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
STL128DNFP by STMicroelectronics is a powerful NPN BJT designed for switching applications. It features a max power dissipation of 28W, operates up to 150 °C, and supports collector-emitter voltages of 400V. Ideal for high-performance electronic circuits.
Median Price
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Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
1k+
Digiode
1+ parts
100+ parts
1k+ parts
10k+ parts
Vyrian
Anansix
IDEA Electronic Components Group
$0.384
$0.345
MKK Technologies
$0.721
DigiPath Technology Company
AZTECH Wire
$10.870
Component Stockers USA
$99.990
Metaverse IC Inc.
QUARKTWIN TECHNOLOGY LTD
Alle Elektronik GmbH
Authorized Procurement Solutions
Assy Fe
Corphita
Parana Technologies
$0.459
The plastic/epoxy material provides good insulation and thermal stability, making it suitable for various applications.
NPN configuration allows for efficient switching and amplification, making it ideal for signal processing.
The built-in diode enhances protection against back-EMF, improving reliability in switching applications.
Designed specifically for switching applications, ensuring quick response times and reliable operation.
The rectangular shape aids in space-efficient PCB designs and enhances mounting stability.
Through-hole terminals provide robust mechanical support and are easier to solder on PCBs for reliable connections.
With three terminals, this BJT can be easily implemented in basic switching and amplification circuits.
High power dissipation capability allows the transistor to handle substantial loads without overheating.
Flange mount style enhances thermal dissipation and ensures secure mounting on various surfaces.
A minimum gain of 8 ensures adequate amplification for a variety of applications, making it versatile.
High operating temperature tolerance ensures reliable performance in demanding environments.
With a high voltage rating, this BJT can be used in high-voltage applications, offering flexibility in design.
Silicon material provides good thermal conductivity and electronic characteristics, ensuring efficient operation.
The ability to handle up to 4 A of collector current makes this transistor suitable for power applications.
Single terminal position simplifies circuit design and layout on PCBs.
Isolated case connection improves safety and reduces the risk of short circuits.
Power Bipolar Junction Transistors (BJT) STL128DNFP attributes and parameters. Explore more Power Bipolar Junction Transistors (BJT) devices from STMicroelectronics
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STL128DNFP 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
MMBT3906LT1G
Onsemi
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
2N2222A
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;
SMBJ18CA
Protek Devices
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
L7805CV
Sgs-ates Componenti Electronici S P A
Other Regulators; No. of Terminals: 3; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %; Terminal Finish: Tin/Lead (Sn/Pb); Nominal Output Voltage-1: 5 V;
LL4148
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BSS138
Inter F E T
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Terminal Finish: TIN LEAD; Package Body Material: PLASTIC/EPOXY;
Lite-on Semiconductor
1N4148WS
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Rfe International
RECTIFIER DIODE; Surface Mount: NO; No. of Elements: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Forward Voltage (VF): 1 V; Config: SINGLE;
Good-ark Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): 1.8 W; Maximum Collector Current (IC): .8 A;
2N7002
Infineon Technologies
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Transistor Element Material: SILICON; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
SS14
Changzhou Starsea Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
TCA6424ARGJR
Texas Instruments
TCA6424ARGJR by Texas Instruments is a CMOS parallel I/O port with 24 bits and 3 ports. It operates b/w -40 to 85°C, suitable for industrial applications. With a max clock frequency of 0.4 MHz, it offers low power consumption at only 0.03 mA supply current.
LM317T
Micro Commercial Components
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Moisture Sensitivity Level (MSL): 1; Maximum Output Current-1: 1.5 A; Operating Temperature (TJ-Min): 0 Cel;
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;
Frontier Electronics
Rectron
Plessey Semiconductors Discrete Components Div
First Components International
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Operating Temperature: 200 Cel; Config: SINGLE; No. of Elements: 1;
TIP42A
Weitron Technology
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 6 A; Terminal Position: SINGLE;
2N3055
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2.5 MHz; Maximum Collector Current (IC): 10 A; Package Body Material: METAL;
JAN2N2905A
Vpt Components
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 3 W; Maximum Collector Current (IC): .6 A; Package Style (Meter): CYLINDRICAL;
TIP41-C
Secos
Secos TIP41-C is a NPN BJT transistor with max VCEsat of 1.5V, ideal for switching applications. It has a max power dissipation of 65W and max collector current of 6A. With a min hFE of 15, it operates up to 150°C, making it suitable for high-power electronic circuits.
MJE3055T
General Transistor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Power Dissipation (Abs): 75 W; Maximum Collector Current (IC): 10 A;
BCP56-16
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): 2 W; Maximum Collector Current (IC): 1 A;
TIP117
Crimson Semiconductor
PNP; Configuration: DARLINGTON; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Collector Current (IC): 2 A; No. of Elements: 1;
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.
TIP142T
Samsung
NPN; Configuration: DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Power Dissipation (Abs): 80 W; Maximum Collector Current (IC): 10 A; Transistor Element Material: SILICON;
TIP36C
New Jersey Semiconductor Products
PNP; Configuration: SINGLE; Nominal Transition Frequency (fT): 3 MHz; Maximum Collector Current (IC): 25 A; No. of Elements: 1; Transistor Element Material: SILICON;
D44H11
D44H11 by Onsemi is a NPN BJT transistor with 80V VCEO, 10A IC, and 50W Ptot. Ideal for switching applications, it has a hFE of 40 and operates up to 150°C. The package style is flange mount with through-hole terminals in a rectangular shape.
TIP41C
Power Innovations
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): 6 A; Transistor Element Material: SILICON; JESD-30 Code: R-PSFM-T3;
PNP; Configuration: DARLINGTON; Surface Mount: NO; Maximum Collector Current (IC): 2 A; Package Style (Meter): FLANGE MOUNT; JESD-609 Code: e3;
TIP32C
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 2 MHz; Maximum Power Dissipation (Abs): 40 W; Maximum Collector Current (IC): 3 A;
BD139-16
Central Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 190 MHz; Maximum Power Dissipation (Abs): 12.5 W; Maximum Collector Current (IC): 1.5 A;
MJD44H11T4
Motorola
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 50 MHz; Maximum Power Dissipation (Abs): 20 W; Maximum Collector Current (IC): 8 A;
2SC5200OTU
2SC5200OTU by Onsemi is a NPN power BJT with max. collector-emitter voltage of 250V, max. collector current of 17A, and max. power dissipation of 150W. Ideal for amplifier applications due to its single configuration and silicon transistor element material.
TIP112G
TIP112G by Onsemi is a power BJT transistor with NPN polarity. It has a max power dissipation of 50W and can handle a max collector-emitter voltage of 100V. This transistor is commonly used in amplifier applications due to its high DC current gain (hFE) of 500 and nominal transition frequency (fT) of 25MHz.
TIP127
PNP; Configuration: DARLINGTON; Surface Mount: NO; Maximum Collector Current (IC): 5 A; No. of Terminals: 3; Moisture Sensitivity Level (MSL): 1;
TIP110
NPN; Configuration: SINGLE; Maximum Collector Current (IC): 2 A; Maximum Collector-Emitter Voltage: 60 V; Transistor Element Material: SILICON; Minimum DC Current Gain (hFE): 500;
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STL106D
STMicroelectronics
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 1.5 W; Maximum Collector Current (IC): 1.5 A; No. of Terminals: 3;
STL128D
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 65 W; Maximum Collector Current (IC): 4 A; Peak Reflow Temperature (C): NOT SPECIFIED;
STL128DFP
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 30 W; Maximum Collector Current (IC): 4 A; Transistor Application: SWITCHING;
STL128DN
NPN; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): 40 W; Maximum Collector Current (IC): 4 A; Package Style (Meter): FLANGE MOUNT;
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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