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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Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .45 W; JEDEC-95 Code: TO-5; No. of Terminals: 3;
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Unijunction Transistors (UFT) 2N493B attributes and parameters. Explore more Unijunction Transistors (UFT) devices from Central Semiconductor
Configuration:
Maximum Emitter Current:
Maximum Inter-base Voltage:
Maximum Intrinsic Stand-off Ratio:
Minimum Intrinsic Stand-off Ratio:
JEDEC-95 Code:
JESD-30 Code:
JESD-609 Code:
No. of Elements:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Shape:
Package Style (Meter):
Maximum Peak Point Current:
Maximum Power Dissipation (Abs):
Maximum Static Inter-Base Resistance:
Minimum Static Inter-Base Resistance:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Application:
Transistor Element Material:
Minimum Valley Point Current:
2N493B Transistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
At Central Semiconductor, we’re serious about discrete semiconductors. Our business is the pursuit of perfection in the devices we manufacture; the delivery of our products; and the services we provide; all the time, every time. To suit varying applications, our products are available in surface mount, through-hole, and bare die. We produce a wide range of standard devices, but we excel in custom, special, and other niche products and services. As we listen to customers and monitor industry changes, our product design teams are constantly developing new products to meet customers’ ever-changing requirements, as well as industry trends. Discretes are our only business. We maintain an extensive inventory of raw materials and finished goods so customers don't wait weeks or months for what they need. We welcome smaller quantity and special orders that our competitors brush aside, and we're always eager to explore inquiries for non-standard requirements. Every customer has a skilled Customer Relationship Manager/Regional Sales Manager team to coordinate all needs. Customer-focused, obsessed with quality, and dedicated to your complete satisfaction; that's what makes us different.
1N4148WS
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Transys Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Promax-johnton
NC7WZ07P6X
Fairchild Semiconductor
BUFFER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
E8WSDC12-32.768KTR
Ecliptek
PARALLEL - FUNDAMENTAL; Mounting Feature: SURFACE MOUNT; Frequency Tolerance: 20 ppm; Aging: 3 PPM/YEAR; Load Capacitance: 12.5 pF; Nominal Operating Frequency: .032768 MHz;
2N7002
Micro Commercial Components
Small Signal Field-Effect Transistors; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Transistor Application: SWITCHING; Maximum Drain Current (ID): .34 A; Package Style (Meter): SMALL OUTLINE;
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
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
M39029/56351
Esterline Technologies
CONNECTOR ACCESSORY; IEC Conformity: NO; Contact Gender: FEMALE; DIN Conformity: NO; MIL-Connector Accessory Name: CONTACT; Tool Settings: M22520/2-10;
Diotec Semiconductor Ag
AT90CAN128-16AUR
Microchip Technology
AT90CAN128-16AUR by Microchip: 16 MHz clock, 8-bit data RAM, and 131072 ROM words. Ideal for industrial applications with CAN, SPI, TWI connectivity and low power mode. Contains 4 timers, 8 ADC channels, and supports up to 10-bit analog to digital conversion.
LM107H
Advanced Micro Devices
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Maximum Bias Current (IIB) @25C: .075 uA;
LM7805CT
Comset Semiconductors
Other Regulators; No. of Terminals: 3; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %; Operating Temperature (TJ-Min): 0 Cel; Technology: BIPOLAR;
USBLC6-2SC6
STMicroelectronics
USBLC6-2SC6 by STMicroelectronics is a unidirectional transient voltage suppressor diode with a breakdown voltage of 6V. It has a max clamping voltage of 17V and operates in temperatures ranging from -40 to 125°C. This device, with dual terminals and matte tin finish, is ideal for protecting sensitive electronics from voltage spikes in various applications.
LM2931Z-5.0G
Onsemi
LM2931Z-5.0G by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V output voltage, 0.6V dropout voltage, and 0.1A output current. It is ideal for applications requiring stable power supply in temperature-sensitive environments due to its operating range of -40°C to 125°C.
NE555D
Texas Instruments
NE555D by Texas Instruments is an 8-terminal IC with a supply voltage range of 4.5V to 16V, suitable for analog waveform generation applications. It operates at temperatures from 0°C to 70°C and has a max supply current of 15mA. The package style is small outline, making it ideal for compact electronic designs.
ST3485EBDR
ST3485EBDR by STMicroelectronics is a Line Driver & Receiver with 3.3V power supply, EIA-422/EIA-485 interface standard, and 30ns max transmit delay. It is ideal for industrial applications requiring differential output and operates in temperatures ranging from -40 to 85°C.
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 %;
2N2222A
Zetex Plc
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
BAV99
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2417B
The Onsemi 2N2417B is a Unijunction Transistor with max emitter current of 70mA, max inter-base voltage of 65V, and max power dissipation of 0.3W. It is used in applications requiring a single configuration transistor for temperature ranges b/w -65 to 140 °C.
2N2646
2N2646 by Texas Instruments is a Unijunction Transistor (UFT) with a max emitter current of 50mA, ideal for switching applications. It has a max operating temperature of 125°C and min intrinsic stand-off ratio of 0.56, making it suitable for various electronic circuits. With a package style of cylindrical and terminal form as wire, it offers reliable performance in diverse environments.
Philips Semiconductors
Unijunction Transistors; Surface Mount: NO; Maximum Power Dissipation (Abs): .3 W; Maximum Peak Point Current: 5 mA; Maximum Static Inter-Base Resistance: 9.1 kohm; Terminal Finish: Tin/Lead (Sn/Pb);
2N4949
2N4949 by Texas Instruments is a Unijunction Transistor (UFT) with a max emitter current of 50mA and max power dissipation of 0.36W. It is commonly used for switching applications due to its single configuration and silicon transistor element material.
2N490A
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .45 W; Package Style (Meter): CYLINDRICAL; Package Body Material: METAL;
NTE6401
Nte Electronics
NTE6401 by Nte Electronics is a Unijunction Transistor (UFT) with max emitter current of 50mA, max inter-base voltage of 35V, and max power dissipation of 0.3W. Ideal for switching applications due to its silicon element material and static inter-base resistance ranging from 4.7kohm to 9.1kohm.
2N494B
The Texas Instruments 2N494B is a Unijunction Transistor with max emitter current of 70mA, max inter-base voltage of 65V, and power dissipation of 0.45W. It operates b/w -65°C to 140°C, with static inter-base resistance ranging from 6.2kohm to 9.1kohm. Ideal for applications requiring precise triggering and timing control in electronic circuits.
2N1671A
2N1671A by Texas Instruments is a Unijunction Transistor (UFT) with a max emitter current of 50mA and max power dissipation of 0.45W. It is commonly used for switching applications due to its single configuration and silicon transistor element material. Operating temperature ranges from -65°C to 140°C, making it suitable for various electronic devices.
2N2160
2N2160 by Texas Instruments is a Unijunction Transistor (UFT) with max emitter current of 70mA, max inter-base voltage of 35V, and max power dissipation of 0.45W. It is used for switching applications due to its silicon element material and operating temperature range from -65°C to 150°C.
2N490C
The Onsemi 2N490C is a Unijunction Transistor (UFT) with max emitter current of 70mA, max inter-base voltage of 65V, and max power dissipation of 0.45W. It is used for switching applications due to its silicon element material and cylindrical package style.
2N1671B
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .45 W; Maximum Operating Temperature: 140 Cel; Terminal Position: BOTTOM;
2N2421B
The Onsemi 2N2421B is a Unijunction Transistor with max emitter current of 70mA, max inter-base voltage of 65V, and max power dissipation of 0.3W. It is used in applications requiring a single configuration UFT for temperature range -65 to 140 °C.
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .45 W; Transistor Application: SWITCHING; Peak Reflow Temperature (C): NOT SPECIFIED;
2N491A
The Texas Instruments 2N491A is a Unijunction Transistor for switching applications. It has a max emitter current of 70mA, operating temperature range of -65 to 140°C, and max power dissipation of 0.45W. With a package style of cylindrical and isolated case connection, it offers reliable performance in various electronic circuits.
General Semiconductor
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .3 W; Terminal Form: WIRE; JEDEC-95 Code: TO-18;
JANTX2N4948
Motorola
JANTX2N4948 by Motorola is a Unijunction Transistor (UFT) with a single configuration for switching applications. It features a min valley point current of 2 mA and max peak point current of 2 mA. This transistor has a cylindrical package style with a metal body material, making it suitable for various electronic circuit designs.
Central Semiconductor
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .3 W; Terminal Position: BOTTOM; JEDEC-95 Code: TO-18;
2N4947
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .36 W; Maximum Peak Point Current: 2 mA; Minimum Intrinsic Stand-off Ratio: .51;
2N4870
Unijunction Transistors; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .3 W; Qualification: Not Qualified; Package Body Material: PLASTIC/EPOXY;
2N494C
The Onsemi 2N494C is a Unijunction Transistor for switching applications. It has a max emitter current of 70mA, max inter-base voltage of 65V, and max power dissipation of 0.45W. Ideal for low-power switching circuits due to its silicon element material and operating temperature range from -65 °C to 140°C.
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