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
1N4791 by Onsemi is a varactor diode with 18pF nominal capacitance, abrupt variable capacitance classification, and 15 min quality factor. It is used in RF applications for tuning circuits due to its high-quality factor and low reverse current of 0.005uA.
Median Price
-
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
1k+
Vyrian
1+ parts
100+ parts
1k+ parts
10k+ parts
Digiode
Native Components
$19.190
Northwest PG Solutions
$21.109
$18.998
SupplyDigital Components
Problanco Electronics
TANS Electronics
Kulean Microsystems
UHIMA Technologies
Corohmni
Corphita
Higher quality factor indicates better performance and efficiency, making this varactor diode a reliable choice for various applications.
Glass package body material provides superior thermal and mechanical properties, offering better stability and durability for the diode.
Single configuration simplifies the circuit design and ensures easy integration, making it convenient to use in different electronic devices.
Low maximum reverse current ensures minimal power loss and enhances the efficiency of the diode in electronic circuits.
High maximum operating temperature allows for reliable operation in a wide range of environmental conditions, making it suitable for diverse applications.
Varactor Diodes 1N4791 attributes and parameters. Explore more Varactor Diodes devices from Onsemi
Minimum Breakdown Voltage:
Case Connection:
Config:
Diode Cap Tolerance:
Minimum Diode Capacitance Ratio:
Nominal Diode Capacitance:
Diode Element Material:
Diode Type:
JEDEC-95 Code:
JESD-30 Code:
JESD-609 Code:
No. of Elements:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Maximum Power Dissipation:
Qualification:
Minimum Quality Factor:
Maximum Repetitive Peak Reverse Voltage:
Maximum Reverse Current:
Reverse Test Voltage:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Variable Capacitance Diode Classification:
1N4791 Diodes trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
NSN
5961-21-884-5874, 5961218845874
NIIN
218845874
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
SMBJ18CA
Onsemi
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
OHN3140U
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;
BAV99WT1G
BAV99WT1G by Onsemi is a series connected diode with 0.006 us reverse recovery time. It is a small outline rectifier diode with 70V peak reverse voltage, ideal for surface mount applications in electronics requiring fast switching and low forward voltage drop.
1N5819HW-7-F
Diodes Incorporated
1N5819HW-7-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 1A output current, and 0.75V forward voltage. It's a surface mount device in a small outline package ideal for efficiency applications at temperatures ranging from -65 to 125°C.
M24308/2-1F
Adi Electronics
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; MIL Conformity: YES; Filter Feature: NO; Mating Info.: MULTIPLE MATING PARTS AVAILABLE;
1N4148WS
Promax-johnton
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Semiconductors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
1N4148W-T
Micro Commercial Components
1N4148W-T by Micro Commercial Components is a single rectifier diode with a max reverse recovery time of 0.004 us. It operates b/w -55 to 150 °C and has a max output current of 0.15 A. Ideal for applications requiring fast switching speeds in small outline packages.
2N7002,215
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Time At Peak Reflow Temperature (s): 30; Transistor Application: SWITCHING; Package Body Material: PLASTIC/EPOXY;
BAV99
Lite-on Technology
RECTIFIER DIODE; Surface Mount: YES; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Operating Temperature: 175 Cel; Maximum Output Current: .1 A; Maximum Reverse Recovery Time: .006 us;
1N4148
First Components International
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Operating Temperature: 200 Cel; Config: SINGLE; No. of Elements: 1;
ULN2803ADWR
Texas Instruments
ULN2803ADWR by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates b/w -40 to 85°C, has a max supply voltage of 3V, and is ideal for buffer or inverter-based applications requiring sink current flow direction.
M85049/85-08W02
Glenair
CONNECTOR ACCESSORY; MIL Conformity: YES; Material: ALUMINIUM ALLOY; Associated Backshell Military - Specifications: MIL-DTL-38999; Shell Sizes: 08; DIN Conformity: NO;
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Semicoa
LL4148
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358AN
Philips Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
Bytesonic Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; No. of Elements: 1;
LM317AEMP/NOPB
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: SOP; Terminal Form: GULL WING; Qualification Status: Not Qualified; Width: 3.56 mm;
MV2105RL
MV2105RL by Onsemi is a single varactor diode with a min quality factor of 400, nominal capacitance of 15 pF, and breakdown voltage of 30 V. It is used in applications requiring variable capacitance control at temperatures up to 150 °C.
SVC208
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Minimum Quality Factor: 60; Nominal Diode Capacitance: 30 pF; Maximum Repetitive Peak Reverse Voltage: 16 V;
1N5702
1N5702 by Onsemi is a varactor diode with 375 min quality factor, 22 pF nominal capacitance, and 65 V breakdown voltage. It is used in RF applications for frequency tuning due to its abrupt variable capacitance classification.
1N5704
1N5704 by Onsemi is a Varactor Diode with 33pF capacitance, 65V breakdown voltage, and 0.00000002uA reverse current. It is used in RF applications for frequency tuning due to its abrupt variable capacitance classification.
BB809133
NXP Semiconductors
VARIABLE CAPACITANCE DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BB159-T
VARIABLE CAPACITANCE DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BBY40
VARIABLE CAPACITANCE DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
BB149AT/R
SVC342L
VARIABLE CAPACITANCE DIODE; Surface Mount: NO; Minimum Quality Factor: 200; Maximum Repetitive Peak Reverse Voltage: 16 V; Nominal Diode Capacitance: 461 pF;
SVD102
The Onsemi SVD102 is a single varactor diode with hyperabrupt capacitance classification, ideal for X band applications. Featuring a max operating temperature of 150 °C, it offers a nominal capacitance of 7 pF and min breakdown voltage of 27 V. This surface-mount diode in microwave package style has a max power dissipation of 0.5 W, making it suitable for high-frequency circuit designs.
BB811-T
BB901
BBY42TRL
BBY42TRL by NXP Semiconductors is a variable capacitance diode designed for very high frequency applications. It features a min capacitance ratio of 12, comes in a small outline package with 3 terminals, and utilizes silicon as the diode element material. Ideal for RF tuning and voltage-controlled oscillators, it offers reliable performance in compact designs.
MV2108
MV2108 by Onsemi is a varactor diode with a min quality factor of 300, nominal capacitance of 27 pF, and max operating temperature of 150 °C. It is used in RF applications for frequency tuning due to its variable capacitance property.
MV1401
Api Technologies
BB809143
1N5686
1N5686 by Onsemi is a varactor diode with 18pF capacitance, 45V breakdown voltage, and 0.00000002uA reverse current. It is used in RF applications for frequency tuning due to its abrupt capacitance change. With a temperature range of -65 to 175 °C, it offers precise control in various environments.
SVC389
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 16 V; Nominal Diode Capacitance: 50 pF; Minimum Quality Factor: 200;
BB174LX
VARIABLE CAPACITANCE DIODE; Moisture Sensitivity Level (MSL): 1; JESD-609 Code: e3; Terminal Finish: TIN;
MDX582D
VARIABLE CAPACITANCE DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 6 V; Nominal Diode Capacitance: .1 pF; Minimum Quality Factor: 30;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
1N4786
1N4787
1N4788
1N4789
1N4790
1N4792
1N4793
1N4794
1N4795
1N4796
1N4797
1N4798
1N4799
1N4791
Msi Electronics
1N4791A
Knox Semiconductors
1N4790B
1N4797A
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