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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RT1206FRD0749R9L
Yageo
Yageo's RT1206FRD0749R9L is a 49.9 ohm fixed resistor with a temperature coefficient of 25 ppm/°C. It is suitable for surface mount applications and has a max operating temperature of 155 °C.
HIGH PRECISION, LASER TRIMMABLE
Rectangular
e3
SURFACE MOUNT
2
155 Cel
-55 Cel
.55 mm
3.1 mm
SMT
1.6 mm
TR, PAPER, 7 INCH
.25 W
70 Cel
49.9 ohm
FIXED RESISTOR
1206
THIN FILM
25
Matte Tin (Sn) - with Nickel (Ni) barrier
WRAPAROUND
1 %
200 V
RNCF2512BTC49R9
Stackpole Electronics
RNCF2512BTC49R9 by Stackpole Electronics is a 49.9 ohm SMT fixed resistor with 0.1% tolerance and 1W power dissipation. With a temperature coefficient of 50 ppm/°C, it operates b/w -55 to 155 °C, making it ideal for automotive applications meeting AEC-Q200 standards.
6.3 mm
RECTANGULAR PACKAGE
TR, EMBOSSED PLASTIC, 7 INCH
1 W
AEC-Q200
2512
50
.1 %
RNCF2512DKE49R9
RNCF2512DKE49R9 by Stackpole Electronics is a fixed resistor with 49.9 ohm resistance, 0.5% tolerance, and 1W power dissipation. It is ideal for surface mount applications in automotive electronics due to its thin film technology and AEC-Q200 reference standard compliance. Operating temperature ranges from -55°C to 155°C, making it suitable for various environments.
TR, 7 INCH
.5 %
MCR01MRTF49R9
ROHM
ROHM's MCR01MRTF49R9 is a 49.9 ohm fixed resistor with 1% tolerance and 0.063 W power dissipation. It features metal glaze/thick film technology, suitable for surface mount applications in automotive electronics due to its wide operating temperature range of -55 to 155 °C.
Chip
.35 mm
1 mm
.5 mm
.063 W
TS 16949
0402
METAL GLAZE/THICK FILM
100
Tin (Sn) - with Nickel (Ni) barrier
50 V
MCR03ERTF49R9
FIXED RESISTOR; Mounting Type: SURFACE MOUNT; Resistance: 49.9 ohm; Rated Power Dissipation (P): .1 W; Maximum Operating Temperature: 155 Cel; Tolerance: 1 %;
.45 mm
.8 mm
.1 W
0603
MCR01MZPF49R9
ROHM's MCR01MZPF49R9 is a fixed resistor with 49.9 ohm resistance, 1% tolerance, and 0.063 W power dissipation. Ideal for surface mount applications in electronics due to its compact rectangular package and high operating temperature range of -55 to 155 °C.
TR, Paper, 7 Inch
TIN OVER NICKEL
M55342E09B49D9RWS
Vishay Intertechnology
Vishay Intertechnology's M55342E09B49D9RWS is a 49.9 ohm fixed resistor with thin film technology, rated for temperatures from -65 to 150 °C. Ideal for surface mount applications in military and aerospace equipment due to its MIL-PRF-55342 reference standard compliance and 1% tolerance.
NON-INDUCTIVE
e0
150 Cel
-65 Cel
.8382 mm
6.5786 mm
3.1496 mm
Waffle Pack
MIL-PRF-55342
Tin/Lead (Sn60Pb40) - with Nickel (Ni) barrier
MCR10EZHF49R9
ROHM's MCR10EZHF49R9 is a 49.9 ohm fixed resistor with 1% tolerance and 0.125 W power dissipation. It features metal glaze/thick film technology, operates b/w -55 to 155 °C, and has a temperature coefficient of 100 ppm/°C. Ideal for surface mount applications in various electronic circuits requiring precise resistance values.
2 mm
1.25 mm
.125 W
0805
Fixed Resistors
150 V
RC1608F49R9CS
Samsung Electro-mechanics
Samsung Electro-mechanics' RC1608F49R9CS is a fixed resistor with 49.9 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in electronics due to its compact rectangular package and operating voltage of 50 V. With a temperature coefficient of 100 ppm/°C, it can operate b/w -55 °C to 155 °C efficiently.
MFR25SFRF52-49R9
Yageo's MFR25SFRF52-49R9 is a 49.9 ohm fixed resistor with 1% tolerance and 0.25 W power dissipation. It operates b/w -55 to 155 °C, making it suitable for automotive applications meeting AEC-Q200 standard. The metal film technology and tubular package ensure reliable performance in through-hole mounting setups.
Tubular
THROUGH HOLE MOUNT
1.9 mm
3.4 mm
TUBULAR PACKAGE
Axial
TR, 12 INCH
METAL FILM
Matte Tin (Sn)
WIRE
MCR03EZPFX49R9
ROHM's MCR03EZPFX49R9 is a fixed resistor with 49.9 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in electronics due to its compact rectangular package and temperature coefficient of 100 ppm/°C. Operating voltage up to 50 V makes it suitable for various circuit designs.
RN732ATTD49R9B25
Koa Speer Electronics
RN732ATTD49R9B25 by Koa Speer Electronics is a SMT fixed resistor with 49.9 ohm resistance, 0.1% tolerance, and 25 ppm/°C temperature coef. Ideal for applications requiring precise resistance values in compact electronic devices operating b/w -55 to 155 °C.
TR, PUNCHED PAPER, 7 INCH
MATTE TIN OVER NICKEL
PCAN1206E49R9BST5
Vishay Intertechnology's PCAN1206E49R9BST5 is a thin film fixed resistor with 49.9 ohm resistance, 0.1% tolerance, and 2W power dissipation. Ideal for surface mount applications in electronics requiring precise resistance values and high operating temperatures up to 155°C.
FLAME PROOF, PRECISION
.381 mm
3.2 mm
TR
2 W
TIN SILVER COPPER OVER NICKEL
100 V
ERJ1GEF49R9C
Panasonic
Panasonic's ERJ1GEF49R9C is a fixed resistor with 49.9 ohm resistance, 1% tolerance, and 0.05 W power dissipation. Ideal for surface mount applications in electronics, it operates b/w -55 to 125 °C with a temperature coefficient of 200 ppm/°C.
PRECISION
125 Cel
.23 mm
.6 mm
.3 mm
TR, PRESSED, 7 INCH
.05 W
IEC60115-8
0201
200
25 V
RT1206CRD0749R9L
Yageo's RT1206CRD0749R9L is a thin film fixed resistor with 49.9 ohm resistance, 0.25% tolerance, and 0.25W power dissipation. Ideal for surface mount applications in electronics requiring precise resistance values and high operating temperatures up to 155°C.
.25 %
RU73X1E49R9LTDF
TE Connectivity
TE Connectivity's RU73X1E49R9LTDF is a thin film fixed resistor with 49.9 ohm resistance, 0.01% tolerance, and 0.063 W power dissipation. Ideal for surface mount applications in electronics, it operates b/w -55 to 155 °C with a temperature coefficient of 3 ppm/°C.
ULTRA PRECISION
1mm x .5mm x .3mm
3
.01 %
RC0402F49R9CS
Samsung Electro-mechanics' RC0402F49R9CS is a fixed resistor with 49.9 ohm resistance, 1% tolerance, and 300 ppm/°C temperature coefficient. Ideal for surface mount applications in electronics requiring precise resistance values within a wide operating temperature range of -55 to 125 °C.
.13 mm
.4 mm
.2 mm
.0313 W
01005
300
15 V
M55342E09B49A9RWI
Vishay Intertechnology's M55342E09B49A9RWI is a thin film fixed resistor with 49.9 ohm resistance, 0.1% tolerance, and 1W power dissipation. Ideal for surface mount applications in military-grade equipment due to its MIL-PRF-55342 reference standard compliance and operating voltage of 200V.
ESR18EZPF49R9
ROHM's ESR18EZPF49R9 is a chip fixed resistor with 49.9 ohm resistance, 1% tolerance, and 0.33 W power dissipation. Ideal for SMT applications in automotive electronics due to AEC-Q200 standard compliance and operating voltage of 200 V.
.33 W
MFR-50FRE52-49R9
Yageo's MFR-50FRE52-49R9 is a 49.9 ohm fixed resistor with 1% tolerance, suitable for through-hole mounting. With a rated power dissipation of 0.5W and operating voltage of 350V, it operates b/w -55°C to 155°C making it ideal for automotive applications meeting AEC-Q200 standards.
3.3 mm
9 mm
CYLINDRICAL PACKAGE
.5 W
350 V
CRCW060349R9FKECC
Vishay Intertechnology's CRCW060349R9FKECC is a 49.9 ohm fixed resistor with 1% tolerance and 0.1 W power dissipation. Ideal for surface mount applications, it operates b/w -55 to 155 °C and has a temperature coefficient of 100 ppm/°C. Suitable for various electronic circuits requiring precise resistance values in compact spaces.
RATED AC COLTAGE(V): 75
TR, PAPER, 13 INCH
75 V
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