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
BUL43BAF by Onsemi is a NPN Power BJT with max. VCE of 350V and IC of 2A. With hFE of 6, it's ideal for switching applications at up to 150 °C. Its through-hole package style makes it suitable for flange mount configurations in various electronic devices.
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UHIMA Technologies
Provides durability and protection for the internal components, ensuring a long lifespan for the transistor.
Offers flexibility in circuit design and compatibility with a wide range of applications.
Simplifies circuit design and makes it easier to integrate the transistor into different systems.
Designed specifically for switching applications, providing reliable performance in on/off states.
Facilitates easy placement and mounting of the transistor in various electronic devices.
Enables secure and stable connections with the circuit board, reducing the risk of disconnection.
Simplifies the connection process and ensures compatibility with a wide range of circuit layouts.
Allows for easy mounting and integration into larger systems, reducing installation time and effort.
Ensures consistent and reliable amplification of current signals in the circuit.
Can withstand high temperatures, making it suitable for demanding environments and applications.
Provides a high voltage tolerance, allowing for use in circuits with varying voltage levels.
Offers high performance and reliability, making the transistor ideal for long-term use.
Can handle high current loads, making it suitable for power applications that require strong performance.
Ensures good conductivity and resistance to oxidation, maintaining stable connections over time.
Simplifies the connection process and allows for easy integration into different circuit layouts.
Provides easy access to the collector terminal, facilitating connections and circuit design.
Offers high-speed switching capabilities, making the transistor suitable for fast-response applications.
Power Bipolar Junction Transistors (BJT) BUL43BAF attributes and parameters. Explore more Power Bipolar Junction Transistors (BJT) devices from Onsemi
Case Connection:
Maximum Collector Current (IC):
Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
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:
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Transistor Application:
Transistor Element Material:
Nominal Transition Frequency (fT):
BUL43BAF 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
BAV99
North American Philips Discrete Products Div
RECTIFIER DIODE; Surface Mount: YES; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Repetitive Peak Reverse Voltage: 70 V; Maximum Reverse Recovery Time: .006 us; Maximum Output Current: .1 A;
2N2222A
Continental Device India
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
EU2B-YS3203F
Idec
ROTARY SWITCH;
Micro Commercial Components
Small Signal Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JESD-609 Code: e0;
ULN-2803A
Sprague Electric
BUFFER OR INVERTER BASED PERIPHERAL DRIVER; Temperature Grade: OTHER; Terminal Form: THROUGH-HOLE; No. of Terminals: 18; Package Code: DIP; Package Shape: RECTANGULAR;
2N7002
Samsung
N-CHANNEL AND P-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Drain-Source On Resistance: 5 ohm; No. of Terminals: 3;
ABS25-32.768KHZ-1-T
Abracon
Abracon's ABS25-32.768KHZ-1-T crystal oscillator offers 10 ppm frequency tolerance, 126% stability, and 50000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal operating frequency, such as IoT devices and precision timing systems.
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Time At Peak Reflow Temperature (s): 40; Minimum DS Breakdown Voltage: 60 V;
LM358N
Onsemi
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
LL4148
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
ERJ2RKF1002X
Panasonic
Panasonic's ERJ2RKF1002X is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance and operating temperature range of -55 to 155 °C.
SS14
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
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.
LM317T/NOPB
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; JESD-609 Code: e3; Package Shape: RECTANGULAR;
LM317T
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; JESD-30 Code: R-PSFM-T3; Adjustability: ADJUSTABLE; Package Equivalence Code: SIP3,.1TB;
Silicon Group
LM107H/883
Advanced Micro Devices
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Low-Offset: NO;
1N4148WT
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Taitron Components
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
M39029/58-360
TE Connectivity
TE Connectivity's M39029/58-360 is a CRIMP terminal backshell for 22-28 AWG wires, rated at 5A. Ideal for male contacts in Mil-Spec applications, it offers a cross-section area of 0.34 mm2 and ensures secure connections in demanding environments.
MJD127T4
MJD127T4 by Onsemi is a PNP BJT transistor with Darlington configuration, ideal for switching applications. It has a max collector-emitter voltage of 100V, max collector current of 8A, and min DC current gain of 100. With a package style of small outline and surface mount capability, it offers high power dissipation up to 20W in a compact rectangular shape.
2N3055
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Nominal Transition Frequency (fT): 2.5 MHz; Maximum Collector Current (IC): 15 A; Maximum Collector-Emitter Voltage: 60 V; Transistor Element Material: SILICON;
TIP50
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 10 MHz; Maximum Power Dissipation (Abs): 40 W; Maximum Collector Current (IC): 1 A;
2N2920A
Central Semiconductor
Power Bipolar Transistors; Qualification: Not Qualified; JESD-609 Code: e0; Terminal Finish: TIN LEAD;
TIP120
Diotec Semiconductor Ag
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): 5 A; Moisture Sensitivity Level (MSL): 1; Terminal Form: THROUGH-HOLE;
MJ11015G
PNP; Configuration: SINGLE; Nominal Transition Frequency (fT): 4 MHz; Maximum Collector Current (IC): 30 A; No. of Elements: 1; Maximum Collector-Emitter Voltage: 120 V;
2N3019
D44H-11
Loras Industries
D44H-11 by Loras Industries is a NPN BJT transistor with 50W power dissipation, 80V collector-emitter voltage, and 10A collector current. It is ideal for applications requiring high power amplification in electronic circuits. The package style is flange mount with through-hole terminals, making it suitable for various industrial and commercial uses.
Crimson Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Power Dissipation (Abs): 115 W; Maximum Collector Current (IC): 15 A;
TIP32C
Changzhou Galaxy Century Microelectronics
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 3 A; Package Style (Meter): FLANGE MOUNT;
TIP127FP
STMicroelectronics
TIP127FP by STMicroelectronics is a PNP power BJT with Darlington configuration, ideal for switching applications. It features a max collector-emitter voltage of 100V, collector current of 5A, and DC current gain of 1000. With a package style of flange mount and max operating temperature of 150°C, it offers efficient performance in various electronic circuits.
MJE340
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 20 W; Maximum Collector Current (IC): .5 A; Package Shape: RECTANGULAR;
2SC5200N(S1,E,S)
Toshiba
Toshiba's 2SC5200N(S1,E,S) is a NPN power BJT with max VCEsat of 3V, IC of 15A, and Pmax of 150W. Ideal for amplifier applications due to its single configuration and silicon element material.
TIP111
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Power Dissipation (Abs): 50 W; Maximum Collector Current (IC): 2 A; Package Body Material: PLASTIC/EPOXY;
BD139-16
NXP Semiconductors
BD139-16 by NXP Semiconductors is a NPN BJT transistor with 80V VCE, 1.5A IC, and 100 hFE. It is ideal for amplifier applications with a max power dissipation of 8W in a through-hole package style. Operating up to 150°C, it offers a transition frequency of 190MHz for high-performance requirements.
TIP122
Kec
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Power Dissipation (Abs): 65 W; Maximum Collector Current (IC): 5 A; Maximum Operating Temperature: 150 Cel;
BDW93C
NPN; Configuration: DARLINGTON; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Collector Current (IC): 12 A; Terminal Form: THROUGH-HOLE;
BD140
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 160 MHz; Maximum Power Dissipation (Abs): 8 W; Maximum Collector Current (IC): 1.5 A;
Transys Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 65 W; Maximum Collector Current (IC): 5 A; Minimum Operating Temperature: -65 Cel;
TIP115
PNP; Configuration: DARLINGTON; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Collector Current (IC): 2 A; No. of Terminals: 3;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
BUL45D2G
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Power Dissipation (Abs): 75 W; Maximum Collector Current (IC): 5 A;
BUL43B
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Package Body Material: PLASTIC/EPOXY;
BUL43BDW
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Package Shape: RECTANGULAR;
BUL43BAU
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Transistor Application: SWITCHING;
BUL43BBU
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; JESD-30 Code: R-PSFM-T3;
BUL43BAN
BUL44
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Power Dissipation (Abs): 50 W; Maximum Collector Current (IC): 2 A;
BUL44AF
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; No. of Terminals: 3;
BUL43BBA
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Package Style (Meter): FLANGE MOUNT;
BUL43BBC
BUL43BBS
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Transistor Element Material: SILICON;
BUL43BAK
BUL43BBV
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Terminal Finish: TIN LEAD;
BUL42D
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 75 W; Maximum Collector Current (IC): 4 A; Terminal Position: SINGLE;
BUL43BBD
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Maximum Operating Temperature: 150 Cel;
BUL44AK
BUL44AJ
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Maximum Collector-Emitter Voltage: 400 V;
BUL43BAS
BUL43BAJ
Motorola
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 13 MHz; Maximum Collector Current (IC): 2 A; Terminal Finish: Tin/Lead (Sn/Pb);
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12,000 In-Stock
Total price ≈ $80,197.29
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