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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Featured manufacturers
BF421RLRE by Onsemi is a PNP BJT with hFE of 50, VCEO of 300V, and IC of 0.5A. Ideal for applications requiring high voltage switching in electronic circuits. Package style is cylindrical with through-hole terminals, suitable for various small signal amplification tasks.
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Provides durability and protection for the transistor, making it suitable for various applications and environments.
PNP transistors are commonly used in complementary pairs with NPN transistors, offering versatile circuit design options.
Simplifies circuit design and makes the transistor easy to use in various applications.
The round shape allows for easy mounting and placement in circuit boards.
Facilitates easy soldering and secure connection to the circuit board.
Provides necessary connectivity for the transistor to function efficiently.
The cylindrical package style offers compact size and efficient thermal dissipation.
Ensures stable and reliable amplification of current in the transistor.
Can withstand high temperatures, making it suitable for industrial and automotive applications.
Can handle high voltages, providing versatility in circuit design.
Silicon transistors offer high performance and reliability in various applications.
Capable of handling moderate current levels for many small signal applications.
Provides a reliable and durable connection to the circuit board.
Facilitates easy and secure mounting on the circuit board.
Allows for high-speed switching and amplification in the transistor.
Small Signal Bipolar Junction Transistors (BJT) BF421RLRE attributes and parameters. Explore more Small Signal Bipolar Junction Transistors (BJT) devices from Onsemi
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:
Qualification:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Element Material:
Nominal Transition Frequency (fT):
BF421RLRE Transistors 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
1N4148
Tak Cheong Electronics Holdings
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM317T
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Package Shape: RECTANGULAR; Minimum Input-Output Voltage Differential: 3 V;
U.FL-R-SMT-1(10)
Hirose Electric
U.FL-R-SMT-1(10) by Hirose Electric is a RF connector with 50 ohm impedance, 0.05 dB insertion loss, and 8 GHz operating frequency. Ideal for board mounting in commercial applications, it features gold termination finish, liquid crystal polymer insulator, and 200VAC dielectric voltage resistance.
General Diode
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Terminal Finish: Tin/Lead (Sn/Pb); No. of Elements: 1;
OPA2277UA
Texas Instruments
OPA2277UA by Texas Instruments is a dual operational amplifier with low-offset voltage of 100 uV and micropower consumption of 1.65 mA. Ideal for industrial applications, it offers high common mode rejection ratio of 140 dB and unity gain bandwidth of 1000 kHz in a small outline package.
Eic Semiconductor
BAV99WT1G
Onsemi
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.
BSS138
NXP Semiconductors
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Terminals: 3; Maximum Drain Current (ID): .2 A; Operating Mode: ENHANCEMENT MODE;
2N2222A
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;
M39029/56-351
Carlisle Interconnect Technologies
CONNECTOR ACCESSORY; MIL Conformity: YES; Contact Type: CRIMP; Removal Tools: M81969/8-06, M81969/14-02; IEC Conformity: NO; Contact Gender: FEMALE;
Rochester Electronics
SMBJ18CA
KYOCERA AVX
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002
Vishay Intertechnology
2N7002 by Vishay Intertechnology is a N-CHANNEL FET with 60V DS Breakdown Voltage, 0.115A Drain Current, and 7.5 ohm On Resistance. Ideal for SWITCHING applications due to its SINGLE configuration with BUILT-IN DIODE. Operates in ENHANCEMENT MODE, suitable for surface mount with GULL WING terminals.
M39029/58360
Souriau
CONNECTOR ACCESSORY; Associated Military - Specifications: MIL-DTL-38999; Tool Settings: M22520/2-09; Terminal Type: CRIMP; MIL Conformity: YES; Mating Contacts: M39029/56348;
Bharat Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Weitron Technology
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Terminal Finish: TIN LEAD; Maximum Operating Temperature: 150 Cel;
Electronic Transistors
BAV99
Taitron Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Concord Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V; Polarity: BIDIRECTIONAL; Maximum Clamping Voltage: 29.2 V;
RC0603FR-0710KL
Yageo
Yageo's RC0603FR-0710KL is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. It operates b/w -55 to 155 °C and is ideal for surface mount applications in electronics requiring precise resistance values.
BC817-25
Diodes Incorporated
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .33 W; Maximum Collector Current (IC): .5 A;
MMBT3906
Nte Electronics
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .2 A; Transistor Application: AMPLIFIER;
BC847C
Yangzhou Yangjie Electronics
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .1 A; Terminal Form: GULL WING;
BC858B,215
Nexperia
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .1 A; JESD-609 Code: e3;
BC817-40
Samsung
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .8 A; Terminal Position: DUAL;
2N2222AUB
Microsemi
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A; Maximum Turn On Time (ton): 35 ns;
2N2222A by Texas Instruments is a small signal NPN bipolar junction transistor (BJT) with a max collector-emitter voltage of 40V and a max collector current of 0.8A. It is commonly used for switching applications due to its fast turn on/off times (35ns/285ns) and high transition frequency (300MHz).
2N2905A
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,215
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .1 A;
2N2219A
Asi Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .8 A;
BC817.25
Central Semiconductor
BC817.25 by Central Semiconductor is a NPN BJT with 160 min hFE and 45V VCEO, ideal for small signal applications. With a max power dissipation of 0.3W and fT of 200MHz, it's suitable for high-frequency circuits in compact designs. This Gull Wing package transistor operates up to 150°C, making it versatile for various electronic devices.
BC547C-G
Weitronic Enterprise
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .1 A;
Semiconductor Technology
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .6 A;
BC547B
STMicroelectronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .1 A;
MMBT2907A
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .225 W; Maximum Collector Current (IC): .6 A;
2N3904TF
Fairchild Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .2 A;
BC547C
Lite-on Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .1 A; Minimum DC Current Gain (hFE): 420;
BC817-16LT1G
BC817-16LT1G by Onsemi is a NPN BJT transistor with 3 terminals and a max power dissipation of 0.3W. It has a min DC current gain of 100, operates at temperatures up to 150°C, and can handle a max collector-emitter voltage of 45V. This small outline transistor is ideal for applications requiring high frequency transitions up to 100MHz in surface mount configurations.
2N3904
Secos
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; Package Body Material: PLASTIC/EPOXY;
Rectron
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
BF422
Micro Commercial Components
Small Signal Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Collector Current (IC): .1 A; JESD-30 Code: O-PBCY-T3;
Kec
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .05 A;
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Collector Current (IC): .1 A; Terminal Position: BOTTOM;
Motorola
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .5 A;
General Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Collector Current (IC): .05 A; Transistor Application: AMPLIFIER;
Kodenshi Auk
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .1 A; Minimum DC Current Gain (hFE): 50;
Toshiba
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .05 A;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Power Dissipation (Abs): .83 W; Maximum Collector Current (IC): .05 A;
Unisonic Technologies
Micro Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .02 A;
Itt Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; No. of Terminals: 3; Qualification: Not Qualified;
Continental Device India
Transys Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .05 A;
Siemens
BF421RL1
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Collector Current (IC): .5 A; JEDEC-95 Code: TO-92;
BF421RLRA
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 60 MHz; Maximum Collector Current (IC): .5 A; Package Body Material: PLASTIC/EPOXY;
BF420ZL1
BF420ZL1G
BF421RLRF
Supply Digital Components
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Quantity
12,000 In-Stock
Total price ≈ $80,197.29
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