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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FMB3946 by Onsemi is a RF BJT transistor with NPN and PNP channels. It has 2 elements, 6 terminals, hFE of 30, max temp of 150°C, Vce of 40V, and fT of 200MHz. Ideal for switching applications due to its fast ton (38ns) and toff (190ns) times in a small outline package.
Median Price
$0.265
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16
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1k+
Rochester
1+ parts
$0.110
100+ parts
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Adafruit Industries
$0.168
Arrow
$0.507
$0.222
$0.143
$0.112
DigiKey
$0.690
$0.272
$0.185
Mouser Electronics
Verical
Chip1Stop
$0.205
$0.132
$0.115
Farnell
$0.155
$0.122
Element14
$0.308
$0.173
Newark
$0.408
Digiode
$0.104
Nova Conductors
$0.166
Flip Electronics
NAC Semi
$0.147
Vyrian
Chip Stock
Ampacity Inc.
$0.093
Semicontronic
$0.091
$0.090
Corphita
$0.099
Corohmni
Argo Parts USA
$0.161
Advanced Electronics
Continental Prestige Electronics
$0.351
$0.089
Aztec Data Supply Inc.
$0.419
Component Stockers USA
$0.500
$0.280
$0.160
iodParts Technologies Inc.
Perfect Parts
Kepictronics
TANS Electronics
Eastek
Problanco Electronics
Kulean Microsystems
Glotronic Ltd.
SupplyDigital Components
Supply Digital
Authorized Procurement Solutions
UHIMA Technologies
Netroflash
$0.163
$0.158
$0.154
The use of plastic/epoxy material makes the product lightweight and durable, ideal for portable electronic devices.
Having both NPN and PNP options allows for versatile circuit design and compatibility with various applications.
The separate 2-element configuration provides flexibility in circuit design and allows for efficient signal processing.
Designed for switching applications, this product offers fast and reliable switching performance for optimal operation.
Being surface mount compatible makes installation easier and saves space on the PCB, enhancing overall design efficiency.
The rectangular package shape offers easy integration into PCB layouts, optimizing space utilization.
The gull wing terminal form enables secure connections and easy soldering during assembly, ensuring reliable electrical contact.
With 2 elements, this product provides a balanced configuration for improved stability and performance in electronic circuits.
The 6 terminals offer ample connection points for different circuit configurations, enhancing design possibilities.
The small outline package style saves space on the PCB, making it suitable for compact electronic devices.
A minimum DC current gain of 30 ensures consistent amplification in circuits, enhancing signal strength and reliability.
With a high maximum operating temperature of 150°C, this product can withstand demanding environmental conditions.
The high maximum collector-emitter voltage of 40V allows for safe operation in various voltage applications.
The silicon transistor element material offers high performance and reliability, ensuring stable operation over time.
The fast turn-on time of 38ns enables quick switching transitions, improving overall circuit efficiency.
A maximum collector current of 0.2A supports reliable current flow in circuits, ensuring safe and efficient operation.
The maximum turn-off time of 190ns ensures minimal switching delays, enhancing the speed and efficiency of the circuit.
The tin terminal finish provides excellent solderability and corrosion resistance, ensuring long-term reliability in various environments.
The dual terminal position allows for versatile mounting options and simplifies installation in different configurations.
With a maximum time at peak reflow temperature of 30 seconds, this product offers efficient soldering process compatibility.
The peak reflow temperature of 260°C ensures reliable solder joints and secure connections during assembly.
With a high nominal transition frequency of 200MHz, this product delivers excellent high-frequency performance for faster signal processing.
RF Small Signal Bipolar Junction Transistors (BJT) FMB3946 attributes and parameters. Explore more RF Small Signal Bipolar Junction Transistors (BJT) devices from Onsemi
Maximum Collector Current (IC):
Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
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:
Qualification:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Maximum Time At Peak Reflow Temperature (s):
Transistor Application:
Transistor Element Material:
Nominal Transition Frequency (fT):
Maximum Turn Off Time (toff):
Maximum Turn On Time (ton):
FMB3946 Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
Established in 1999, Onsemi is a leading global provider of power and image-sensing technologies. They are dedicated to building a better future for the automotive, industrial, cloud, medical, and IoT markets. Onsemi's core technologies include analog, digital, and mixed-signal products that offer innovative solutions for advanced automotive systems; highly reliable power management products for industrial applications; low-cost imaging solutions for medical equipment and consumer electronics; and robust communication architectures for the Internet of Things (IoT).
President, CEO
Hassane El-Khoury
Executive VP, CFO, Treasurer
Thad Trent
Senior VP
Ross F. Jatou
Aizu Fab
Fabrication
Fab Initiation
1995
Japan
Aizu Wakamatsu
Wafer Capacity
52,000
Si/EPI Fab
2018
Czech Republic
Rožnov pod Radhoštěm
10,000
Expansion Phase 1 for SiC / EPI
2019
14,500
Expansion Phase 2 for SiC / EPI
2024
SiC Fab
2022
USA
Hudson
Bucheon
2013
South Korea
61,000
ISMF - Malaysia
1990
Malaysia
Seremban
95,000
Roznov Device Fab
1987
80,000
Fab 10
2002
East Fishkill
15,000
Burlington
1986
Canada
Gresham
1998
45,000
Bucheon 150mm
2000
50,000
1983
Nampa
Pennsylvania
1997
Mountain Top
36,000
M85049/85-08W02
Amphenol
CIRCULAR CONN ACCESSORY; Shell Sizes: 8; 9; IEC Conformity: NO; MIL-Connector Accessory Name: BAND LOCK ADAPTER; MIL Conformity: YES; DIN Conformity: NO;
SS14
Goodwork Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Wuxi Xuyang Electronic
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Formosa Microsemi
OPA2277UA
Texas Instruments
OPA2277UA by Texas Instruments is a dual operational amplifier with low-offset voltage of 100 uV and micropower consumption of 1.65 mA. Ideal for industrial applications, it offers high common mode rejection ratio of 140 dB and unity gain bandwidth of 1000 kHz in a small outline package.
NE555DR
NE555DR by Texas Instruments is an Analog Waveform Generation IC with 8 terminals, operating voltage of 5V, and power supplies ranging from 5-15V. It is a versatile component for pulse generation applications due to its small outline package and commercial temperature grade suitability.
LL4148
First Components International
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
GRM155R71H103KA88D
Murata Manufacturing
The Murata Manufacturing GRM155R71H103KA88D is a ceramic capacitor with 0.01uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring compact size and high reliability.
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Non Repetitive Peak Forward Current: 40 A; Technology: SCHOTTKY; No. of Elements: 1;
2N7002
Silicon Standard
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): .225 W; Maximum Drain-Source On Resistance: 7.5 ohm; Transistor Element Material: SILICON;
ABS06-32.768KHZ-T
Abracon
Abracon's ABS06-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 90000 ohm series resistance, and -40 to 85 °C operating temperature range. Ideal for applications requiring precise timing in compact designs like IoT devices and wearables.
PIC18F4550T-I/PT
Microchip Technology
The Microchip Technology PIC18F4550T-I/PT microcontroller operates at a max clock frequency of 48 MHz with 8-bit architecture. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it suitable for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this device offers efficient performance in compact designs.
OPA2227UA
OPA2227UA by Texas Instruments is a dual operational amplifier with low-offset voltage of 200 uV and bias current of 0.01 uA. It operates at temperatures ranging from -40 to 85 °C, making it suitable for industrial applications requiring precise signal amplification. With a unity gain bandwidth of 8000 kHz, this op amp is ideal for high-frequency circuit designs.
Vicor
Rectron
National Semiconductor
BSS138
Yangzhou Yangjie Electronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; JESD-30 Code: R-PDSO-G3; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED; Operating Mode: ENHANCEMENT MODE;
ULN-2803A
Vishay Sprague
Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
Kec
RECTIFIER DIODE; Surface Mount: NO; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Non Repetitive Peak Forward Current: 2 A; Config: SINGLE; Maximum Operating Temperature: 200 Cel;
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.
LPT16ED
Skyworks Solutions
The Skyworks Solutions LPT16ED is an N-CHANNEL RF BJT with a SINGLE configuration for AMPLIFIER applications. It operates in KU BAND, has 4 terminals, and can handle up to 0.25 W power dissipation. With SILICON GERMANIUM material, it offers a max collector-emitter voltage of 4 V and a max operating temperature of 150 °C.
BFU520WX
NXP Semiconductors
The NXP Semiconductors BFU520WX is an NPN RF BJT transistor with a max collector-emitter voltage of 12V and fT of 10GHz. It is designed for amplifier applications in the L band, featuring a small outline package with gull wing terminals for surface mount assembly. Operating from -40°C, it offers a peak reflow temperature of 260°C and complies with AEC-Q101 and IEC-60134 standards.
MPSH10RLRA
Motorola
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 650 MHz; Maximum Collector Current (IC): .1 A; Transistor Element Material: SILICON;
BFM520,115
NXP Semiconductors' BFM520,115 is a NPN RF BJT transistor with 2 elements for switching applications. It operates in L Band with max fT of 9000 MHz. With a max IC of 0.07 A and hFE of 60, it's ideal for high-frequency signal amplification in compact electronic devices.
PBR951,215
NXP Semiconductors PBR951,215 is a NPN RF BJT transistor with 3 terminals. It operates in the ultra-high frequency band up to 8 GHz and has a max power dissipation of 0.365 W. Ideal for amplifier applications, it can handle a max collector-emitter voltage of 10V at an operating temp of 175°C.
JANTX2N2907AUA
Vpt Components
PNP; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .6 A; Reference Standard: MIL-19500; Peak Reflow Temperature (C): NOT SPECIFIED;
HFA3135IHZ96
Intersil
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 7000 MHz; Maximum Collector Current (IC): .026 A; JESD-30 Code: R-PDSO-G6;
1075MP
Ghz Technology
NPN; Maximum Power Dissipation (Abs): 250 W; Maximum Collector Current (IC): 6.5 A; Minimum DC Current Gain (hFE): 20; No. of Elements: 1; Transistor Element Material: SILICON;
SS9018H
SS9018H by Onsemi is an NPN BJT transistor for RF applications. It has a max VCEsat of 0.5V, hFE of 97, and fT of 1100MHz. Ideal for amplifier circuits in L Band frequencies with a max operating temp of 150 °C.
934055191115
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 470 MHz; Maximum Collector Current (IC): .025 A; Moisture Sensitivity Level (MSL): 1;
MPSH17RLRA
MPSH17RLRA by Onsemi is an NPN RF BJT transistor with a max fT of 800 MHz. It has a Pdiss of 0.625 W and VCEO of 15 V, ideal for amplifier applications in the very high frequency band. The package is cylindrical with through-hole terminals and can operate up to 150 °C.
MMBTH10M3T5G
MMBTH10M3T5G by Onsemi is a NPN RF BJT with 650 MHz fT, 60 min hFE, and 0.64 W Pd. It is used in RF applications due to its small outline package and high transition frequency. The transistor operates up to 150 °C and has matte tin terminal finish for surface mount assembly.
MRF237
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 8 W; Maximum Collector Current (IC): 1 A; Transistor Element Material: SILICON;
2N4997
2N4997 by Texas Instruments is a NPN BJT transistor with max. collector-emitter voltage of 18V and max. power dissipation of 0.25W. Ideal for amplifier applications, it operates in the very high frequency band up to 600MHz, with a min DC current gain of 30 (hFE).
KSC2223Y
KSC2223Y by Onsemi is an NPN RF BJT transistor with a VCEsat of 0.3V, hFE of 90, and fT of 600MHz. Ideal for amplifier applications in the very high-frequency band, it has a max operating temp of 150 °C and max collector current of 0.02A.
HFA3127RZ
Renesas Electronics
HFA3127RZ by Renesas Electronics is a NPN RF BJT with 5 elements, ideal for amplifier applications. It operates in the ultra high frequency band up to 8V and has a transition frequency of 8000 MHz. This chip carrier package features separate configuration with matte tin finish, suitable for surface mount assembly.
MPS3563G
MPS3563G by Onsemi is a NPN BJT transistor with 3 terminals, ideal for amplifier applications in the ultra-high frequency band. It has a max operating temp of 150 °C, fT of 1500 MHz, and IC of 0.05 A. The package is cylindrical with through-hole terminals made of silicon material.
LA733Q
LA733Q by Onsemi is a PNP BJT transistor with 3 terminals, suitable for amplifier applications in the VHF band. It has a max power dissipation of 1.5W, hFE of 135, and fT of 100MHz. The package is cylindrical with through-hole terminals and can operate up to 150 °C.
JANTX2N2907AUBC
PNP; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .6 A; No. of Terminals: 3; Terminal Position: DUAL;
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