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): 40 MHz; Transistor Element Material: SILICON; Maximum Collector-Emitter Voltage: 60 V;
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$0.070
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$0.049
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$0.041
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$1.050
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Anansix
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Bristol 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 Central Semiconductor
Maximum Collector-Base Capacitance:
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:
Package Body Material:
Package Shape:
Package Style (Meter):
Polarity or Channel Type:
Qualification:
Sub-Category:
Surface Mount:
Terminal Finish:
Terminal Form:
Terminal Position:
Transistor Element Material:
Nominal Transition Frequency (fT):
Maximum VCEsat:
PN4249 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.
SS14
Continental Device India
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SMBJ18CA
Weitron Technology
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N5819HW-7-F
Diodes Incorporated
1N5819HW-7-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 1A output current, and 0.75V forward voltage. It's a surface mount device in a small outline package ideal for efficiency applications at temperatures ranging from -65 to 125°C.
06035C104KAT2A
KYOCERA AVX
06035C104KAT2A by KYOCERA AVX is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for SMT applications requiring compact size and reliable performance in various electronic circuits.
1N4148
New Jersey Semiconductor Products
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
DS18B20Z/T&R
Maxim Integrated
DS18B20Z/T&R by Maxim Integrated is a 12-bit digital temperature sensor with a max supply voltage of 5.5V and an accuracy of 0.50°C. It features a 1-Wire interface, operates b/w -55°C to 125°C, and is ideal for applications requiring precise temperature monitoring in compact spaces.
2N7002
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Time At Peak Reflow Temperature (s): 40; Minimum DS Breakdown Voltage: 60 V;
BAV99
Sensitron Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM555CN
Harris Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
M39029/58-360
Conesys
CONNECTOR ACCESSORY; MIL Conformity: YES; Mating Contacts: M39029/57-354; Terminal Type: CRIMP; DIN Conformity: NO; MIL-Connector Accessory Name: CONTACT;
FDLL4148
Onsemi
FDLL4148 by Onsemi is a single rectifier diode with a max reverse recovery time of 0.004 us. With a max forward voltage of 1V and output current of 0.2A, it is ideal for applications requiring fast switching speeds in electronic circuits. The diode's glass package body material and isolated case connection make it suitable for surface mount designs operating at temperatures up to 175°C.
MBRA160T3G
MBRA160T3G by Onsemi is a Schottky rectifier diode with a max output current of 1A and forward voltage of 0.51V. It operates b/w -55 to 150°C, has a reverse test voltage of 60V, and is ideal for power applications due to its high efficiency and small outline package style.
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS123,215
NXP Semiconductors
NXP Semiconductors' BSS123,215 is a N-CHANNEL FET for SWITCHING applications. Features include 100V DS Breakdown Voltage, 0.17A Drain Current, and 6 ohm On Resistance. With GULL WING terminals and ENHANCEMENT MODE operation, it's ideal for small outline packages in various electronic devices.
LM555CMX
Texas Instruments
LM555CMX by Texas Instruments is an Analog Waveform Generation IC with 8 terminals. It operates at a nominal voltage of 5V and supports power supplies ranging from 5V to 15V. This versatile IC, housed in a small outline package, is commonly used for pulse and rectangular waveform generation in commercial temperature environments.
Pulse Electronics
1N4148WT
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358N
Silicon Group
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
BAV99-7-F
Multicomp Pro
BC817-40
Weitronic Enterprise
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .5 A;
BC846B
Itt 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;
NPN; Configuration: SINGLE; Surface Mount: YES; Maximum Collector Current (IC): .1 A; No. of Elements: 1; Transistor Element Material: SILICON;
SMMBT5401LT1G
SMMBT5401LT1G by Onsemi is a PNP BJT with 3 terminals, max. power dissipation of 0.3W, and max. collector-emitter voltage of 150V. Ideal for small outline packages, it operates at up to 150°C and has a nominal transition frequency of 100MHz, making it suitable for high-speed applications in automotive electronics.
2N3904
Surge Components
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; Transistor Application: SWITCHING;
Samsung
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .8 A; Terminal Position: DUAL;
2N2905A
Vishay Intertechnology
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 200 MHz; Terminal Position: BOTTOM; No. of Elements: 1;
BC817-40QAZ
Nexperia
Small Signal Bipolar Transistors; Terminal Finish: TIN; Moisture Sensitivity Level (MSL): 1; Peak Reflow Temperature (C): 260; JESD-609 Code: e3; Maximum Time At Peak Reflow Temperature (s): 30;
2N2219A
Semitronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .8 W; Maximum Collector Current (IC): .8 A;
MMBT2222ALT1G
Rochester Electronics
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .3 W; Maximum Collector Current (IC): .6 A;
2N2222A
Microsemi
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum DC Current Gain (hFE): 30; No. of Elements: 1;
BC847C
Rectron
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 100 MHz; Maximum Collector Current (IC): .1 A; Peak Reflow Temperature (C): 260;
MMBT2222A
Jiangsu Changjiang Electronics Technology
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .25 W; Maximum Collector Current (IC): .6 A;
2N3906
Space Power Electronics
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .35 W; Maximum Collector Current (IC): .2 A;
PNP; Configuration: SINGLE; Nominal Transition Frequency (fT): 250 MHz; No. of Elements: 1; JESD-609 Code: e0; Transistor Element Material: SILICON;
MMBT3906
Secos
PNP; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .2 A; Transistor Application: SWITCHING;
2N3904TFR
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .2 A; No. of Elements: 1;
BC817-25
Philips Semiconductors
NPN; Configuration: SINGLE; Surface Mount: YES; Peak Reflow Temperature (C): 260; Maximum Operating Temperature: 150 Cel; No. of Elements: 1;
BC846BDW1T1G
BC846BDW1T1G by Onsemi is a NPN BJT with 2 elements, ideal for amplifier applications. It has a max collector-emitter voltage of 65V, DC current gain of 200, and operates up to 150°C. This small outline transistor in gull wing package offers high performance in compact designs.
MMBT3904
NPN; Configuration: SINGLE; Surface Mount: YES; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .2 W; Maximum Collector Current (IC): .2 A;
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PN4249
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;
Crimson Semiconductor
PNP; Configuration: SINGLE; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector-Emitter Voltage: 60 V; Transistor Element Material: SILICON; No. of Elements: 1;
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .1 A;
Fairchild Semiconductor
PNP; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): .6 W; Maximum Collector Current (IC): .5 A; Terminal Position: BOTTOM;
National Semiconductor
Nte Electronics
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/D11Z
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector Current (IC): .1 A; Terminal Position: BOTTOM;
PN4248
PN4249TRB
Central Semiconductor
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Package Style (Meter): CYLINDRICAL; Qualification: Not Qualified;
PN4249TRG
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Additional Features: LOW NOISE; Terminal Position: BOTTOM;
PN4249/D26Z
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Maximum Collector Current (IC): .1 A; Package Shape: ROUND;
PN4249APP
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Terminal Form: THROUGH-HOLE; No. of Elements: 1;
PN4249APMLEADFREE
PNP; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 40 MHz; Qualification: Not Qualified; JESD-609 Code: e3;
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