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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BF494D27Z by National Semiconductor is a NPN BJT with hFE of 65. It has a single configuration and comes in a cylindrical package. Ideal for low-power applications in electronics due to its silicon transistor element material and through-hole terminal form.
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Corohmni
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AZTECH Wire
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$58.050
Continental Prestige Electronics
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QUARKTWIN TECHNOLOGY LTD
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Corphita
Bastille Electronics
The plastic/epoxy package body material provides good insulation and protection for the transistor, making it durable and resistant to environmental factors.
NPN transistors are commonly used in amplification circuits, making this product versatile and suitable for a variety of applications.
The single configuration simplifies circuit design and makes it easier to integrate this transistor into electronic projects.
The round package shape allows for easy mounting and handling during assembly, reducing the risk of damage to the transistor.
Through-hole terminals are easy to solder onto a circuit board, providing a secure connection and ensuring reliable performance.
With three terminals, this transistor can be easily incorporated into a circuit for amplification, switching, or signal processing applications.
The cylindrical package style is compact and space-saving, making this transistor suitable for use in small electronic devices or tight spaces.
A minimum DC current gain of 65 indicates that this transistor can provide significant amplification, ensuring strong and reliable signal processing.
Silicon transistors are known for their high performance and reliability, making this product a good choice for demanding electronic applications.
The bottom terminal position simplifies PCB layout and ensures proper orientation when soldering the transistor onto a circuit board.
Small Signal Bipolar Junction Transistors (BJT) BF494D27Z attributes and parameters. Explore more Small Signal Bipolar Junction Transistors (BJT) devices from National Semiconductor
Configuration:
Minimum DC Current Gain (hFE):
JEDEC-95 Code:
JESD-30 Code:
No. of Elements:
No. of Terminals:
Package Body Material:
Package Shape:
Package Style (Meter):
Polarity or Channel Type:
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Transistor Element Material:
BF494D27Z Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
PCN Obsolescence/ EOL - Multiple Devices 28/May/2008
National Semiconductor was an American semiconductor manufacturer which specialized in analog devices and subsystems, formerly with headquarters in Santa Clara, California. The company produced power management integrated circuits, display drivers, audio and operational amplifiers, communication interface products and data conversion solutions. National's key markets included wireless handsets, displays and a variety of broad electronics markets, including medical, automotive, industrial and test and measurement applications.On September 23, 2011, the company formally became part of Texas Instruments as the "Silicon Valley" division.
LM358AN
Onsemi
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
1N4148WS
Changzhou Starsea Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS138-TP
Micro Commercial Components
BSS138-TP by Micro Commercial Components is a N-channel small signal FET with a min DS breakdown voltage of 50V and max drain current of 0.22A. It is commonly used in applications requiring enhancement mode operation, such as power management and switching circuits.
FDN5618P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Transistor Element Material: SILICON; Moisture Sensitivity Level (MSL): 1;
2902037
Phoenix Contact
MODULAR TERMINAL BLOCK;
PAP-06V-S
J S T Mfg
PAP-06V-S by J S T Mfg is a 6-contact BOARD CONNECTOR with 94V-0 UL Flammability Code. It has FEMALE contacts, CRIMP termination, and comes WITH CABLE ASSEMBLY for CABLE mounting applications.
M24308/2-1F
Defense Logistics Agency
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mounting Type: CABLE AND PANEL; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Empty Shell: NO;
ULN2803ADWRG4
Texas Instruments
ULN2803ADWRG4 by Texas Instruments is a peripheral driver with 8 functions, open-collector output, and built-in transient protection. It operates b/w -40 to 85 °C with a max supply voltage of 3 V. Ideal for applications requiring sink current flow direction in a small outline package style.
ULN2803ADWR
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.
SS14+
Multicomp Pro
SS14+ by Multicomp Pro is a Schottky rectifier diode with a max output current of 1A and a reverse test voltage of 40V. It is designed for surface mount applications in electronic circuits, offering a small outline package style and dual terminal position. With a temperature range from -65°C to 150°C, it is suitable for various industrial and consumer electronics.
M39029/58-360
Amphenol
CONNECTOR ACCESSORY; MIL Conformity: YES; Associated Military - Specifications: MIL-DTL-38999; Contact Gender: MALE; Terminal Type: CRIMP; IEC Conformity: NO;
2N2222A
Vishay Sprague
NPN; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JEDEC-95 Code: TO-18; Maximum Collector-Emitter Voltage: 40 V;
DS18B20+
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: THROUGH HOLE MOUNT; No. of Terminals: 3; Package Shape or Style: RECTANGULAR; Maximum Operating Current: 1.5 mA; Package Equivalence Code: SIP3,.1,50;
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;
EU2B-YS303C
Idec
ROTARY SWITCH;
Electronic Transistors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
SS14
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Forward Voltage (VF): 1 V; Maximum Operating Temperature: 200 Cel; No. of Elements: 1;
CRCW04020000Z0ED
Vishay Intertechnology
Vishay Intertechnology's CRCW04020000Z0ED is a 0 ohm jumper resistor with METAL GLAZE/THICK FILM tech. Operating b/w -55 to 155 °C, it suits SMT applications in automotive electronics due to AEC-Q200 compliance and 0.063 W power dissipation.
Central Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Transistor Application: SWITCHING; Transistor Element Material: SILICON;
BC846BLT1G
BC846BLT1G by Onsemi is a NPN BJT transistor for switching applications. It has VCEsat of 0.6V, hFE of 200, and fT of 100MHz. With max ratings of 65V VCEO and 0.1A IC, it operates b/w -55 to 150°C.
2N2905A
Raytheon Semiconductor
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .6 A;
BC847C
Formosa Microsemi
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .1 A; Package Style (Meter): SMALL OUTLINE;
MMBT3904
Secos
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; Maximum Turn On Time (ton): 70 ns;
Good-ark Electronics
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .1 A;
MMBTA42-7-F
Diodes Incorporated
Diodes Inc. MMBTA42-7-F is a NPN BJT transistor for switching applications. Features include VCEsat of 0.5V, hFE of 40, and VCEO of 300V. Ideal for small outline packages with Gull Wing terminals in surface mount configurations.
ULN2803LW
Vishay Intertechnology's ULN2803LW is an NPN BJT transistor with 8 elements and 18 terminals. It has a max VCEsat of 1.6V, IC of 0.5A, and operates b/w -20 to 85°C. Ideal for switching applications, it comes in a small outline package with gull wing terminals for surface mounting.
BC817-25
Itt Semiconductor
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Terminal Form: GULL WING; Maximum Collector-Emitter Voltage: 45 V;
2N3906
Zetex Plc
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .2 A;
BC817-40
Dc Components
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .5 A;
2N2222AUBC
Microsemi
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
BC846B
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .1 A;
BC847B
Diotec Semiconductor Ag
MMBT3906-7-F
Diodes Inc. MMBT3906-7-F is a PNP BJT transistor with 3 terminals, max power dissipation of 0.3W, and max collector-emitter voltage of 40V. Ideal for switching applications in small outline packages, it operates b/w -55 to 150°C with a transition frequency of 250MHz.
MMBT2222A
General Semiconductor
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .6 A; No. of Terminals: 3;
PN2222ABU
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): 1 A;
SMMBT2907ALT3G
SMMBT2907ALT3G by Onsemi is a PNP BJT with 60V VCEO, 0.6A IC, and 200MHz fT. Ideal for small outline applications requiring high DC current gain and fast turn-on/off times. Suitable for automotive electronics due to AEC-Q101 compliance and peak reflow temperature of 260°C.
Jiangsu Changjiang Electronics Technology
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .2 A; Transistor Element Material: SILICON;
BC846-B
Samsung
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .1 A; No. of Terminals: 3;
SBC817-40LT1G
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BF495
NXP Semiconductors
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;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 260 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .03 A;
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.
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .03 A; Maximum Operating Temperature: 150 Cel;
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
BF494D26Z
NPN; Configuration: SINGLE; Surface Mount: NO; Package Shape: ROUND; No. of Terminals: 3; JEDEC-95 Code: TO-92;
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