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.
Featured manufacturers
FIXED ATTENUATOR; Mounting Feature: PANEL MOUNT; Maximum Operating Temperature: 55 Cel; Minimum Operating Frequency: 0 MHz; Nominal Attenuation: 40 dB; Maximum Input Power (CW): 33.01 dBm;
Median Price
-
Lifecycle Status
Suppliers In-Stock
0
In-Stock Inventory
< 1k
RF/Microwave Attenuators 8491A-040 attributes and parameters. Explore more RF/Microwave Attenuators devices from Keysight Technologies
Additional Features:
Nominal Attenuation:
Characteristic Impedance:
Construction:
Maximum Input Power (CW):
Mounting Feature:
Maximum Operating Frequency:
Minimum Operating Frequency:
Maximum Operating Temperature:
Minimum Operating Temperature:
RF or Microwave Device Type:
Maximum Voltage Standing Wave Ratio:
Keysight is your innovation partner, delivering market-leading design, emulation, and test environments that help you develop and deploy faster, with less risk, throughout the product life cycle. Push the boundaries of engineering and deliver the best product experiences with our fusion of technologies, measurement expertise, and tailored solutions built from a foundation of co-innovation with industry ecosystem leaders. Gather insights sooner to build and go to market with confidence.
LM7805CT
Fairchild Semiconductor
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 %;
BSS138
Diodes Incorporated
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Minimum DS Breakdown Voltage: 50 V; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
CRGCQ0805F10R
TE Connectivity
TE Connectivity's CRGCQ0805F10R is a 10 ohm fixed resistor with 1% tolerance and 400 ppm/°C temperature coefficient. It is a surface mount thick film resistor in an 0805 package, suitable for applications requiring precise resistance values in compact electronic circuits.
IRLML6402TRPBF
Infineon Technologies
IRLML6402TRPBF by Infineon is a P-CHANNEL FET for SWITCHING applications. It features a 20V DS Breakdown Voltage, 22A IDM, and 0.065 ohm RDS(on). With a small outline package and matte tin finish, it operates in temperatures from -55 to 150 °C.
LM107H
General Electric Solid State
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Minimum Voltage Gain: 25000;
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.
STM32H753IIT6
STMicroelectronics
STM32H753IIT6 by STMicroelectronics is a 32-bit microcontroller with 176 terminals, operating at up to 48 MHz. It features 20-Ch 16-Bit ADCs and 2-Ch 12-Bit DACs, suitable for industrial applications requiring high-speed data processing and connectivity via CAN, ETHERNET, USB, and more.
BAV99
Jiangsu Changjiang Electronics Technology
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): .715 V; Maximum Operating Temperature: 150 Cel; Maximum Reverse Recovery Time: .006 us; Maximum Output Current: .2 A;
SMBJ18CA
Sensitron Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ABS25-32.768KHZ-T
Abracon
Abracon's ABS25-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 50000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency, such as IoT devices and precision timing systems in industrial settings.
1N4148
Capar Components
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Forward Voltage (VF): 1 V; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Output Current: .15 A;
CRGCQ0805F10K
TE Connectivity's CRGCQ0805F10K is a 10000 ohm fixed resistor with 1% tolerance. It operates b/w -55 to 155 °C and has a power dissipation of 0.125 W. Ideal for surface mount applications in automotive electronics due to AEC-Q200 standard compliance.
SS495ASP
Micro Switch
The Micro Switch SS495ASP is an analog circuit IC with a supply voltage range of 4.5V to 10.5V, suitable for automotive applications. Its package body material is plastic/epoxy, and it has a rectangular shape with three terminals. Operating temperature ranges from -40°C to 125°C, making it ideal for various automotive sensor and control systems.
LM317TG
Onsemi
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Minimum Input-Output Voltage Differential: 3 V; Qualification Status: Not Qualified; No. of Functions: 1;
PIC18F4550-I/ML
Microchip Technology
The Microchip Technology PIC18F4550-I/ML is an 8-bit microcontroller with a max clock frequency of 48 MHz. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it ideal for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this chip offers efficient performance in compact designs.
2N2222A
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
ROHM
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR1560CT
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Operating Temperature: 150 Cel; Maximum Repetitive Peak Reverse Voltage: 60 V; Technology: SCHOTTKY; Maximum Non Repetitive Peak Forward Current: 150 A;
1N4148WS
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
M39029/58-360
Molex
CONNECTOR ACCESSORY; Alternate Contact Sources: MILITARY; Removal Tool Sources: MILITARY; Material: COPPER ALLOY; National Stock Number (NSN): 5999004733551; Mating Contacts: M39029/56-348, M39029/57-354;
HMC541LP3
Analog Devices
Analog Devices' HMC541LP3 is a RF/Microwave Attenuator with 10 dB Nominal Attenuation, 26.99 dBm Max Input Power, and 2.3 dB Max Insertion Loss. It operates from -40 to 85°C and has a frequency range of 0-5000 MHz. Ideal for variable attenuation in RF/microwave circuits with a characteristic impedance of 50 ohms.
HMC941LP4E
Analog Devices' HMC941LP4E is a RF/Microwave Attenuator with 15.5 dB Nominal Attenuation, 26.99 dBm Max Input Power (CW), and 6.5 dB Max Insertion Loss. It is a GAAS technology-based VARIABLE ATTENUATOR suitable for applications requiring precise signal attenuation in the frequency range of 100 MHz to 33 GHz.
EXB24AT1AR3X
Panasonic
Panasonic's EXB24AT1AR3X is a 1dB fixed attenuator with max input power of 16.02 dBm and VSWR of 1.3, ideal for RF/Microwave applications. Operating from -55°C to 125°C, it has a frequency range of 0-3000 MHz and impedance of 50 ohms, making it suitable for various communication systems.
MAAD-011021-TR0500
M/a-com Technology Solutions
MAAD-011021-TR0500 by M/a-com Technology Solutions is a 50 ohm RF attenuator with 31.5 dB nominal attenuation and 35 dBm max input power. It operates from 0 to 30 GHz, making it ideal for RF/microwave applications requiring precise signal control in temperatures ranging from -40°C to 85°C.
5401
Smiths Group Plc
FIXED ATTENUATOR; Minimum Operating Frequency: 0 MHz; Additional Features: I/P POWER-MAX(PEAK)=200W; Maximum Voltage Standing Wave Ratio: 1.35; Maximum Operating Temperature: 150 Cel; Minimum Operating Temperature: -55 Cel;
HMC424ALP3ETR
HMC424ALP3ETR by Analog Devices is a RF/Microwave Attenuator with 31.5 dB Nominal Attenuation, 1.58 Max VSWR, and -40 to 85 °C Operating Temperature range. Ideal for applications requiring precise signal attenuation in the frequency range of 100 MHz to 13 GHz.
59-3-32
Api Technologies
FIXED ATTENUATOR; Mounting Feature: PANEL MOUNT; Screening Level: MIL-C-39012; MIL-DTL-3933; Characteristic Impedance: 50 ohm; JESD-609 Code: e4; Maximum Input Power (CW): 50 dBm;
HMC346LC3BTR
Analog Devices' HMC346LC3BTR is a GaAs technology-based variable attenuator with 12 terminals. It operates b/w -40 °C to 85°C, ideal for RF/microwave applications. The ceramic package and surface mount feature make it suitable for various communication systems.
87-5
FIXED ATTENUATOR; Nominal Attenuation: 5 dB; Minimum Operating Frequency: 0 MHz; Maximum Voltage Standing Wave Ratio: 1.25; Characteristic Impedance: 50 ohm; Maximum Operating Frequency: 32000 MHz;
HMC653LP2E
Analog Devices' HMC653LP2E is a RF/Microwave Attenuator with 3dB Nominal Attenuation, 26.02 dBm Max Input Power (CW), and operates from 0 to 25000 MHz. It is a fixed attenuator suitable for applications requiring precise signal attenuation in the frequency range of DC to 25 GHz.
4782-3
Lockheed Martin Microwave
Lockheed Martin Microwave's 4782-3 is a fixed attenuator module with max input power of 33.01 dBm and VSWR of 1.5, operating from 0-18000 MHz. Ideal for RF applications requiring precise signal attenuation in high-power environments.
24-3-37
FIXED ATTENUATOR; Maximum Operating Frequency: 8500 MHz; JESD-609 Code: e4; Minimum Operating Temperature: -55 Cel; Nominal Attenuation: 3 dB; Construction: COAXIAL;
HMC802LP3ETR
Analog Devices' HMC802LP3ETR is a GaAs technology RF attenuator with 16 terminals, operating b/w -40 °C to 85°C. It has a power supply of 5V and is a variable attenuator for RF/microwave applications. The package body material is plastic/epoxy, featuring surface mounting.
40-10-23
Aeroflex/weinschel
FIXED ATTENUATOR; Mounting Feature: PANEL MOUNT; Screening Level: MIL-C-39012; MIL-DTL-3933; Maximum Voltage Standing Wave Ratio: 1.1; Maximum Operating Frequency: 1500 MHz; Maximum Operating Temperature: 125 Cel;
HMC472ALP4E
Hittite Microwave
VARIABLE ATTENUATOR; Mounting Feature: SURFACE MOUNT; No. of Terminals: 24; Package Body Material: PLASTIC/EPOXY; Technology: GAAS; Minimum Operating Frequency: 0 MHz;
4102-12
FIXED ATTENUATOR; Construction: COAXIAL; Minimum Operating Frequency: 0 MHz; Terminal Finish: GOLD; Nominal Attenuation: 2 dB; Minimum Operating Temperature: -55 Cel;
HMC305SLP4E
Analog Devices' HMC305SLP4E is a RF/Microwave Attenuator with 15.5 dB Nominal Attenuation, 2.5 dB Max Insertion Loss, and 26.02 dBm Max Input Power (CW). It operates b/w 400 MHz to 7 GHz, making it ideal for applications requiring precise signal attenuation in high-frequency environments.
45-3-43
FIXED ATTENUATOR; Terminal Finish: Gold (Au); Maximum Input Power (CW): 56.99 dBm; Maximum Operating Frequency: 1500 MHz; Minimum Operating Temperature: -55 Cel; Maximum Voltage Standing Wave Ratio: 1.1;
55-3
FIXED ATTENUATOR; Terminal Finish: Gold (Au); JESD-609 Code: e4; Minimum Operating Frequency: 0 MHz; Additional Features: TNC-F; TNC-M, I/P POWER-MAX(PEAK)=1000W; Characteristic Impedance: 50 ohm;
3007-2
VARIABLE ATTENUATOR; Maximum Operating Temperature: 65 Cel; Nominal Attenuation: 2 dB; Characteristic Impedance: 50 ohm; Minimum Operating Frequency: 0 MHz; Minimum Operating Temperature: -40 Cel;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
Keysight Technologies
Supply Digital Components
1+ parts
$106.00
100+ parts
$54.25
1k+ parts
$11.90
10k+ parts
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved