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
Wurth Elektronik 7447709470 is a shielded, dual-ended fixed inductor with 47uH nominal inductance. Ideal for power applications, it has a max rated current of 3.8A and operates b/w -40 to 125°C. Its compact SMT package measures 12x12x10mm and complies with AEC-Q200 standards.
Median Price
$2.180
Lifecycle Status
Suppliers In-Stock
30
In-Stock Inventory
1k+
Bürklin Elektronik
1+ parts
100+ parts
$1.920
1k+ parts
$1.630
10k+ parts
-
Mouser Electronics
$2.560
$2.060
$1.480
Newark
$2.970
$2.470
$2.030
Element14
$3.760
$3.020
$2.540
$2.130
DigiKey
$1.539
$1.408
Farnell
$1.740
$1.650
RS (Exports)
$1.792
Distrelec
Nova Conductors
$1.770
K-1 Technologies
Chip Stock
VNN
ACDS - Activité Composants Distribution Service
Vyrian
Bristol Electronics
Inventory MP
LIBRA Elektronik GmbH
Lantek
Halfin
J2 Sourcing AB
J & M Industries LLC
Sensible Micro Corp
Prism Electronics
Pegasus Components GmbH
Tectiva GmbH
Speed Components Ltd
Electronics Depot
ComSIT Distribution GmbH
Elcom Components
PC Components Company LLC
Corohmni
$0.298
Advanced Electronics
$0.347
$0.330
Aztec Data Supply Inc.
$0.798
Semicontronic
$1.443
$1.436
Argo Parts USA
$1.620
Aranea Global
$1.735
$1.665
Authorized Procurement Solutions
Perfect Parts
Kepictronics
Continental Prestige Electronics
$1.680
$1.390
Lucentia Tech
$0.338
$0.313
Infinite Electronics LLP (Excess)
Futuretech Components
Cyclops Electronics Ltd (Excess)
Speed Components Ltd (Excess)
GreenTree Electronics
Allows for easy and secure mounting on PCBs, saving space and making assembly more efficient.
Provides protection against electromagnetic interference, ensuring reliable performance in various applications.
Offers flexibility in circuit design and installation, allowing for different connection options.
Ideal for power applications where a medium level of inductance is required.
Suitable for applications with higher currents, ensuring stable performance under load.
Provides good magnetic properties and high efficiency in energy storage, making it a reliable choice for inductor applications.
Fixed Inductors 7447709470 attributes and parameters. Explore more Fixed Inductors devices from Wurth Elektronik
Inductor Type:
Inductor Application:
Nominal Inductance:
Maximum Rated Current:
DC Resistance:
Tolerance:
No. of Functions:
Self Resonance Frequency:
Test Frequency:
Package Shape:
Case or Size Code:
Shielded:
Construction:
Core Material:
Surface Mounted:
Minimum Operating Temperature:
Maximum Operating Temperature:
Terminal Position:
Terminal Shape:
Terminal Finish:
No. of Terminals:
Package Style:
Package Length:
Package Height:
Package Width:
Packing Method:
JESD-609 Code:
Reference Standard:
7447709470 Inductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8504.50.80.00
SB
8504.50.00.00
Würth Elektronik is one of the most successful companies within the Würth Group. The Würth Elektronik Group is the preferred partner of many developers and manufacturers from a wide range of industries. With its electronic and electromechanical components, printed circuit boards, and intelligent power and control systems, Würth Elektronik stands for innovative solutions, top quality, and outstanding service that goes far beyond the ordinary – in line with our motto: “more than you expect!”.
2N7002
Kec
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR; Transistor Application: SWITCHING; Package Body Material: PLASTIC/EPOXY;
LM358M
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
BAV99
Secos
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
FDV303N
Fairchild Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Transistor Application: SWITCHING; JESD-609 Code: e3;
LM107H
General Electric Solid State
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Minimum Voltage Gain: 25000;
SS14
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
FDN306P
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Maximum Drain Current (Abs) (ID): 2.6 A; Operating Mode: ENHANCEMENT MODE;
1N4148WS
Multicomp Pro
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Wuxi Xuyang Electronic
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Weitronic Enterprise
SMBJ18CA
World Products
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WT
Bytesonic Electronics
STM8S003F3P6TR
STMicroelectronics
STM8S003F3P6TR by STMicroelectronics is an 8-bit microcontroller with a max clock frequency of 16 MHz. It features 1024 RAM bytes, 128 data EEPROM size, and 5-ch 10-bit ADC channels. Ideal for industrial applications requiring low power mode and connectivity via I2C, SPI, and UART interfaces.
BSS138
Weitron Technology
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .225 W; Terminal Form: GULL WING; Terminal Position: DUAL;
MMBT3906LT1G
Onsemi
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
M39029/58-360
Itt Cannon
CONNECTOR ACCESSORY; Alternate Contacts: 030-2042-000; DIN Conformity: NO; Contact Gender: MALE; Terminal Type: WIRE; MIL-Connector Accessory Name: CONTACT;
STM32H743XIH6
STM32H743XIH6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, 36-Ch 16-Bit ADC, and 2-Ch 12-Bit DAC. It operates at up to 48 MHz, has 1085440 bytes of RAM, and offers connectivity options like CAN, I2C, USB. Ideal for industrial applications requiring high-performance processing and extensive peripheral support.
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;
Taiwan Semiconductor
RECTIFIER DIODE; Surface Mount: NO; Peak Reflow Temperature (C): 260; Maximum Operating Temperature: 175 Cel; JESD-609 Code: e3; No. of Elements: 1;
Vishay Intertechnology
Vishay Intertechnology's BSS138 is a N-CHANNEL FET with SINGLE configuration and ENHANCEMENT MODE operation. It features 0.35W power dissipation, METAL-OXIDE SEMICONDUCTOR tech, and 150°C max temp. Ideal for surface mount applications in various electronic circuits requiring efficient power management.
MLZ2012N1R0LT000
TDK
MLZ2012N1R0LT000 by TDK is a shielded, surface mount fixed inductor with 1uH nominal inductance and 1.15A max rated current. Ideal for general purpose applications, it operates b/w -55 to 125°C and features a compact 0805 size package suitable for various electronic devices.
33421
Hirel Systems
GENERAL PURPOSE INDUCTOR; No. of Terminals: 2; Shielded: NO; Surface Mount: NO; Nominal Inductance (L): 152 uH; Terminal Shape: WIRE;
MLZ2012N100LT000
MLZ2012N100LT000 by TDK is a 0805 fixed inductor with 10uH nominal inductance, 0.3 ohm DC resistance, and 20% tolerance. It is a general purpose inductor suitable for various applications requiring a max rated current of 0.5A and operating temperatures ranging from -55 to 125 °C.
NR6045T100M
Taiyo Yuden
NR6045T100M by Taiyo Yuden is a shielded, surface mount fixed inductor with 10uH nominal inductance. It has a max rated current of 2.5A and operates b/w -25 to 120°C. Ideal for power applications, this general purpose inductor features a self-resonance frequency of 12MHz and DC resistance of 0.0611 ohm.
DR125-4R7-R
Coiltronics
GENERAL PURPOSE INDUCTOR; Inductor Application: POWER INDUCTOR; No. of Terminals: 2; Package Style (Meter): SMT; Shielded: YES; Surface Mount: YES;
LQH32MN3R3K23L
Murata Manufacturing
LQH32MN3R3K23L by Murata is a 3.3uH fixed inductor with dual-ended terminals, suitable for RF applications. Featuring a max operating temperature of 85°C and a DC resistance of 1 ohm, this general-purpose inductor has a self-resonance frequency of 38 MHz. Its compact size (1210 case) and high quality factor make it ideal for surface mount designs requiring reliable performance.
SRN6045-100M
Bourns
Bourns SRN6045-100M is a shielded, surface mount inductor with 10uH nominal inductance and 2.5A max rated current. Ideal for power applications, it operates b/w -40 to 125°C with a self-resonance frequency of 15MHz.
IHLP3232DZERR33M01
Vishay Intertechnology's IHLP3232DZERR33M01 is a shielded fixed inductor with 0.33uH nominal inductance, 29.5A max current, and 97MHz self-resonance freq. Ideal for DC-DC converters, it operates b/w -55°C to 125°C and features dual-ended terminals in a compact 8.18x8.18mm SMT package.
5611
The Bourns 5611 is a fixed inductor with 10uH nominal inductance, suitable for RF applications. It features radial terminal placement, 2.083mm lead diameter, and 24.1mm lead spacing. With a max rated current of 17A and operating temperature range from -55°C to 105°C, it is a general-purpose inductor ideal for various electronic circuits.
MLZ2012N100LTD25
MLZ2012N100LTD25 by TDK is an 0805 fixed inductor with 10uH nominal inductance, 0.3 ohm DC resistance, and 0.5A max rated current. Ideal for general purpose applications, this shielded SMT inductor operates b/w -55 to 125 °C and is AEC-Q200 compliant.
LQH32PN2R2NN0L
LQH32PN2R2NN0L by Murata is a shielded, surface mount inductor with 2.2uH nominal inductance and 1.6A max rated current. Ideal for RF applications, it features a self-resonance frequency of 70MHz and operates b/w -40°C to 125°C.
LQP03TN9N1J02D
Murata Manufacturing's LQP03TN9N1J02D is a chip inductor with 0.0091 uH nominal inductance, 3300 MHz self-resonance frequency, and 125 °C max operating temp. Ideal for RF applications due to its small size (0201) and high quality factor of 14 at L-nom.
46104C
46104C by Murata Manufacturing is a shielded, surface mount fixed inductor with 100uH nominal inductance. It has a max rated current of 0.86A and operates b/w -40 to 125°C. Ideal for power applications due to its general purpose design and compact rectangular package.
XAL6060-223MEC
Coilcraft
Coilcraft XAL6060-223MEC is a shielded, surface mount inductor with 22uH nominal inductance and 5A max rated current. Ideal for power applications, it has dual-ended terminals, operates b/w -40 to 125°C, and features composite core material.
3613C101K
TE Connectivity
TE Connectivity's 3613C101K is a surface mount chip inductor with a nominal inductance of 100 uH. It has a max rated current of 0.11 A and operates at temperatures ranging from -30 to 100 °C. This general purpose inductor is commonly used in RF applications.
PE-53113NL
Pulse Electronics
PE-53113NL by Pulse Electronics is a dual-ended fixed inductor with 130uH nominal inductance, 0.1 ohm DC resistance, and 20% tolerance. It is a general-purpose inductor suitable for applications requiring a rectangular package shape and operating temperatures ranging from -40 to 130 °C.
7447709680
Wuerth Elektronik & Kg
7447709680 by Wurth Elektronik is a surface mount, shielded fixed inductor with a nominal inductance of 68 uH. It is a general purpose inductor suitable for power applications, with a max rated current of 3.2 A and an operating temperature range from -40 to 125 °C.
B82472-G4104-M
The TDK B82472-G4104-M is a shielded, surface mount fixed inductor with 100uH nominal inductance. It operates b/w -55 to 125 °C and has a max rated current of 0.56A. Ideal for power applications, this general purpose inductor features dual-ended terminals and ferrite core material.
32860
GENERAL PURPOSE INDUCTOR; No. of Terminals: 2; Shielded: NO; Surface Mount: NO; Terminal Placement: RADIAL; Maximum Rated Current: 56.3 A;
CBC3225T100MR
Taiyo Yuden's CBC3225T100MR is a fixed inductor with 10uH nominal inductance, 0.9A max rated current, and 105°C max operating temp. Ideal for power applications, this SMT component features dual-ended terminals and ferrite core material.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
7447709220
Wurth Elektronik
Wurth Elektronik 7447709220 is a shielded fixed inductor with 22uH nominal inductance, 5.3A max current, and 10MHz self-resonance freq. Ideal for power applications, it has dual-ended terminals and operates b/w -40 to 125°C.
7447709330
744772100
GENERAL PURPOSE INDUCTOR; Inductor Application: FILTER CHOKE; No. of Terminals: 2; Package Style (Meter): Radial; Shielded: NO; Surface Mount: NO;
7447709101
Wurth Elektronik 7447709101 is a shielded, dual-ended SMT inductor with 100uH nominal inductance. Ideal for power applications, it has a max rated current of 2.5A and operates b/w -40 to 125°C.
74479775210A
Wurth Elektronik's 74479775210A is an 0805 SMT fixed inductor with 1uH nominal inductance, suitable for power applications. It has a max rated current of 1.3A, DC resistance of 0.1375 ohm, and operates b/w -40 to 125°C.
7447714220
Wurth Elektronik 7447714220 is a shielded fixed inductor with 22uH nominal inductance, suitable for power applications. It has a max rated current of 3A and operates b/w -40 to 150°C. The dual-ended terminal placement and wraparound shape make it ideal for general purpose use in SMT packages.
744773047
Wurth Elektronik 744773047 is a SMT fixed inductor with 4.7uH nominal inductance, 1.82A max current, and -40 to 125°C operating temp range. Ideal for power applications due to its nickel-zinc ferrite core material and rectangular package design.
74479777310A
Wurth Elektronik 74479777310A is an 0805 SMT fixed inductor with 10uH nominal inductance, 0.9A max current, and -40 to 125°C operating temp. Ideal for power applications due to its shielded construction and dual-ended terminals.
744770122
74479887310A
7447714101
Wurth Elektronik 7447714101 is a shielded, dual-ended power inductor with 100uH nominal inductance. It has a max rated current of 1.5A and operates b/w -40 to 150°C. Ideal for general purpose applications requiring high inductance and low DC resistance.
7447709150
Wurth Elektronik 7447709150 is a shielded fixed inductor with 15uH nominal inductance, 6.5A max current, and 17MHz self-resonance freq. Ideal for power applications due to its rectangular shape, SMT package style, and AEC-Q200 reference standard compliance.
744777910
Wurth Elektronik 744777910 is a SMT fixed inductor with 10uH nominal inductance, 2A max current, and 125°C max operating temp. Ideal for power applications, it features dual-ended terminals, ferrite core material, and AEC-Q200 reference standard compliance.
7447714330
Wurth Elektronik 7447714330 is a shielded, dual-ended power inductor with 33uH nominal inductance. It has a max rated current of 2.5A and operates b/w -40 to 150°C. Ideal for general purpose applications requiring high-frequency performance and compact size.
74477710
Wurth Elektronik 74477710 is a shielded, dual-ended SMT inductor with 10uH nominal inductance and 2A max current. Ideal for power applications, it has a self-resonance frequency of 26MHz and operates b/w -40°C to 125°C.
74479777310
744770147
Wurth Elektronik 744770147 is a shielded SMT inductor with 47uH nominal inductance, suitable for power applications. It has a max rated current of 3A, operating temperature range from -40 to 125°C, and self-resonance frequency of 7.9MHz.
7447709100
7447709002
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved