of power and image-sensing technologies. They are dedicated to building a better future for the automotive, industrial, cloud, medical, and IoT markets. Onsemi's core technologies include analog, digital, and mixed-signal products that offer innovative solutions for advanced automotive systems; highly reliable power management products for industrial applications; low-cost imaging solutions for medical equipment and consumer electronics; and robust communication architectures for the Internet of Things (IoT).
President, CEO
Hassane El-Khoury
Executive VP, CFO, Treasurer
Thad Trent
Senior VP
Ross F. Jatou
Aizu Fab
Fabrication
Fab Initiation
1995
Japan
Aizu Wakamatsu
Wafer Capacity
52,000
Si/EPI Fab
2018
Czech Republic
Rožnov pod Radhoštěm
10,000
Expansion Phase 1 for SiC / EPI
2019
14,500
Expansion Phase 2 for SiC / EPI
2024
SiC Fab
2022
USA
Hudson
Bucheon
2013
South Korea
61,000
ISMF - Malaysia
1990
Malaysia
Seremban
95,000
Roznov Device Fab
1987
80,000
Fab 10
2002
East Fishkill
15,000
Burlington
1986
Canada
Gresham
1998
45,000
Bucheon 150mm
2000
50,000
Rochester
1983
Nampa
Pennsylvania
1997
Mountain Top
36,000
BSS138
Weitron Technology
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Terminal Form: GULL WING; Terminal Position: DUAL;
LM358N
Samsung
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LM317TG
Texas Instruments
LM317TG by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max output current of 1.5A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. The package style is flange mount, with a rectangular shape and through-hole terminals for easy installation.
SMBJ18CA
International Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
LM555CM
National Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
General Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Changzhou Starsea Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM555CN
Intersil
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
STM32F103C8T6
STMicroelectronics
STM32F103C8T6 by STMicroelectronics is a 32-bit microcontroller with 48 terminals, operating at up to 16 MHz. It features 10-Ch 12-Bit ADC channels and 7 DMA channels, suitable for industrial applications requiring low power consumption and high-speed connectivity via CAN, I2C(2), SPI(2), USART(3), USB.
BAV99
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
NE555D
Infineon Technologies
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.
Weitronic Enterprise
2N2222A
Ksl Microdevices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Hi-tron Semiconductor
08055C104KAT4A
KYOCERA AVX
08055C104KAT4A by KYOCERA AVX is a ceramic capacitor with 0.1uF capacitance, rated for 50V. With X7R temperature characteristics and -55 to 125 °C operating range, it's ideal for SMT applications requiring compact size and high reliability. The wraparound terminals and multi-layer design make it suitable for various electronic circuits.
1N4148
New Jersey Semiconductor Products
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
FDV304P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Moisture Sensitivity Level (MSL): 1; Maximum Drain Current (ID): .46 A;
2N7002
Continental Device India
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; Package Body Material: PLASTIC/EPOXY; JEDEC-95 Code: TO-236AB;
BBY66-02VE6327
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Moisture Sensitivity Level (MSL): 1; Peak Reflow Temperature (C): 260; Nominal Diode Capacitance: 68.7 pF;
BB910143
NXP Semiconductors
VARIABLE CAPACITANCE DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1SV285(TPH3,F)
Toshiba
The Toshiba 1SV285(TPH3,F) is a Varactor Diode with 4.5 pF capacitance, 10 V peak reverse voltage, and abrupt classification. It is a surface-mount diode in small outline package suitable for RF tuning applications.
933215290115
VARIABLE CAPACITANCE DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LV2209RLRA
Onsemi
LV2209RLRA by Onsemi is a Varactor Diode with 33pF capacitance, 25V breakdown voltage, and 200 min quality factor. Ideal for RF applications due to its variable capacitance feature and can operate at temperatures up to 150 °C. Its through-hole design and tin-lead finish make it suitable for various electronic circuits.
BB119116
SVC353R
The Onsemi SVC353R is a Varactor Diode with 3 elements, common cathode config, and min. quality factor of 200. Ideal for applications requiring variable capacitance diodes in surface mount packages with a min. breakdown voltage of 16 V.
BB182-T
MDX595D
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Nominal Diode Capacitance: .8 pF; Maximum Repetitive Peak Reverse Voltage: 6 V; Minimum Quality Factor: 10;
BB809136
BB157/TM
VARIABLE CAPACITANCE DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BB417-AMMOPAK
BB417-AMMOPAK by NXP Semiconductors is a variable capacitance diode ideal for tuning circuits. It features a max reverse current of 0.1 µA, operates up to 100 °C, and has a min capacitance ratio of 2. This glass-encased, axial diode is perfect for RF applications.
MDX592D
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 6 V; Minimum Quality Factor: 25; Nominal Diode Capacitance: .45 pF;
BBY6502VH6327XTSA1
BBY6502VH6327XTSA1 by Infineon: Varactor diode with 29.5pF capacitance, 15V breakdown voltage, and -55 to 150°C operating range. Ideal for RF applications due to hyperabrupt diode classification and small outline package style.
1N4799
1N4799 by Onsemi is a varactor diode with 82pF nominal capacitance, abrupt variable capacitance classification, and 15V reverse voltage. It is used in RF applications for frequency tuning due to its high quality factor and low reverse current. Operating temperature ranges from -65 °C to 150°C.
MDX646
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 20 V; Nominal Diode Capacitance: .9 pF; Minimum Quality Factor: 133;
BB911/A113
SVC387T
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 16 V; Minimum Quality Factor: 200; Nominal Diode Capacitance: 55 pF;
934055720135
934047500115
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1N4813A
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Supply Digital Components
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