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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START499D by STMicroelectronics is an NPN RF small signal BJT designed for surface mount applications. It features a max power dissipation of 1.7 W, operates up to 150 °C, and supports a collector current of 1 A. Ideal for compact electronic circuits requiring efficient signal amplification.
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The use of plastic/epoxy material ensures a lightweight and durable package, making it suitable for various applications while providing protection against environmental factors.
As an NPN transistor, this product offers high-speed switching capabilities, making it ideal for RF applications where efficient signal amplification is required.
Single configuration simplifies circuit design and helps maintain a compact layout in device architecture, which is essential for modern electronics.
Being a surface-mount device (SMD), it allows for automated assembly processes, reducing manufacturing costs and increasing production efficiency.
The rectangular package shape optimizes board space utilization and enhances thermal performance, which is beneficial for high-frequency applications.
Flat terminals provide excellent soldering characteristics that improve mechanical stability and electrical performance in densely packed circuits.
With three terminals, this transistor enables straightforward and reliable interfacing with other circuit components, streamlining circuit designs.
A maximum power dissipation of 1.7 W allows this component to handle significant power levels without overheating, making it suitable for various applications.
The small outline package style ensures a compact footprint, leading to smaller PCB sizes and enabling more efficient use of space in electronic devices.
An operational temperature of up to 150 °C makes this BJT robust and reliable for use in high-temperature environments, thus enhancing its application range.
This transistor's ability to handle a maximum collector current of 1 A makes it versatile for a range of applications while providing adequate signal strength.
Matte tin terminal finish offers excellent solderability and corrosion resistance, ensuring long-term reliability of electrical connections.
A single terminal position simplifies layout designs and aids in better integration within existing circuits.
The ability to withstand peak reflow temperatures for up to 30 seconds ensures compatibility with standard soldering processes in assembly lines.
With a peak reflow temperature of 260 °C, this transistor can endure the demanding conditions of modern surface mount technology, ensuring reliability during manufacturing.
RF Small Signal Bipolar Junction Transistors (BJT) START499D attributes and parameters. Explore more RF Small Signal Bipolar Junction Transistors (BJT) devices from STMicroelectronics
Maximum Collector Current (IC):
Configuration:
JESD-30 Code:
JESD-609 Code:
Moisture Sensitivity Level (MSL):
No. of Elements:
No. of Terminals:
Maximum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Peak Reflow Temperature (C):
Polarity or Channel Type:
Maximum Power Dissipation (Abs):
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Surface Mount:
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Maximum Time At Peak Reflow Temperature (s):
START499D 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
BSS138
General Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Minimum DS Breakdown Voltage: 50 V; Qualification: Not Qualified;
STM32H743IIT6
STMicroelectronics
STM32H743IIT6 by STMicroelectronics is a 32-bit microcontroller with integrated cache and a max supply voltage of 3.6V. It is commonly used in industrial applications due to its wide temperature range (-40°C to 85°C) and various connectivity options (CAN, I2C, UART, USB).
STM32H753ZIT6
STM32H753ZIT6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, offering 20-Ch 16-Bit ADC and 2-Ch 12-Bit DAC channels. With a clock frequency of up to 48 MHz, it is ideal for industrial applications requiring CAN, Ethernet, and USB connectivity. This microcontroller operates b/w -40°C to +85°C temperature range.
1N4148
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Semitron
RECTIFIER DIODE; Surface Mount: NO; JESD-609 Code: e0; Maximum Output Current: .15 A; Maximum Operating Temperature: 200 Cel; Maximum Reverse Recovery Time: .004 us;
1N4148WS
Multicomp Pro
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Texas Instruments
2N2222A by Texas Instruments is a small signal NPN bipolar junction transistor (BJT) with a max collector-emitter voltage of 40V and a max collector current of 0.8A. It is commonly used for switching applications due to its fast turn on/off times (35ns/285ns) and high transition frequency (300MHz).
IRLML6401TRPBF
International Rectifier
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.3 W; Minimum Operating Temperature: -55 Cel; Avalanche Energy Rating (EAS): 33 mJ;
Digitron Semiconductors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
National Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .5 A;
Philips Components
LM7805CT
Fairchild Semiconductor
FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %;
2N7002,215
Nexperia
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Time At Peak Reflow Temperature (s): 30; Transistor Application: SWITCHING; Package Body Material: PLASTIC/EPOXY;
Vicor
Boca Semiconductor
Good-ark Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Drain-Source On Resistance: 6 ohm; Minimum DS Breakdown Voltage: 50 V; Operating Mode: ENHANCEMENT MODE;
Promax-johnton
Changzhou Starsea Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
M39029/58-360
Defense Logistics Agency
CONNECTOR ACCESSORY; Contact Type: CRIMP REAR RELEASE; Mating Contacts: M39029/56-348, M39029/57-354; Insertion Tool Sources: MILITARY; Contact Gender: MALE; Alternate Contact Sources: MILITARY;
Rectron
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; Package Shape: ROUND;
BFT92
NXP Semiconductors
The NXP Semiconductors BFT92 is a PNP RF BJT transistor with 3 terminals, suitable for ultra-high frequency band applications. It has a max power dissipation of 0.3W, hFE of 20, and fT of 5000MHz. Ideal for amplifier circuits in small outline packages requiring high-frequency performance.
BFU550VL
The NXP Semiconductors BFU550VL is a RF BJT transistor with NPN polarity, suitable for amplifier applications in L Band frequencies. It has a max collector-emitter voltage of 16V, operating temperature up to 150°C, and transition frequency of 11GHz. This small outline transistor features Gull Wing terminals and can handle a max current of 0.05A.
MPSH81RLRM
Onsemi
MPSH81RLRM by Onsemi is a PNP RF BJT transistor with 3 terminals, ideal for amplifier applications. It has a max collector-emitter voltage of 20V, operating temperature up to 150 °C, and a transition frequency of 600MHz. The package is cylindrical in shape with through-hole terminals made of tin lead for easy installation.
BFR93AR
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 6000 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .035 A;
2N2907A
Vpt Components
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .4 W; Maximum Collector Current (IC): .6 A;
2SC2995
Toshiba
The Toshiba 2SC2995 is an NPN RF BJT transistor with a max collector-emitter voltage of 30V and fT of 350MHz. Ideal for amplifier applications, it has a max power dissipation of 0.2W and operates at up to 125°C. Its package style is in-line with through-hole terminals.
HFA3096BZ96
Intersil
NPN AND PNP; Configuration: SEPARATE, 5 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 8000 MHz; Maximum Collector Current (IC): .037 A; Maximum Collector-Emitter Voltage: 8 V;
PN3563
PN3563 by Onsemi is a NPN BJT for RF applications. Features include Gp of 14 dB, hFE of 20, and fT of 600 MHz. Ideal for amplifier circuits in the VHF band with a max operating temp of 150 °C.
SD1143-1
NPN; Surface Mount: NO; Transistor Element Material: SILICON;
934055892115
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 9000 MHz; Maximum Collector Current (IC): .07 A; JESD-30 Code: R-PDSO-G3;
MMBTH10Q-7-F
Diodes Incorporated
RF Small Signal Bipolar Transistors; Terminal Finish: MATTE TIN; JESD-609 Code: e3; Peak Reflow Temperature (C): 260;
MMBTH24LT1
MMBTH24LT1 by Onsemi is a NPN RF BJT with 30V VCEO, 0.05A IC, and 620MHz fT. Ideal for high-frequency applications in small outline packages due to its very high frequency band capabilities. Suitable for surface mount designs requiring low collector-base capacitance of 0.45pF.
HFA3101BZ96
Renesas Electronics
HFA3101BZ96 by Renesas Electronics is an NPN bipolar junction transistor (BJT) designed for amplifier applications in the ultra high frequency band. With a max operating temperature of 150°C and a max collector-emitter voltage of 8V, it offers a nominal transition frequency of 10,000 MHz.
BFU550XVL
The NXP Semiconductors BFU550XVL is a RF BJT transistor with NPN polarity, suitable for amplifier applications in L Band frequencies up to 11GHz. It features a max collector-emitter voltage of 12V, collector current of 0.05A, and a transition frequency of 11GHz. This surface-mount transistor comes in a small outline package with Gull Wing terminals.
MPSH17RLRP
MPSH17RLRP by Onsemi is a NPN RF BJT transistor with 3 terminals. It operates in the very high frequency band up to 800 MHz, making it suitable for amplifier applications. With a max collector-emitter voltage of 15V and low capacitance of 0.9 pF, it is ideal for high-frequency circuit designs.
BFP196WH6327XTSA1
Infineon Technologies
BFP196WH6327XTSA1 by Infineon Technologies is a NPN RF BJT transistor with 4 terminals, suitable for L Band applications. It has a max collector-emitter voltage of 12V, fT of 7500 MHz, and max collector current of 0.15A. This small outline package transistor is designed for amplifier circuits in automotive electronics meeting AEC-Q101 standards.
SS9018FBU
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 1100 MHz; Maximum Power Dissipation (Abs): .4 W; Maximum Collector Current (IC): .05 A;
MSC80196
STMicroelectronics' MSC80196 is an NPN BJT transistor with a min hFE of 15, ideal for amplifier applications in the L Band. With a max fT of 3200 MHz and IC of 0.5 A, it operates at temperatures up to 200 °C. This surface-mount transistor has a metal-sealed co-fired ceramic package body and flat terminals.
BFP780H6327XTSA1
BFP780H6327XTSA1 by Infineon is a NPN RF BJT with 4 terminals, operating at -40°C to 6.1V. It's a single-configured transistor for ultra-high frequency amplification applications in small outline package style with Gull Wing terminals. With a max collector current of 0.12A and fT of 20GHz, it's ideal for high-frequency amplifier circuits requiring compact design.
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START405
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 42000 MHz; Maximum Power Dissipation (Abs): .045 W; Maximum Collector Current (IC): .01 A;
START405TR
START420
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .04 A; Package Body Material: PLASTIC/EPOXY; No. of Elements: 1;
START420TR
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .18 W; Maximum Collector Current (IC): .04 A; Maximum Collector-Emitter Voltage: 4.5 V;
START450
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 42000 MHz; Maximum Power Dissipation (Abs): .45 W; Maximum Collector Current (IC): .1 A;
START450TR
START499
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 42000 MHz; Maximum Power Dissipation (Abs): .9 W; Maximum Collector Current (IC): .6 A;
START499ETR
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 42000 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .6 A;
START499TR
START540
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 45000 MHz; Maximum Collector Current (IC): .04 A; Highest Frequency Band: C BAND;
START540TR
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 45000 MHz; Maximum Power Dissipation (Abs): .18 W; Maximum Collector Current (IC): .04 A;
START620TR
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 45000 MHz; Maximum Power Dissipation (Abs): .135 W; Maximum Collector Current (IC): .04 A;
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