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.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Package Body Material: PLASTIC/EPOXY;
Median Price
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DigiKey
1+ parts
100+ parts
$0.066
1k+ parts
$0.042
10k+ parts
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Vyrian
Nova Conductors
Corohmni
$0.566
Aztec Data Supply Inc.
$1.180
Semicontronic
$9.050
$8.824
$8.778
AZTECH Wire
$12.333
Ampacity Inc.
$43.050
Kepictronics
Argo Parts USA
Continental Prestige Electronics
Authorized Procurement Solutions
Advanced Electronics
Bastille Electronics
Small Signal Bipolar Junction Transistors (BJT) MMDT5551 attributes and parameters. Explore more Small Signal Bipolar Junction Transistors (BJT) devices from Micro Commercial Components
Maximum Collector Current (IC):
Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
JESD-30 Code:
JESD-609 Code:
No. of Elements:
No. of Terminals:
Package Body Material:
Package Shape:
Package Style (Meter):
Polarity or Channel Type:
Qualification:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Application:
Transistor Element Material:
Nominal Transition Frequency (fT):
MMDT5551 Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
MCC offers a broad range of solutions with ready to go design solutions in various segments such as Automotive, Industrial, Computing & Personal Electronics and Consumer.
1N4148WT
Jiangsu Changjiang Electronics Technology
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358N
Motorola
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
1N4148WS
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ATMEGA328P-AU
Atmel
MICROCONTROLLER, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 32; Package Code: TQFP; Package Shape: SQUARE;
LM2675M-ADJ/NOPB
Texas Instruments
LM2675M-ADJ/NOPB by Texas Instruments is a voltage-mode switching regulator with 1A output current, 37V max output voltage, and 260kHz max switching frequency. Ideal for automotive applications due to its -40°C to 125°C operating temperature range and compact small outline package design.
LM317TG
LM317TG by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max output current of 1.5A. 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 a rectangular shape and through-hole terminals for easy installation.
261
Deltrol Controls
Other Relays;
NDT2955
Onsemi
NDT2955 by Onsemi is a P-CHANNEL FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features a max IDM of 15A and EAS of 174mJ, suitable for ENHANCEMENT MODE operation. With a compact SMALL OUTLINE package and -55 to 150 °C operating range, it offers efficient power dissipation up to 3W.
SMBJ18CA
Good-ark Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V; Maximum Time At Peak Reflow Temperature (s): 10; JESD-609 Code: e3;
M24308/2-1F
Defense Logistics Agency
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mounting Type: CABLE AND PANEL; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Empty Shell: NO;
LM555CN
Rca Solid State
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
ULN2803A
Rochester Electronics
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Additional Features: LOGIC LEVEL COMPATIBLE; Qualification: Not Qualified;
RC0603JR-070RL
Yageo
Yageo's RC0603JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. Its metal glaze/thick film technology and 0.1 W power dissipation make it ideal for jumper applications in various electronic devices.
BSS84-7-F
SPC TECHNOLOGY/ MULTICOMP
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Transistor Element Material: SILICON;
1N4148
Unitrode
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BAV99
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Raytheon Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Minimum DC Current Gain (hFE): 100; Maximum Turn On Time (ton): 35 ns;
DS18B20Z
Dallas Semiconductor
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Housing: PLASTIC; Maximum Accuracy (Cel): 0.50;
Compensated Devices
RECTIFIER DIODE; Terminal Position: UPPER; Terminal Form: NO LEAD; No. of Terminals: 1; Surface Mount: YES; Package Shape: SQUARE;
2N2219A
International Devices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .8 A;
BC547B
Continental Device India
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .1 A;
MMBT3904
Taitron Components
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; Peak Reflow Temperature (C): NOT SPECIFIED;
Cobham Plc
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum DC Current Gain (hFE): 100; Maximum Turn Off Time (toff): 300 ns;
BC847B
Philips Components
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; Terminal Form: GULL WING;
2N3904
Unisonic Technologies
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .625 W; Maximum Collector Current (IC): .2 A;
MMBT2222A
General Semiconductor
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .6 A; No. of Terminals: 3;
2N2222AUBC
Microsemi
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
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;
BC847C
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .1 A;
NXP Semiconductors
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .2 A;
BC817-25
Multicomp Pro
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 170 MHz; Maximum Collector Current (IC): .5 A; Minimum Operating Temperature: -65 Cel;
STMicroelectronics
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .1 A;
BC846B
National Semiconductor
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .1 A;
Central Semiconductor
BC846BW,115
BC846BW,115 by NXP Semiconductors is a small signal NPN bipolar junction transistor (BJT) with a max collector-emitter voltage of 65V and a max collector current of 0.1A. It is commonly used for switching applications due to its low VCEsat of 0.6V and high DC current gain (hFE) of 200.
MMBT2907ALT1G
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): .6 A; Terminal Form: GULL WING;
BC817-25W,115
Nexperia
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .5 A; Package Shape: RECTANGULAR;
2N3906
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .2 A;
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MMDT3904-7-F
Diodes Incorporated
MMDT3904-7-F by Diodes Inc. is a NPN BJT with 2 elements, ideal for switching applications. It has a max collector-emitter voltage of 40V, max collector current of 0.2A, and min DC current gain of 30. With a package style of small outline and peak reflow temp of 260°C, it's AEC-Q101 compliant for automotive use.
MMDT5551-7-F
MMDT5551-7-F by Diodes Inc. is a NPN BJT transistor with 2 elements, ideal for switching applications. It has a max collector-emitter voltage of 160V, max collector current of 0.2A, and min DC current gain of 30. With a package style of small outline and peak reflow temp of 260°C, it's suitable for surface mount designs.
MMDT5401
Changzhou Galaxy Century Microelectronics
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Minimum DC Current Gain (hFE): 50;
Lite-on Semiconductor
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Maximum Time At Peak Reflow Temperature (s): 40;
Micro Commercial Components
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Package Body Material: PLASTIC/EPOXY;
Secos
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Peak Reflow Temperature (C): 260;
MMDT5551
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Peak Reflow Temperature (C): 260;
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .6 A; JESD-30 Code: R-PDSO-G6;
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Maximum Collector-Emitter Voltage: 160 V;
MMDT5401-7-F
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .2 A;
MMDT2907A-7-F
PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .6 A;
MMDT3904VC-7
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .2 A;
MMDT5451-7-F
MMDT5451-7-F by Diodes Inc. is a small signal BJT transistor with NPN and PNP polarity. It has a max collector-emitter voltage of 160V, making it suitable for switching applications. With a min DC current gain of 30 and a nominal transition frequency of 100MHz, it offers reliable performance in various electronic circuits.
MMDT2222A-7-F
Diodes Inc.'s MMDT2222A-7-F is a NPN BJT with 2 elements, 0.6A IC, and 300MHz fT. Ideal for small signal applications in electronics due to its compact SOT package and high transition frequency. Offers fast switching times (ton: 35ns, toff: 285ns) and operates up to 150°C.
MMDT2227M-7
NPN AND PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .6 A;
MMDT5551-TP
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .2 A;
MMDT4413-7-F
NPN AND PNP; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .6 A;
MMDT5551-7
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .2 A; Transistor Element Material: SILICON;
MMDT2227-7-F
MMDT2227-7-F by Diodes Inc. is a small signal BJT with NPN and PNP polarity, ideal for switching applications. It features 2 separate elements in a rectangular package with gull wing terminals. With a max collector-emitter voltage of 40V, it operates up to 150°C and has a transition frequency of 300MHz.
MMDT5551F2
Yangzhou Yangjie Electronics
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .6 A;
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