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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The Onsemi BD439G is a NPN BJT transistor with 60V VCEO, 4A IC, and 36W Ptot. Ideal for switching applications due to its high hFE of 25 and fT of 3MHz. Packaged in PLASTIC/EPOXY, it has a FLANGE MOUNT style for through-hole mounting.
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DigiKey
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Element14
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Digiode
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Aztec Data Supply Inc.
$1.330
Lixinc
SupplyDigital Components
A-Z Elektronik GmbH
Alle Elektronik GmbH
Authorized Procurement Solutions
TANS Electronics
Perfect Parts
Kulean Microsystems
Problanco Electronics
Computer Components Inc. - USA
UHIMA Technologies
Plastic/epoxy material provides good insulation, making the transistor safer to use in various applications.
NPN transistors are commonly used for amplification and switching applications, making this transistor versatile.
Single configuration simplifies circuit design and reduces complexity in applications.
Designed specifically for switching applications, ensuring efficient performance in such scenarios.
Rectangular shape allows for easier placement and mounting in circuits.
Through-hole terminals provide secure connections and easy soldering in circuit boards.
Three terminals provide the necessary connections for basic transistor operation.
High power dissipation capability allows the transistor to handle larger currents without overheating.
Flange mount style enables easy installation and secure attachment to heat sinks for improved thermal performance.
A minimum DC current gain of 25 ensures consistent and reliable amplification in circuits.
High maximum operating temperature ensures the transistor can withstand harsh environmental conditions and high temperatures.
A maximum collector-emitter voltage of 60V allows the transistor to handle higher voltages in circuit applications.
Silicon material provides good conductivity and reliability, making the transistor suitable for various electronic applications.
High maximum collector current rating of 4A allows the transistor to handle large currents in circuit operations.
Matte tin finish on terminals provides a good soldering surface and improves overall connectivity in circuits.
Single terminal position simplifies circuit connections and makes the transistor easy to integrate into circuit designs.
High nominal transition frequency of 3MHz enables fast switching speeds in applications requiring quick response times.
Power Bipolar Junction Transistors (BJT) BD439G attributes and parameters. Explore more Power 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:
Maximum Power Dissipation (Abs):
Qualification:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Application:
Transistor Element Material:
Nominal Transition Frequency (fT):
BD439G Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
PCN Assembly/Origin - Assembly Change 28/Dec/2020
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
2N2222A
Onsemi
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
1N4148
Cheng-yi Electronic
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Microsemi
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum DC Current Gain (hFE): 30; No. of Elements: 1;
LL4148
TDK
RECTIFIER DIODE; Surface Mount: YES; Terminal Finish: Tin/Lead (Sn/Pb); No. of Phases: 1; No. of Elements: 1; Maximum Output Current: .2 A;
FDV304P
The Onsemi FDV304P is a P-CHANNEL FET with 25V DS Breakdown Voltage, ideal for SWITCHING applications. It features a max Drain Current of 0.46A and an Operating Temperature range of -55 to 150 °C. The transistor comes in a PLASTIC/EPOXY package with GULL WING terminals, suitable for surface mount configurations.
AMS1117-3.3
Advanced Monolithic Systems
AMS1117-3.3 by Advanced Monolithic Systems is a fixed positive single output LDO regulator with 1A max output current, 3% voltage tolerance, and 1.3V dropout voltage. Ideal for applications requiring stable 3.3V supply in compact designs due to its small outline package and excellent load regulation of 0.025%.
LM358N
Motorola
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
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;
SMBJ18CA
Continental Device India
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM317T
Inchange Semiconductor
Other Regulators; No. of Terminals: 3; Surface Mount: NO; Technology: BIPOLAR; Minimum Output Voltage-1: 1.2 V; No. of Outputs: 1;
LM358AN
National Semiconductor
1N4148WS
Diodes Incorporated
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Moisture Sensitivity Level (MSL): 1; Maximum Drain Current (ID): .46 A;
Sensitron Semiconductor
Taitron Components
Samsung
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Maximum Load Regulation (%): 1.5 %; Operating Temperature (TJ-Min): 0 Cel; Maximum Line Regulation (%/V): .07;
BAV99
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
OPA2277UA/2K5
Burr-Brown Corporation
OPERATIONAL AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
LIS3DHTR
STMicroelectronics
LIS3DHTR by STMicroelectronics is a 16-terminal accelerometer with output range of 0.18-1.62V, ideal for motion sensing applications. Operating temperature ranges from -40 to 85°C, making it suitable for various environments. With a compact square package body of 3x3mm and digital voltage output type, it is commonly used in surface mount designs.
EU2B-YS2J03F
Idec
ROTARY SWITCH;
JAN2N3055
Vpt Components
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 117 W; Maximum Collector Current (IC): 15 A; Terminal Position: BOTTOM;
TIP125
PNP; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Power Dissipation (Abs): 65 W; Maximum Collector Current (IC): 5 A; No. of Terminals: 3;
BDX53C
Bourns
NPN; Configuration: DARLINGTON; Surface Mount: NO; Maximum Collector Current (IC): 8 A; Terminal Position: SINGLE; No. of Terminals: 3;
TIP115
Crimson Semiconductor
PNP; Configuration: DARLINGTON; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Collector Current (IC): 2 A; No. of Terminals: 3;
2N3055
Micro Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2.5 MHz; Maximum Power Dissipation (Abs): 115 W; Maximum Collector Current (IC): 15 A;
D44H-8
Loras Industries
D44H-8 by Loras Industries is a NPN Power BJT with 50W max power dissipation, 60V max collector-emitter voltage, and 10A max collector current. Ideal for applications requiring high power amplification in through-hole mounting configurations.
TIP42CG
Changzhou Galaxy Century Microelectronics
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Power Dissipation (Abs): 2 W; Maximum Collector Current (IC): 6 A;
MJE3055T
SPC TECHNOLOGY/ MULTICOMP
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Collector Current (IC): 10 A; Minimum DC Current Gain (hFE): 5;
ZTX851
Zetex Plc
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 130 MHz; Maximum Collector Current (IC): 5 A; No. of Elements: 1;
2SC5200-O
Toshiba
Toshiba's 2SC5200-O is a NPN BJT transistor with max VCEsat of 3V, hFE of 80, and IC of 15A. Ideal for amplifier applications due to its max power dissipation of 150W and collector-emitter voltage of 230V. Suitable for high-power audio amplifiers or industrial equipment requiring robust performance in a rectangular package style.
TIP47
Nte Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 10 MHz; Maximum Power Dissipation (Abs): 40 W; Maximum Collector Current (IC): 1 A;
TIP42C
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 65 W; Maximum Collector Current (IC): 6 A; Maximum Collector-Emitter Voltage: 100 V;
TIP29C
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Power Dissipation (Abs): 30 W; Maximum Collector Current (IC): 1 A;
TIP112
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 50 W; Maximum Collector Current (IC): 2 A; Terminal Position: SINGLE;
TIP142
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Power Dissipation (Abs): 125 W; Maximum Collector Current (IC): 10 A; Terminal Position: SINGLE;
TIP120
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Nominal Transition Frequency (fT): 4 MHz; Maximum Power Dissipation (Abs): 65 W; Maximum Collector Current (IC): 5 A;
TIP117
PNP; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Nominal Transition Frequency (fT): 25 MHz; Maximum Power Dissipation (Abs): 50 W; Maximum Collector Current (IC): 2 A;
PZT2222A
Diotec Semiconductor Ag
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): 600 A; Transistor Application: SWITCHING;
SBCP56-16T1G
SBCP56-16T1G by Onsemi is a NPN BJT transistor with 80V VCEO, 1A IC, and 130MHz fT. Ideal for amplifier applications, it comes in a small outline package with Gull Wing terminals. With a max power dissipation of 1.5W and an hFE of at least 100, it operates up to 150°C making it suitable for various electronic designs.
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BD437G
The Onsemi BD437G is a NPN BJT transistor with 45V VCE, 4A IC, and 36W Ptot. Ideal for switching applications, it has a min hFE of 40 and operates up to 150°C. The package style is flange mount with matte tin finish in a rectangular shape.
BD438G
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Power Dissipation (Abs): 36 W; Maximum Collector Current (IC): 4 A;
BD437
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Power Dissipation (Abs): 36 W; Maximum Collector Current (IC): 4 A;
Philips Semiconductors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 7 MHz; Maximum Power Dissipation (Abs): 36 W; Maximum Collector Current (IC): 4 A;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Power Dissipation (Abs): 36 W; Maximum Collector Current (IC): 4 A;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 4 A; JEDEC-95 Code: TO-225AA;
Spc Technology/ Multicomp
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 4 A; Package Shape: RECTANGULAR;
Baneasa S A
New Jersey Semiconductor Products
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 4 A; JESD-30 Code: R-PSFM-T3;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 4 A; No. of Terminals: 3;
Central Semiconductor
Micro Commercial Components
Power Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 4 A; Package Style (Meter): FLANGE MOUNT;
BD435G
BD438
BD439
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
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