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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PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 1200 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .03 A;
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RF Small Signal Bipolar Junction Transistors (BJT) JANS2N4957 attributes and parameters. Explore more RF Small Signal Bipolar Junction Transistors (BJT) devices from Semicoa
Maximum Collector Current (IC):
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Maximum Collector-Emitter Voltage:
Configuration:
Minimum DC Current Gain (hFE):
JEDEC-95 Code:
JESD-30 Code:
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Maximum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Polarity or Channel Type:
Maximum Power Dissipation (Abs):
Qualification:
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JANS2N4957 Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
NSN
5961-01-235-3270, 5961012353270
NIIN
012353270
Trusted Everywhere for Mission Success is our commitment statement to our customers. This means the Semicoa Team operates as one to ensure the product exceeds expectation. SEMICOA is a leader in the design and development of bipolar power devices for high-reliability military, defense, aerospace, and space applications. Quality and high reliability are cornerstones upon which space, military, and aerospace applications are built. In many instances, there is absolutely no room for error. These critical industries require a partner that they can trust to deliver time after time. For 50 years, SEMICOA has been Trusted Everywhere. Semicoa specializes in the manufacture of discrete silicon semiconductors focusing on small signal transistors for space, military, and aerospace industries globally. The design, development and wafer fabrication operations are located in Southern California. The company achieved the highest U.S. government qualification (JANS, MIL-PRF-19500, Space Level) for the production of electronic components and it is AS9100:2009D certified. Semicoa is ITAR registered. Semicoa is also an active member of the JEDEC Community. Its leading edge manufacturing facility performs discrete and hybrid assembly utilizing innovative techniques and processes. High volume production is performed on dedicated assembly lines to reduce cost and increase throughput. Semicoa constantly expands product, equipment and production capabilities to meet the growing demand of its customers for high reliability and Rad Hard products.
SMBJ18CA
Mde Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
M24308/2-1F
Souriau
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Body or Shell Style: RECEPTACLE; MIL Conformity: YES;
M39029/58-360
Positronic Industries
CONNECTOR ACCESSORY; MIL-Connector Accessory Name: CONTACT; DIN Conformity: NO; National Stock Number (NSN): 5999004733551; Mating Contacts: M39029/56-348, M39029/57-354; Contact Type: CRIMP REAR RELEASE;
1N4148
Nte Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BAV99
Zetex Plc
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
NDT2955
National Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 3 W; JESD-609 Code: e0; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
BSS138
Fairchild Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Operating Mode: ENHANCEMENT MODE; Qualification: Not Qualified;
1N4148WS
Dc Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
KSZ9031RNXIC
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
First Components International
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Polarity: BIDIRECTIONAL; Maximum Repetitive Peak Reverse Voltage: 18 V;
LM358MX
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
NE555DR
Texas Instruments
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.
NC7WZ17P6X
BUFFER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
LM317LMX/NOPB
LM317LMX/NOPB by Texas Instruments is an adjustable positive single output standard regulator with a max input-output voltage differential of 40V. It operates in temperatures ranging from -40°C to 125°C and has a max output current of 0.1A, making it suitable for various applications requiring precise voltage regulation.
2N2222A
Bharat Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Philips Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Terminal Finish: MATTE TIN; Maximum Operating Temperature: 200 Cel; Maximum Output Current: .15 A; JESD-609 Code: e3;
Toshiba
Rugao Dachang Electronic
CRCW04020000Z0EDHP
Vishay Intertechnology
Vishay Intertechnology's CRCW04020000Z0EDHP is a 0402 SMT resistor with 0 ohm resistance, rated for temperatures from -55°C to 155°C. Ideal for jumper applications in automotive electronics due to AEC-Q200 compliance and compact size of 1mm x 0.5mm x 0.3mm.
SS14
Changzhou Starsea Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BF959RL
Onsemi
BF959RL by Onsemi is a NPN RF BJT with max. VCE of 20V and IC of 0.1A. Operating at 150 °C, it has fT of 700MHz making it ideal for very high frequency applications in electronics. The transistor's through-hole package and cylindrical shape enhance its performance in RF circuits.
JANTX2N2907AUBC
Vpt Components
PNP; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .6 A; No. of Terminals: 3; Terminal Position: DUAL;
BFU710F,115
NXP Semiconductors
RF Small Signal Bipolar Transistors; Terminal Finish: TIN; Peak Reflow Temperature (C): 260; Maximum Time At Peak Reflow Temperature (s): 30; Moisture Sensitivity Level (MSL): 1; JESD-609 Code: e3;
3003
Microsemi
Microsemi's 3003 is an NPN BJT transistor for RF amplification in S Band applications. With a max operating temp of 200°C, it has a 0.6A collector current and comes in a ceramic-metal package with flat terminals for surface mount assembly.
MPS3640
NXP Semiconductors' MPS3640 is a PNP BJT transistor with 3 terminals, ideal for switching applications in the UHF band. Featuring a max. collector-emitter voltage of 12V, fT of 500MHz, and IC of 0.08A, it offers high performance in a cylindrical package suitable for through-hole mounting.
2N5109
Advanced Power Technology
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 1200 MHz; Maximum Collector Current (IC): .4 A; Qualification: Not Qualified;
MCH6001-TL-E
Sanyo Semiconductor
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 16 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .15 A;
BFY740B01ESB4SA1
Infineon Technologies
RF Small Signal Bipolar Transistors; Peak Reflow Temperature (C): NOT SPECIFIED; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED;
934047460135
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 22000 MHz; Maximum Collector Current (IC): .012 A; Terminal Position: DUAL;
HFA3134IHZ96
Intersil
NPN; Configuration: SEPARATE, 2 ELEMENTS; Surface Mount: YES; Nominal Transition Frequency (fT): 8500 MHz; Maximum Collector Current (IC): .026 A; Minimum DC Current Gain (hFE): 48;
BFQ255A
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 1200 MHz; Maximum Power Dissipation (Abs): 3 W; Maximum Collector Current (IC): .3 A;
2N3866
Motorola
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 500 MHz; Maximum Collector Current (IC): .4 A; Maximum VCEsat: 1 V;
SS9018E
SS9018E by Onsemi is a NPN BJT transistor for RF applications. With max VCEsat of 0.5V, it operates at 1100MHz fT and handles up to 0.05A IC. Ideal for amplifier circuits in L Band frequencies with a max temp of 150 °C.
KSC1393Y
The Onsemi KSC1393Y is an NPN RF BJT with a single configuration for amplifier applications. It offers a min power gain of 20 dB, DC current gain of 90, and operates in the very high frequency band up to 700 MHz. With a max collector-emitter voltage of 30V and power dissipation of 0.25W, it is suitable for high-frequency amplification tasks.
MMBT918
MMBT918 by Onsemi is a NPN RF BJT transistor with a max fT of 600 MHz. It has a max IC of 0.05 A and hFE of 20, ideal for amplifier applications in the VHF band. This small outline package with gull wing terminals operates up to 150 °C, making it suitable for high-frequency amplification needs.
2N3866A
RF Small Signal Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Package Style (Meter): CYLINDRICAL; Transistor Element Material: SILICON; JEDEC-95 Code: TO-39;
KSP10BU
The Onsemi KSP10BU is an NPN RF BJT with a max fT of 650 MHz and hFE of 60. It operates at up to 150°C, has VCEO of 25V, and CCB of 0.7pF. Commonly used in ultra-high frequency applications due to its high transition frequency and low collector-base capacitance.
MCH3007-TL-H
RF Small Signal Bipolar Transistors; Maximum Time At Peak Reflow Temperature (s): 30; Peak Reflow Temperature (C): 260; Moisture Sensitivity Level (MSL): 1; Terminal Finish: TIN BISMUTH; JESD-609 Code: e6;
934063131115
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 4000 MHz; Maximum Collector Current (IC): .025 A; Additional Features: HIGH RELIABILITY;
BFP740ESDH6327XTSA1
BFP740ESDH6327XTSA1 by Infineon is an NPN RF BJT with 14.5 dB power gain, ideal for amplifier applications in the C band. It features a max operating temperature of 150°C, fT of 45 GHz, and a collector-emitter voltage of 4.2V. This transistor has a small outline package with gull wing terminals and can handle up to 0.16W power dissipation.
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