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
BULB39D by STMicroelectronics is an NPN power BJT designed for switching applications. It features a max collector-emitter voltage of 450V, a min DC current gain (hFE) of 4, and operates up to 150 °C. Its compact surface mount design ensures efficient performance in various electronic circuits.
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The durable plastic/epoxy material ensures that the transistor is lightweight and resistant to environmental factors, making it suitable for general-purpose applications.
The NPN configuration is commonly used in amplification and switching applications, providing versatility and ease of integration in electronic circuits.
The built-in diode enhances circuit protection and prevents back EMF, which is particularly beneficial in switching applications.
Optimized for switching, this transistor can effectively control high current loads, making it ideal for power management in electronic devices.
The surface mount feature allows for compact designs and efficient manufacturing processes, contributing to space-saving applications.
The rectangular package facilitates efficient PCB layout and optimizes space utilization in both small and large circuits.
Gull wing terminals provide excellent soldering characteristics, enhancing reliability in connections and ensuring strong mechanical bonds.
Having only two terminals simplifies the design and minimizes the footprint, making it easy to use in various applications.
The small outline package style improves density in circuit board layouts, promoting miniaturization of electronic devices.
A minimum DC current gain of 4 allows for sufficient amplification, making it a practical choice for various switching and amplification tasks.
With a high maximum operating temperature, this BJT can function in demanding environments, ensuring reliability and longevity.
This high voltage capability enables the transistor to handle substantial voltage levels, making it suitable for high-power applications.
Silicon as the element material provides proven performance and stability, which are critical for reliable operation in varied applications.
A maximum collector current of 4 A allows this transistor to switch and control significant loads, enhancing its effectiveness in power management.
A single terminal position simplifies integration into circuits and helps streamline manufacturing and assembly processes.
Power Bipolar Junction Transistors (BJT) BULB39D attributes and parameters. Explore more Power Bipolar Junction Transistors (BJT) devices from STMicroelectronics
Maximum Collector Current (IC):
Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
JEDEC-95 Code:
JESD-30 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 Form:
Terminal Position:
Transistor Application:
Transistor Element Material:
BULB39D Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
STMicroelectronics is a global leader in the semiconductor manufacturing industry, with over 35 years of experience providing innovative and advanced technologies for customers around the world. Headquartered in Netherlands, STMicroelectronics has more than 51,323 employees worldwide and operates across 32 countries all over Europe, Asia-Pacific and the Americas. The company’s portfolio includes integrated circuits, discrete components, application-specific standard products, and computer chipsets. STMicroelectronics serves a wide range of industries such as automotive, consumer markets, healthcare and industrial applications.
President, CEO
Jean-Marc Chery
President, CFO, Finance, Purchasing,Enterprise Risk Management & Resilience
Lorenzo Grandi
President, Sales & Marketing
Jerome Roux
Castelletto
Fabrication
Fab Initiation
1968
Italy
Wafer Capacity
SGFAB AMK 6
2000
Singapore
29,000
AG200
Agrate Brianza
14,000
RST 8
France
Rousset
35,000
Crolles 1
1993
Crolles
30,000
Crolles 2-ext. mod 5
Crolles 2-ext. mod 2
2022
Crolles 2-ext. mod 3
2023
Crolles 2
2004
28,000
1985
SiC Fab
2006
Sweden
Norrköping
10,000
Fab 3
2005
Tours
2,000
Fab 1 & Fab 2
1978
55,000
Fab 2
1997
Catania
SGFAB-AMK 6E
2003
145,000
SGFAB-AMJ 9
1984
152,000
AG300 (R3)
1980
25,000
1987
34,000
AG300
2024
Crolles 2-ext. mod 1
2020
Fab 1 6-inch fab
2013
11,000
SiC 6-inch line
2021
2,500
200mm GaN
2018
SGFAB-AMK 8
2001
Crolles 2- JV Fab
SGFAB-AMK 6
2016
38,125
SGFAB-AMK 2E
2010
20,000
Silicon Carbide A.B.
SiC wafer/EPI Fab
SiC Device Fab
2025
LM317T/NOPB
Texas Instruments
LM317T/NOPB by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max input-output voltage differential of 40V. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. The package style is flange mount with three terminals for easy installation.
2N2222A
Minilogic Device
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .001 A;
1N4148
Frontier Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
CSNF651
Honeywell Sensing And Control
CSNF651 by Honeywell Sensing And Control is an industrial-grade analog circuit with 3 terminals. It operates b/w -40 to 85°C, supporting supply voltages from -15V to 15V. Ideal for applications requiring a special shape rectangular package style and through-hole terminal form.
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+
Analog Devices
DS18B20+ by Analog Devices is a 12-bit temperature sensor with 3.3/5V supply, -55 to 125°C range, and ±0.50°C accuracy. It features a 1-Wire interface for digital output and is commonly used in applications requiring precise temperature monitoring in various industries.
BSS138
National Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Maximum Feedback Capacitance (Crss): 10 pF; JEDEC-95 Code: TO-236AB;
SBAV99LT1G
Onsemi
SBAV99LT1G by Onsemi is a rectifier diode with a max repetitive peak reverse voltage of 100V. It has a small outline package style and a fast max reverse recovery time of 0.006 us. It is commonly used in applications requiring low power dissipation and high operating temperatures.
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.
USBLC6-2SC6
STMicroelectronics
USBLC6-2SC6 by STMicroelectronics is a unidirectional transient voltage suppressor diode with a breakdown voltage of 6V. It has a max clamping voltage of 17V and operates in temperatures ranging from -40 to 125°C. This device, with dual terminals and matte tin finish, is ideal for protecting sensitive electronics from voltage spikes in various applications.
FDC5614P
TAIZHOU ELECTRONICS CO LTD
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.92 W; Maximum Operating Temperature: 150 Cel; Package Body Material: PLASTIC/EPOXY;
ROHM
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .6 A;
1N4148WS
Sensitron Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
Allegro MicroSystems
RECTIFIER DIODE; Terminal Position: END; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
STM8S003F3P6TR
STM8S003F3P6TR by STMicroelectronics is an 8-bit microcontroller with a max clock frequency of 16 MHz. It features 1024 RAM bytes, 128 data EEPROM size, and 5-ch 10-bit ADC channels. Ideal for industrial applications requiring low power mode and connectivity via I2C, SPI, and UART interfaces.
2N7002
Motorola
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Package Body Material: PLASTIC/EPOXY; Qualification: Not Qualified; Minimum Operating Temperature: -55 Cel;
MC7805CTG
MC7805CTG by Onsemi is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring stable voltage regulation. The package style is flange mount with through-hole terminals, ensuring easy installation and reliability in diverse electronic designs.
0462-201-16141
TE Connectivity's 0462-201-16141 is a CRIMP terminal with MACHINED contact design. It operates b/w -55 to 125 °C, suitable for wire gauges from 20 to 16 AWG. With a rated current of 13A, it is ideal for applications requiring FEMALE ROUND PIN-SOCKET contacts.
General Instrument
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
AH180-WG-7
Diodes Incorporated
AH180-WG-7 by Diodes Inc. is a magnetic field sensor with 1.5mT hysteresis, 0.30V output range, and 9mA max operating current. Ideal for applications requiring non-inverting analog voltage output in a compact rectangular package suitable for surface mount installations.
BD140
Kec
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 75 MHz; Maximum Power Dissipation (Abs): 8 W; Maximum Collector Current (IC): 1.5 A;
MJE340
Fairchild Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 20 W; Maximum Collector Current (IC): .5 A; Minimum DC Current Gain (hFE): 30;
BCP56-16
Infineon Technologies
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): 2 W; Maximum Collector Current (IC): 1 A;
TIP35C
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 25 A; Package Body Material: PLASTIC/EPOXY;
BDX53C
Power Innovations
NPN; Configuration: DARLINGTON; Surface Mount: NO; Maximum Collector Current (IC): 8 A; Package Body Material: PLASTIC/EPOXY; Package Style (Meter): FLANGE MOUNT;
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): 8 A; Additional Features: LEADFORM OPTIONS ARE AVAILABLE; Maximum Collector-Base Capacitance: 300 pF;
TIP110
Rectron
NPN; Configuration: DARLINGTON; Surface Mount: NO; Maximum Collector Current (IC): 2 A; Peak Reflow Temperature (C): 260; Moisture Sensitivity Level (MSL): 1;
TIP36C
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 25 A; Transistor Application: AMPLIFIER;
NJVMJD44H11G
NJVMJD44H11G by Onsemi is a NPN BJT transistor with 80V VCEO, 8A IC, and 20W Ptot. Ideal for switching applications, it has a hFE of min. 40 and operates up to 150°C. Suitable for surface mount designs in automotive electronics (AEC-Q101 compliant).
Nte Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 25 A; Transistor Application: SWITCHING;
2N3055
Api Technologies
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): .8 MHz; Maximum Collector Current (IC): 4 A; Maximum Collector-Emitter Voltage: 60 V;
FZT851TA
Zetex Plc
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 130 MHz; Maximum Collector Current (IC): 6 A; Package Body Material: PLASTIC/EPOXY;
Taitron Components
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;
D44H8
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 50 MHz; Maximum Collector Current (IC): 10 A; Package Shape: RECTANGULAR;
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.
BUX87
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 20 MHz; Maximum Power Dissipation (Abs): 20 W; Maximum Collector Current (IC): .5 A;
TIP120
Power Bipolar Transistors; Surface Mount: NO; Package Style (Meter): FLANGE MOUNT; Package Body Material: PLASTIC/EPOXY; JEDEC-95 Code: TO-220AB; Terminal Form: THROUGH-HOLE;
TIP50
Power Bipolar Transistors; Surface Mount: NO; No. of Terminals: 3; Package Style (Meter): FLANGE MOUNT; JEDEC-95 Code: TO-220AB; Terminal Position: SINGLE;
TIP127
Micro Commercial Components
Power Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): 5 A; JESD-30 Code: R-PSFM-T3; Terminal Finish: TIN LEAD;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
BULB128-1
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 70 W; Maximum Collector Current (IC): 4 A; No. of Elements: 1;
BULB128D-1
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 70 W; Maximum Collector Current (IC): 4 A; Terminal Finish: TIN;
BULB128D-BT4
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 70 W; Maximum Collector Current (IC): 4 A; Maximum Operating Temperature: 150 Cel;
BULB39DT4
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 70 W; Maximum Collector Current (IC): 4 A; No. of Terminals: 2;
BULB49D-1
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 80 W; Maximum Collector Current (IC): 5 A; Terminal Position: SINGLE;
BULB49DT4
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 80 W; Maximum Collector Current (IC): 5 A; JESD-30 Code: R-PSSO-G2;
BULB7216-1
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 80 W; Maximum Collector Current (IC): 3 A; Maximum Operating Temperature: 150 Cel;
BULB7216T4
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): 80 W; Maximum Collector Current (IC): 3 A; Terminal Finish: MATTE TIN;
BULB742C-1
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 70 W; Maximum Collector Current (IC): 4 A; JEDEC-95 Code: TO-262AA;
BULB742CT4
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): 70 W; Maximum Collector Current (IC): 4 A; Terminal Form: GULL WING;
Supply Digital Components
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