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
NCT7290MNTXG by Onsemi is a 12-bit temperature sensor with a max supply voltage of 3.6V and accuracy of 3.5 °C. It is ideal for applications requiring precise temperature monitoring in a compact square package, suitable for surface mount installations.
Median Price
-
Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
1k+
Chip Stock
1+ parts
100+ parts
1k+ parts
10k+ parts
Vyrian
Digiode
AZTECH Wire
$9.080
QUARKTWIN TECHNOLOGY LTD
Problanco Electronics
TANS Electronics
Kulean Microsystems
SupplyDigital Components
UHIMA Technologies
Microchip USA
Corohmni
Corphita
A higher maximum supply voltage allows for more flexibility in the power source options, making this product suitable for a variety of applications.
With a higher number of bits, this temperature sensor can offer more precise and accurate temperature readings, making it a reliable choice for temperature measurement.
The compact body width of 8 inches allows for easy integration and installation in various devices or systems, making it a versatile option for temperature sensing.
This sensor offers multiple output options including switch, digital output, and serial communication, providing versatility in connecting with different types of systems.
The low body height of 0.9 mm enables this sensor to be used in applications where space is limited, making it a practical choice for compact designs.
The square package shape or style of this sensor provides a stable and secure mounting option, ensuring reliable performance in various environments.
The low minimum supply voltage requirement of 3 V helps in minimizing power consumption, making this sensor energy-efficient and cost-effective to operate.
With a high maximum operating temperature of 125 °C, this sensor can withstand higher temperature conditions, expanding its range of applications.
The wide operating temperature range starting from -55 °C ensures this sensor can be used in both extreme cold and hot environments, enhancing its versatility.
The low maximum operating current of 5 mA helps in reducing power consumption and heat generation, making this sensor suitable for battery-powered devices or applications with strict power constraints.
With a high maximum accuracy of 3.5 °C, this sensor provides precise temperature readings, making it reliable for applications where accuracy is critical.
The compact body length or diameter of 8 mm allows for easy installation and integration in various systems or devices, making this sensor a practical choice for temperature measurement.
The solder termination type ensures secure connections and reliable performance, making this sensor suitable for applications where stability and durability are important.
The 4-wire interface type provides a stable and robust communication link, ensuring accurate data transmission between the sensor and the connected system.
The surface mounting feature allows for easy and secure installation on PCBs or other surfaces, making this sensor suitable for compact and space-constrained designs.
Temperature Sensors NCT7290MNTXG attributes and parameters. Explore more Temperature Sensors devices from Onsemi
Maximum Accuracy (Cel):
Body Width:
Body Height:
Body Length/Diameter:
Mounting Feature:
No. of Bits:
Maximum Operating Current:
Maximum Operating Temperature:
Minimum Operating Temperature:
Output Interface Type:
Package Shape or Style:
Sensors or Transducers Type:
Maximum Supply Voltage:
Minimum Supply Voltage:
Termination Type:
PCN Obsolescence/ EOL - EOL 18/Oct/2016
Established in 1999, Onsemi is a leading global provider of power and image-sensing technologies. They are dedicated to building a better future for the automotive, industrial, cloud, medical, and IoT markets. Onsemi's core technologies include analog, digital, and mixed-signal products that offer innovative solutions for advanced automotive systems; highly reliable power management products for industrial applications; low-cost imaging solutions for medical equipment and consumer electronics; and robust communication architectures for the Internet of Things (IoT).
President, CEO
Hassane El-Khoury
Executive VP, CFO, Treasurer
Thad Trent
Senior VP
Ross F. Jatou
Aizu Fab
Fabrication
Fab Initiation
1995
Japan
Aizu Wakamatsu
Wafer Capacity
52,000
Si/EPI Fab
2018
Czech Republic
Rožnov pod Radhoštěm
10,000
Expansion Phase 1 for SiC / EPI
2019
14,500
Expansion Phase 2 for SiC / EPI
2024
SiC Fab
2022
USA
Hudson
Bucheon
2013
South Korea
61,000
ISMF - Malaysia
1990
Malaysia
Seremban
95,000
Roznov Device Fab
1987
80,000
Fab 10
2002
East Fishkill
15,000
Burlington
1986
Canada
Gresham
1998
45,000
Bucheon 150mm
2000
50,000
Rochester
1983
Nampa
Pennsylvania
1997
Mountain Top
36,000
SMBJ18CA
Rectron
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358N
Fairchild Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
SS14
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; 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;
LM358M
Texas Instruments
LM358M by Texas Instruments is an Operational Amplifier with 2 functions, featuring a max input offset voltage of 9000 uV and a nominal voltage of 5 V. It is commonly used in applications requiring high common mode rejection ratio and low bias current, such as sensor interfaces and signal conditioning circuits.
BAV99-7-F
Diodes Incorporated
Diodes Inc. BAV99-7-F is a series-connected, center tap diode with 2 elements in a small outline package. It has a max reverse recovery time of 0.004 us and can handle up to 0.3A output current. Ideal for rectification applications requiring fast switching and low reverse current requirements.
2N7002
Vishay Siliconix
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Elements: 1; Terminal Form: GULL WING; Qualification: Not Qualified;
261
New England Microwave
Other Interface ICs; No. of Terminals: 14; Package Equivalence Code: FL14(UNSPEC); Power Supplies (V): +-5,-15; Package Body Material: PLASTIC/EPOXY; Surface Mount: YES;
BSS138-TP
Micro Commercial Components
BSS138-TP by Micro Commercial Components is a N-channel small signal FET with a min DS breakdown voltage of 50V and max drain current of 0.22A. It is commonly used in applications requiring enhancement mode operation, such as power management and switching circuits.
CRG0805F10R
Tyco Electronics Components
FIXED RESISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 125 Cel; Tolerance: 1 %;
L7805CV
STMicroelectronics
L7805CV by STMicroelectronics is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1.5A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring stable voltage regulation in electronic circuits.
2N2222A
Onsemi
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
USB2514BI-AEZG
Standard Microsystems
BUS CONTROLLER, UNIVERSAL SERIAL BUS; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 36; Package Code: HVQCCN; Package Shape: SQUARE;
Db Lectro
LM107H
Linear Technology
LM107H by Linear Technology is an Operational Amplifier with a max input offset voltage of 3000uV, common mode reject ratio of 96dB, and min voltage gain of 50000. It is used in military applications due to its MILITARY temperature grade and BIPOLAR technology for precise signal processing in harsh environments.
EEAGA1H4R7
Panasonic
Panasonic EEAGA1H4R7 is a 4.7uF, 50V Aluminum Electrolytic Capacitor with 0.1 Tan Delta and 0.003mA Leakage Current. Ideal for applications requiring high ripple current handling in temperatures ranging from -55 to 105°C.
Hy Electronic
1N4148
Transys Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Terry Semiconductor
RECTIFIER DIODE; Surface Mount: NO; Maximum Reverse Recovery Time: .004 us; Config: SINGLE; JESD-609 Code: e0; Maximum Repetitive Peak Reverse Voltage: 100 V;
SE95DP,118
NXP Semiconductors
SE95DP,118 by NXP Semiconductors is a temperature sensor with 13-bit resolution and ±2°C accuracy. It operates b/w -55°C to 125°C, suitable for various applications requiring precise temperature monitoring. The sensor has a 2-wire interface and is ideal for surface mount installations in electronic devices.
LM235Z
STMicroelectronics LM235Z is a temperature sensor with voltage output. It operates b/w -40°C to 125°C, providing an output voltage range of 2.95V to 3.01V. Housed in plastic epoxy, it features a bipolar technology and is ideal for through-hole mounting applications.
ADT7410TRZ-REEL7
Analog Devices
ADT7410TRZ-REEL7 by Analog Devices is a 16-bit temperature sensor with a supply voltage range of 2.7V to 5.5V and accuracy of ±0.50°C. It features a digital output interface, operates in temperatures from -55°C to 150°C, and is ideal for applications requiring precise temperature monitoring in compact spaces.
LM50CIM3X
LM50CIM3X by Texas Instruments is a temperature sensor with a supply voltage range of 4.5V to 10V and operating temperature from -40°C to 150°C. It offers an output voltage range of 0.1V to 1.75V with an accuracy of ±4°C, making it ideal for automotive applications requiring precise temperature monitoring in compact spaces.
NCT75DR2G
NCT75DR2G by Onsemi is a 12-bit temperature sensor with a max supply voltage of 5.5V and accuracy of 3 °C. It features a 2-wire interface, operates b/w -55 to 125 °C, and is ideal for applications requiring precise temperature monitoring in compact spaces.
TMP36GS
TMP36GS by Analog Devices is a temperature sensor with voltage output. It operates b/w -55 to 125°C, offering high accuracy of ±4°C. With a supply voltage range of 2.7-5.5V, it is ideal for applications requiring precise temperature monitoring in compact spaces like IoT devices and wearables.
LM75AIMM/NOPB
National Semiconductor
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Body Width: 3 inch; Maximum Accuracy (Cel): 3;
MAX31820PARMCR+
Analog Devices' MAX31820PARMCR+ is a 12-bit temperature sensor with 3.3V supply, 1-Wire interface, and ±2°C accuracy. Ideal for applications requiring digital output in a compact oval package, operating from -55 to 125°C.
DS1621S+
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Body Height: 1.395 mm; No. of Bits: 9;
LM26CIM5-VHA/NOPB
LM26CIM5-VHA/NOPB by Texas Instruments is a temperature sensor with a supply voltage range of 2.7V to 5.5V, operating from -55°C to 125°C. It features a max accuracy of 4°C and outputs 0.4V at 0.04mA current. This rectangular sensor in plastic housing is ideal for applications requiring precise temperature monitoring in compact spaces.
LM50BIM3
LM50BIM3 by Texas Instruments is a temperature sensor with voltage output. It operates b/w -40 to 150°C, offering high accuracy of 4°C and linearity of 0.80°C. Ideal for automotive applications due to AEC-Q100 screening and compact rectangular package design.
SI7007-A20-IM1
Silicon Labs
SI7007-A20-IM1 by Silicon Labs is a 3x3 mm temperature sensor with voltage output. It operates b/w -40 to 125°C, with supply voltage range of 1.9V to 3.6V. Ideal for surface mount applications in various industries requiring precise temperature monitoring.
LMT86DCKR
LMT86DCKR by Texas Instruments is a temperature sensor with voltage output, suitable for applications requiring precise temperature monitoring. It operates within a wide range of -50 to 150°C and has an accuracy of 2.70°C. With a compact rectangular design and surface mount feature, it is ideal for space-constrained environments.
DS18B20-PAR
Dallas Semiconductor
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: THROUGH HOLE MOUNT; No. of Terminals: 3; Package Shape or Style: ROUND; Maximum Operating Temperature: 100 Cel; No. of Bits: 12;
AD7745ARUZ-REEL
AD7745ARUZ-REEL by Analog Devices is a 24-bit temperature sensor with a supply voltage range of 2.7V to 5.25V and accuracy of ±2°C. It operates b/w -40°C to 125°C, featuring a 2-wire interface for digital output. Ideal for applications requiring precise temperature monitoring in compact spaces with surface mounting feature.
EMC1413-A-AIZL-TR
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; Package Shape or Style: SQUARE; Maximum Operating Current: 1.2 mA; Minimum Operating Temperature: -40 Cel; Body Length/Diameter: 3 mm;
AD592CN
AD592CN by Analog Devices is a temperature sensor with 3 terminals, operating from -25 to 105°C. It has an accuracy of ±0.15°C and operates on 4-30V supply voltage. The sensor is resistance-based, analog type, housed in plastic epoxy for through-hole mounting applications.
TMP75AIDR
TMP75AIDR by Texas Instruments is a 12-bit temperature sensor with 2.7-5.5V supply range and -40 to 125°C operating temp. It features a 2-wire interface, digital output, and surface mounting for various applications in temperature sensing systems.
DS1631S+T&R
Analog Devices' DS1631S+T&R is a 12-bit temperature sensor with 2.7-5.5V supply, -55 to 125°C operating range, and ±0.50°C accuracy. It features a 2-wire interface for digital output and is ideal for applications requiring precise temperature monitoring in compact spaces due to its small form factor and surface mount capability.
TMP112NAIDRLR
TMP112NAIDRLR by Texas Instruments is a 12-bit temperature sensor with a supply voltage range of 1.4V to 3.6V and operating temperatures from -40°C to 125°C. It features a 2-wire interface, digital output, and surface mounting for various applications in temperature sensing systems.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
NCT75DMR2G
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Terminal Finish: MATTE TIN; Maximum Operating Current: .8 mA;
NCT75MNR2G
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Minimum Supply Voltage: 3 V; Terminal Finish: NICKEL GOLD PALLADIUM;
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Terminal Finish: MATTE TIN; Termination Type: SOLDER;
NCT7290
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; Package Shape or Style: SQUARE; Body Length/Diameter: 8 mm; Maximum Accuracy (Cel): 5; Body Height: .85 mm;
NCT72CMNR2G
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Package Equivalence Code: SOLCC8,.11,20; Body Height: .875 mm;
NCT72CMTR2G
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Minimum Supply Voltage: 2.8 V; Maximum Supply Voltage: 3.6 V;
NCT72DMNR2G
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Minimum Supply Voltage: 2.8 V; Package Equivalence Code: SOLCC8,.11,20;
NCT72DMTR2G
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Output Interface Type: 2-WIRE INTERFACE; Maximum Operating Temperature: 125 Cel;
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