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.
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PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .1 A;
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$0.070
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$0.049
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Digiode
$0.041
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$1.050
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Vyrian
Mil-Aero Solutions, Inc.
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Anansix
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Bristol Electronics
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Prism Electronics
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Small Signal Bipolar Junction Transistors (BJT) PN4249 attributes and parameters. Explore more Small Signal Bipolar Junction Transistors (BJT) devices from National Semiconductor
Additional Features:
Maximum Collector Current (IC):
Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
JEDEC-95 Code:
JESD-30 Code:
JESD-609 Code:
No. of Elements:
No. of Terminals:
Maximum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Polarity or Channel Type:
Maximum Power Dissipation (Abs):
Qualification:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Application:
Transistor Element Material:
Nominal Transition Frequency (fT):
PN4249 Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
National Semiconductor was an American semiconductor manufacturer which specialized in analog devices and subsystems, formerly with headquarters in Santa Clara, California. The company produced power management integrated circuits, display drivers, audio and operational amplifiers, communication interface products and data conversion solutions. National's key markets included wireless handsets, displays and a variety of broad electronics markets, including medical, automotive, industrial and test and measurement applications.On September 23, 2011, the company formally became part of Texas Instruments as the "Silicon Valley" division.
2N7002
Zetex Plc
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Peak Reflow Temperature (C): 260; Package Shape: RECTANGULAR;
SS14
Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SMBJ18CA
Semtech
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
87832-1420
Molex
87832-1420 by Molex is a 14-contact board connector with 0.079" pitch, suitable for commercial applications. It features matte tin over nickel finish, glass-filled polyamide insulator, and polarization key for easy assembly. Withstanding voltage of 1400VAC and operating temperature range from -55 to 105°C make it reliable for various electronic devices.
LM358AN
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
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;
BAV99
Siemens
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Silicon Standard
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Vishay Intertechnology
2N7002 by Vishay Intertechnology is a N-CHANNEL FET with 60V DS Breakdown Voltage, 0.115A Drain Current, and 7.5 ohm On Resistance. Ideal for SWITCHING applications due to its SINGLE configuration with BUILT-IN DIODE. Operates in ENHANCEMENT MODE, suitable for surface mount with GULL WING terminals.
1N4148
Continental Device India
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): 1 V; Maximum Non Repetitive Peak Forward Current: .5 A; No. of Elements: 1; Maximum Reverse Recovery Time: .004 us;
2N2222A
Transistor & Electronic
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
SN65HVD230DR
Texas Instruments
SN65HVD230DR by Texas Instruments is a BICMOS technology interface circuit with 1Mbps data rate, suitable for industrial applications. It operates at 3.3V, has 8 terminals in a small outline package, and can withstand temperatures from -40 to 85°C.
Kec
Infineon Technologies
1N4148W-T
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Micronas Semiconductor Holding Ag
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Output Current: .2 A; Maximum Forward Voltage (VF): 1.2 V;
CC0603KRX7R9BB104
Yageo
Yageo's CC0603KRX7R9BB104 is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. With X7R temperature characteristics, it operates b/w -55 to 125°C. Ideal for surface mount applications in electronics due to its compact size of 1.6mm x 0.8mm x 0.8mm and wraparound terminals.
LL4148-GS08
Telefunken Microelectronics
RECTIFIER DIODE; Surface Mount: YES; JESD-609 Code: e0; No. of Elements: 1; Maximum Operating Temperature: 175 Cel; Maximum Non Repetitive Peak Forward Current: 2 A;
Central Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Transistor Application: SWITCHING; Transistor Element Material: SILICON;
MMBT2222A
Samsung
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .225 W; Maximum Collector Current (IC): .6 A;
2N2907AUB
PNP; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.16 W; Maximum Collector Current (IC): .6 A; Package Style (Meter): SMALL OUTLINE;
MMBT3904
Rochester Electronics
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; Terminal Position: DUAL;
MMBT2907AWT1G
Onsemi
MMBT2907AWT1G by Onsemi is a PNP BJT transistor with 3 terminals, max. power dissipation of 0.15W, and max. collector-emitter voltage of 60V. Ideal for amplifier applications, it has a min. DC current gain of 50 and operates at up to 150°C, making it suitable for various electronic circuits.
ZTX651
Diodes Incorporated
ZTX651 by Diodes Inc. is a NPN BJT transistor with max power dissipation of 1W, hFE of 100, and max collector-emitter voltage of 60V. Ideal for applications requiring high frequency operation, such as RF amplifiers or oscillators due to its nominal transition frequency of 175MHz.
NTE103
Nte Electronics
NTE103 by Nte Electronics is a NPN BJT transistor with max. power dissipation of 0.15W, hFE of 24, and VCE of 16V. Ideal for switching applications due to its Germanium element material and max. collector current of 0.15A in a cylindrical package shape with wire terminals.
BC817-25LT1G
BC817-25LT1G by Onsemi is a NPN BJT with 160 min hFE, 45V VCEO, and 100MHz fT. Ideal for small signal applications in electronics due to its compact SMALL OUTLINE package and high transition frequency. Suitable for surface mount designs requiring low power dissipation and moderate collector current.
STMicroelectronics
PNP; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .5 A; Reference Standard: EUROPEAN SPACE AGENCY; No. of Elements: 1;
2N2905A
Silicon Transistor
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .6 A;
MMBT2907ALT1G
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): .6 A; Terminal Form: GULL WING;
KSP13TA
KSP13TA by Onsemi is a NPN Darlington BJT with hFE of 10000, IC of 0.5A, and fT of 125MHz. Ideal for applications requiring high current gain and frequency response in through-hole configurations.
2N2907A
Motorola
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): .6 A; Maximum Power Dissipation Ambient: 1.2 W;
2N2219A
Microchip Technology
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum Operating Temperature: -55 Cel; Transistor Element Material: SILICON;
BC547-C
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .1 A; Transistor Element Material: SILICON;
ULN2003ADRE4
ULN2003ADRE4 by Texas Instruments is a NPN BJT transistor with 7 elements and 16 terminals. It has a max VCEsat of 1.6V, IC of 0.5A, and VCE of 50V. Ideal for switching applications, this surface-mount transistor features a Gull Wing terminal form in a small outline package style.
BC817-25
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .33 W; Maximum Collector Current (IC): .5 A;
Tt Electronics Plc
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Maximum Collector Current (IC): .6 A; JEDEC-95 Code: TO-206AA;
Micro Commercial Components
Small Signal Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JESD-609 Code: e0;
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
2N3904
Crimson Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .2 A;
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PN4249
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Transistor Element Material: SILICON; Maximum Collector-Emitter Voltage: 60 V;
Micro Electronics
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .05 A;
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .05 A;
New Jersey Semiconductor Products
PNP; Configuration: SINGLE; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector-Emitter Voltage: 60 V; Transistor Element Material: SILICON; No. of Elements: 1;
Fairchild Semiconductor
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .5 A; Terminal Position: BOTTOM;
PN4249D74Z
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .5 A; Package Shape: ROUND;
PN4249/D74Z
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector Current (IC): .1 A; JEDEC-95 Code: TO-92;
PN4250
PN4250A
PN4275
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 400 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .1 A;
PN4249/D81Z
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector Current (IC): .1 A; Package Shape: ROUND;
PN4249TRH
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; No. of Terminals: 3; Package Style (Meter): CYLINDRICAL;
PN4249/D26Z
PN4249/D75Z
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector Current (IC): .1 A; Package Body Material: PLASTIC/EPOXY;
PN4249J05Z
PN4249D26Z
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .5 A; Transistor Application: SWITCHING;
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .5 A; Package Style (Meter): CYLINDRICAL; Maximum Collector-Emitter Voltage: 60 V;
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