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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BF494 by Onsemi is a NPN BJT with hFE of 67. It has VCE of 20V and IC of 0.03A, making it ideal for low-power applications. The transistor's package style is cylindrical, with a max power dissipation of 0.35W, suitable for small signal amplification in various electronic circuits.
Median Price
$7.780
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22
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1k+
American Microsemiconductor Inc.
1+ parts
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Greenchips
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Manotoh
Corel Iberica Componentes, S.L.
J2 Sourcing AB
Zilex Electronics Inc.
Vyrian
LittleDiode
ACDS - Activité Composants Distribution Service
ECAB
Nova Conductors
GES GmbH
Holdelec - ElecDif-Pro
ABC Electronics Ltd.
Fibra_Brandt Electronic GMBH
Andel Nordic
$2.630
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Corohmni
AZTECH Wire
$7.924
One Stop Electronics
$27.050
QUARKTWIN TECHNOLOGY LTD
Metaverse IC Inc.
Assy Fe
SupplyDigital Components
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TANS Electronics
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Problanco Electronics
This material provides durability and protection for the transistor, making it a reliable choice for various applications.
The NPN configuration allows for easy integration into a circuit and ensures compatibility with other components.
The single configuration simplifies the design process and reduces the chances of errors during installation.
The round shape of the package allows for easy mounting and installation in tight spaces.
The wire terminals provide a secure connection and are suitable for both manual and automated assembly processes.
The three terminals offer flexibility in connecting to other components, making it versatile for different circuit designs.
With a high power dissipation capability, this transistor can handle heat efficiently and operate reliably under various conditions.
The cylindrical package style provides a compact form factor and ease of handling during installation.
The high current gain ensures amplified signals with minimal distortion, making this transistor ideal for audio and signal processing applications.
The high operating temperature range allows for reliable performance in extreme environments.
With a high collector-emitter voltage rating, this transistor can handle higher voltages without breakdown, ensuring stability in the circuit.
The silicon material offers high conductivity and reliability, making it a popular choice for transistor applications.
The high collector current rating ensures the transistor can handle larger loads and deliver consistent performance.
The matte tin finish provides corrosion resistance and ensures a secure connection between the transistor and other components.
The bottom terminal position makes it easy to mount the transistor on a circuit board and ensures proper alignment for soldering.
The isolated case connection helps prevent interference and ensures signal integrity in the circuit.
Small Signal Bipolar Junction Transistors (BJT) BF494 attributes and parameters. Explore more Small Signal Bipolar Junction Transistors (BJT) devices from Onsemi
Case Connection:
Maximum Collector Current (IC):
Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
JEDEC-95 Code:
JESD-30 Code:
JESD-609 Code:
No. of Elements:
No. of Terminals:
Maximum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Polarity or Channel Type:
Maximum Power Dissipation (Abs):
Qualification:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Element Material:
BF494 Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
NSN
5915-00-802-6669, 5915008026669, 5961-01-318-7298, 5961013187298
NIIN
008026669, 013187298
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
LL4148
Onsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
MBRA340T3G
MBRA340T3G by Onsemi is a Schottky rectifier diode with 40V reverse test voltage and 3A max output current. Ideal for power applications, it operates b/w -55 to 150°C, features matte tin terminal finish, and comes in a small outline package.
1N4148
Baneasa S A
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Rochester Electronics
Fairchild Semiconductor
Panjit International
Weitron Technology
RECTIFIER DIODE; Surface Mount: NO; Maximum Reverse Recovery Time: .004 us; Config: SINGLE; Maximum Output Current: .15 A; Terminal Finish: Tin/Lead (Sn/Pb);
Weitronic Enterprise
BAV99
Lite-on Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
KSZ9031RNXIA
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
2N7002
Supertex
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; No. of Elements: 1; Maximum Feedback Capacitance (Crss): 5 pF;
Secos
Diodes Incorporated
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Time At Peak Reflow Temperature (s): 30; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
SS14
Pro-an Electronic
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Microchip Technology
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum Operating Temperature: -65 Cel; Terminal Position: BOTTOM;
Sensitron Semiconductor
LM555CN
Rca Solid State
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
CRCW06030000Z0EAHP
Vishay Intertechnology
Vishay Intertechnology's CRCW06030000Z0EAHP is a 0 ohm jumper resistor with METAL GLAZE/THICK FILM tech. Operating temp range -55 to 155 °C, it's SMT package style makes it ideal for automotive applications meeting AEC-Q200 standard.
1N4148WT
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BC547CBU
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .1 A;
BC817-40
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .5 A;
Crystalonics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
2N2905A
NXP Semiconductors
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): .6 A; Case Connection: COLLECTOR;
2N2907A
Asi Semiconductor
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .4 W; Maximum Collector Current (IC): .6 A;
BC547C
Rectron
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .1 A; Terminal Position: BOTTOM;
2N3904
Vishay Sprague
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; No. of Terminals: 3; Package Shape: ROUND;
ZTX651
ZTX651 by Diodes Inc. is a NPN BJT transistor with max power dissipation of 1W, hFE of 100, and max collector-emitter voltage of 60V. Ideal for applications requiring high frequency operation, such as RF amplifiers or oscillators due to its nominal transition frequency of 175MHz.
2N2219A
Swampscott Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .8 A;
BCX19LT1G
BCX19LT1G by Onsemi is a NPN BJT with 3 terminals, max power dissipation of 0.225W, and min DC current gain of 40. Ideal for small outline applications, it operates at up to 150°C with a max collector-emitter voltage of 45V. Suitable for surface mount designs requiring a compact rectangular package shape.
BC547-C
Secos BC547-C is a NPN BJT with hFE of 110, VCE of 45V, and fT of 150MHz. Ideal for low-power applications in electronics due to its 0.1A IC rating and silicon transistor element material. Its through-hole package makes it suitable for various circuit configurations.
JANTX2N2222AUA
Defense Logistics Agency
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .8 A; Minimum DC Current Gain (hFE): 100; No. of Elements: 1;
MMBT2222A
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .6 A;
BC547C-G
BC817-25
STMicroelectronics
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .5 A;
Digitron Semiconductors
BC847B
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .1 A;
Siemens
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 170 MHz; Maximum Power Dissipation (Abs): .33 W; Maximum Collector Current (IC): .5 A;
MMBT5551LT1G
MMBT5551LT1G by Onsemi is a NPN BJT transistor with VCEsat of 0.2V, hFE of 30, and IC of 0.06A. Ideal for switching applications, it operates b/w -55 to 150°C with a max VCE of 160V. Its small outline package makes it suitable for surface mount designs.
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BF495
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 120 MHz; Maximum Collector Current (IC): .03 A; No. of Elements: 1;
Continental Device India
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 120 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .03 A;
The Onsemi BF495 is a NPN BJT transistor with hFE of 35, fT of 120 MHz, and IC of 0.03 A. Ideal for amplifier applications due to its high transition frequency and low collector current. Its plastic/epoxy package with cylindrical shape makes it suitable for through-hole mounting.
BF495C
The NXP Semiconductors BF495C is a NPN BJT transistor with 3 terminals. It has a min hFE of 67 and can handle a max IC of 0.03 A. Ideal for amplifier applications, it operates at up to 150°C with a fT of 120 MHz.
BF494
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 120 MHz; Maximum Collector Current (IC): .03 A; Package Body Material: PLASTIC/EPOXY;
National Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 260 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .03 A;
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .03 A; Maximum Operating Temperature: 150 Cel;
BF494D27Z
NPN; Configuration: SINGLE; Surface Mount: NO; JESD-30 Code: O-PBCY-T3; Terminal Form: THROUGH-HOLE; Package Body Material: PLASTIC/EPOXY;
BF494D74Z
NPN; Configuration: SINGLE; Surface Mount: NO; Minimum DC Current Gain (hFE): 65; No. of Terminals: 3; Terminal Position: BOTTOM;
BF493SG
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 50 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .5 A;
BF493SRLRP
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 50 MHz; Maximum Collector Current (IC): .5 A; Qualification: Not Qualified;
BF493SRL1
BF493SZL1
BF493SRLRA
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 50 MHz; Maximum Collector Current (IC): .5 A; Maximum Collector-Emitter Voltage: 350 V;
BF493SRLRE
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 50 MHz; Maximum Collector Current (IC): .5 A; Maximum Operating Temperature: 150 Cel;
BF493S
BF493SRL
BF495D
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