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
DRA74-470-R by Eaton Corp is a shielded fixed inductor with 47uH nominal inductance, 1.37A max current, and -40 to 165°C operating temp range. Ideal for general purpose applications requiring compact SMT package with TR packing method.
Median Price
$1.338
Lifecycle Status
Suppliers In-Stock
19
In-Stock Inventory
1k+
Mouser Electronics
1+ parts
$0.800
100+ parts
$0.539
1k+ parts
$0.470
10k+ parts
$0.419
DigiKey
-
Adafruit Industries
$0.836
$0.795
Arrow
$1.316
$1.253
$1.232
Newark
$1.600
Master Electronics
$1.840
$1.820
Verical
$1.360
Chip1Stop
$1.930
Greenchips
$1.019
$0.970
$0.924
$0.834
Nova Conductors
$1.326
SIE Connect GmbH - GreenChips
Vyrian
LIBRA Elektronik GmbH
Electro Sonic
$1.504
$1.226
QIE Inc.
Euro-Tech
IBS Electronics
$1.823
$1.795
ComSIT Distribution GmbH
NexGen Digital
Ampacity Inc.
$0.710
Semicontronic
$0.692
$0.689
Aztec Data Supply Inc.
$0.742
Advanced Electronics
Corohmni
$0.897
Aranea Global
$1.300
$1.248
Continental Prestige Electronics
Argo Parts USA
QUARKTWIN TECHNOLOGY LTD
Authorized Procurement Solutions
Perfect Parts
Shielded inductors help to reduce electromagnetic interference (EMI) and noise, making this product a good choice for applications where interference needs to be minimized.
With a relatively high nominal inductance of 47 uH, this inductor is suitable for applications that require efficient energy storage and filtering.
With a high maximum operating temperature of 165°C, this inductor can withstand elevated temperatures without compromising performance, making it suitable for a wide range of environments.
The high maximum rated current of 1.37 A allows this inductor to handle higher current loads, making it ideal for applications with varying power requirements.
Being a general purpose inductor, this product is versatile and can be used in a variety of electronic circuits and applications.
Fixed Inductors DRA74-470-R attributes and parameters. Explore more Fixed Inductors devices from Eaton Corporation
Inductor Type:
Nominal Inductance:
Maximum Rated Current:
DC Resistance:
Tolerance:
Case or Size Code:
Shielded:
Construction:
Minimum Operating Temperature:
Maximum Operating Temperature:
Terminal Finish:
Package Style:
Package Length:
Package Height:
Package Width:
Packing Method:
JESD-609 Code:
DRA74-470-R Inductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8504.50.80.00
SB
8504.50.00.00
PCN Packaging - Shipping Box and Labels 05/Jan/2018
Today, the world runs on critical infrastructure and technology. Planes. Hospitals. Factories. Data centers. Vehicles. The electrical grid. These are things people depend on every day. And the companies behind them depend on us to help solve some of the toughest power management challenges on the planet. At Eaton, we’re dedicated to improving people’s lives and the environment with power management technologies that are more reliable, efficient, safe and sustainable.We are a power management company doing business in more than 175 countries. Our energy-efficient products and services help our customers effectively manage electrical, hydraulic and mechanical power more reliably, efficiently, safely and sustainably. By giving people tools to use power more efficiently. Helping companies do business more sustainably. And by encouraging each and every employee at Eaton to think differently about our business, our communities—and the positive impact we can have on the world.
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;
2N7002-T1-E3
Vishay Intertechnology
Vishay Intertechnology's 2N7002-T1-E3 is a N-CHANNEL FET for SWITCHING applications. Features include 60V DS Breakdown Voltage, 0.115A Drain Current, and 7.5 ohm On Resistance. With ENHANCEMENT MODE operation, this GULL WING transistor is ideal for small outline surface mount designs up to 150°C.
261
Mercury Systems
Other Interface ICs; Temperature Grade: MILITARY; Terminal Form: FLAT; No. of Terminals: 14; Package Code: DFP; Package Shape: SQUARE;
2N7002
Secos
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .3 W; Maximum Drain Current (ID): .115 A; Maximum Drain-Source On Resistance: 7.5 ohm;
LM358AN
NXP Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
SS14
Micro Commercial Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ABS06-32.768KHZ-T
Abracon
Abracon's ABS06-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 90000 ohm series resistance, and -40 to 85 °C operating temperature range. Ideal for applications requiring precise timing in compact designs like IoT devices and wearables.
LIS3DHTR
STMicroelectronics
LIS3DHTR by STMicroelectronics is a 16-terminal accelerometer with output range of 0.18-1.62V, ideal for motion sensing applications. Operating temperature ranges from -40 to 85°C, making it suitable for various environments. With a compact square package body of 3x3mm and digital voltage output type, it is commonly used in surface mount designs.
North American Philips Discrete Products Div
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Operating Mode: ENHANCEMENT MODE; Maximum Drain Current (ID): .115 A;
350766-1
TE Connectivity
TE Connectivity 350766-1 is a rectangular power connector with 0.25" mating contact pitch, rated for 600V and operating temperatures from -55 to 105°C. It has a durable design with POLYAMIDE insulator material, suitable for commercial applications requiring secure crimp termination in cable mounting setups.
C1206C104K5RACTU
KEMET Corporation
KEMET C1206C104K5RACTU 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 due to its rectangular package shape and wraparound terminals.
C0805C104K5RACTU
KEMET C0805C104K5RACTU 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 surface mount applications in electronics requiring compact size and reliable performance.
1N4148
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
1N4148WT
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Formosa Microsemi
LM107H/883C
General Electric Solid State
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Wideband: NO;
2N7002DWH6327XTSA1
Infineon Technologies
2N7002DWH6327XTSA1 by Infineon: N-CHANNEL FET with 60V DS Breakdown Voltage, 0.3A ID, and 3ohm RDS. Ideal for SWITCHING applications in small outline packages with GULL WING terminals.
SMBJ18CA
Transpro Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; JESD-609 Code: e0; Terminal Finish: Tin/Lead (Sn/Pb); Nominal Breakdown Voltage: 21.1 V; Maximum Clamping Voltage: 29.2 V;
MBRS130LT3G
Rochester Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: J 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;
HC2LP-2R2-R
Eaton Corporation
HC2LP-2R2-R by Eaton Corp is a fixed inductor with 2.2uH nominal inductance, 0.0023 ohm DC resistance, and ferrite core material. It is a power inductor for general purpose applications, featuring dual-ended terminals and wraparound shape. Suitable for surface mount installations, it operates b/w -40 to 85°C temperature range.
DR127-330-R
Cooper Electronic Technologies
GENERAL PURPOSE INDUCTOR; Inductor Application: POWER INDUCTOR; No. of Terminals: 2; Package Style (Meter): SMT; Shielded: YES; Surface Mount: YES;
VLCF5020T-220MR75-1
TDK
VLCF5020T-220MR75-1 by TDK is a shielded, surface mount inductor with 22uH nominal inductance. Ideal for power applications, it has a max rated current of 1A and operates b/w -40 to 105°C.
MS75089-17
Ohmite Manufacturing
GENERAL PURPOSE INDUCTOR; Inductor Application: RF INDUCTOR; No. of Terminals: 2; Package Style (Meter): Axial; Shielded: YES; Surface Mount: NO;
36501J12NJTDG
Tyco Electronics Components
GENERAL PURPOSE INDUCTOR; Inductor Application: RF INDUCTOR; No. of Terminals: 2; Shielded: NO; Surface Mount: YES; Maximum Operating Temperature: 125 Cel;
LQG15HN2N2S02D
Murata Manufacturing
Murata Manufacturing's LQG15HN2N2S02D is a 0402-sized fixed inductor with 0.0022 uH nominal inductance, suitable for RF applications. Featuring dual-ended terminals and matte tin finish, it operates b/w -55 to 125 °C with max current of 0.9 A. With self-resonance frequency at 6000 MHz and quality factor of 8, it is a general-purpose chip inductor ideal for compact SMT designs.
7447709101
Wuerth Elektronik & Kg
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.
VLCF4020T-2R2N1R7
VLCF4020T-2R2N1R7 by TDK is a shielded, surface mount fixed inductor with 2.2uH nominal inductance and 30% tolerance. It operates b/w -40 to 105°C, handles up to 2.19A current, making it ideal for power applications requiring general purpose inductors in compact SMT packages.
IHLP4040DZER150M11
Vishay Intertechnology's IHLP4040DZER150M11 is a shielded, surface mount inductor with 15uH nominal inductance and 6.25A max rated current. Ideal for high current applications, this rectangular package has dual-ended terminals and operates b/w -55°C to 125°C.
2312-V-RC
Bourns
The Bourns 2312-V-RC is a shielded fixed inductor with 100uH nominal inductance and 7A max rated current. It is a high current inductor suitable for general purpose applications, featuring radial terminal placement and cylindrical package design. With a DC resistance of 0.037 ohm, it operates b/w -55 to 105 °C temperature range.
CBC3225T100MR
Taiyo Yuden
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.
HCF1007-3R3-R
HCF1007-3R3-R by Eaton Corp is a surface mount fixed inductor with 3.3uH nominal inductance, 0.0075 ohm DC resistance, and 10% tolerance. It is a general purpose power inductor suitable for applications requiring a max operating temperature of 125°C and min of -40°C. The rectangular package with ferrite core and wraparound terminals make it ideal for various electronic devices.
B82477G4105M000
The TDK B82477G4105M000 is a shielded, surface mount fixed inductor with 1000uH nominal inductance. Ideal for power applications, it has a max rated current of 0.55A and operates b/w -55°C to 125°C. With a compact size of 12.8mm x 12.8mm x 8mm, it is a general-purpose inductor suitable for various electronic devices.
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.
36501J10NJTDG
GENERAL PURPOSE INDUCTOR; Inductor Application: RF INDUCTOR; No. of Terminals: 2; Shielded: NO; Surface Mount: YES; Nominal Inductance (L): .01 uH;
77A-100M-00
Fastron Electronics
77A-100M-00 by Fastron Electronics is a general purpose inductor with 10uH nominal inductance, 0.042 ohm DC resistance, and 5A max rated current. It is used for various applications requiring a fixed inductor with tubular construction and ferrite core material.
CTX100-1-52LP-R
Cooper Industries
GENERAL PURPOSE INDUCTOR; Inductor Application: POWER INDUCTOR; No. of Terminals: 2; Package Style (Meter): Toroidal; Shielded: NO; Surface Mount: NO;
IHLP4040DZER470M11
Vishay Intertechnology's IHLP4040DZER470M11 is a shielded, surface mount inductor with 47uH nominal inductance and 3.3A max rated current. Ideal for high current applications, this general purpose inductor has a DC resistance of 0.145 ohm and operates b/w -55°C to 125°C temperature range.
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.
LQG15HN15NJ02D
LQG15HN15NJ02D by Murata is a 0402-sized multilayer chip inductor with 0.015 uH nominal inductance, suitable for RF applications. It has a max operating temperature of 125°C, rated current of 0.4 A, and self-resonance frequency of 2300 MHz. Ideal for general purpose use, this inductor features dual-ended terminals and matte tin finish over nickel.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
DRA74-100-R
GENERAL PURPOSE INDUCTOR; Inductor Application: DC-DC CONVERTER; No. of Terminals: 2; Shielded: YES; Surface Mount: YES; DC Resistance: .043 ohm;
GENERAL PURPOSE INDUCTOR; Inductor Application: DC-DC CONVERTER; No. of Terminals: 2; Package Style (Meter): SMT; Shielded: YES; Surface Mount: YES;
Eaton Corporation's DRA74-100-R is a shielded fixed inductor with 10uH nominal inductance, 2.97A max current, and -40 to 165°C operating range. Ideal for general purpose applications requiring compact SMT package (7.6x7.6x4.35mm) with 20% tolerance and low DC resistance (0.043 ohm).
DRA74-102-R
GENERAL PURPOSE INDUCTOR; Inductor Application: DC-DC CONVERTER; No. of Terminals: 2; Shielded: YES; Surface Mount: YES; Minimum Operating Temperature: -40 Cel;
DRA74-102-R by Eaton Corp is a shielded fixed inductor with 1000uH nominal inductance, 4.19 ohm DC resistance, and 0.292A max rated current. Ideal for general purpose applications requiring a compact SMT package with high temperature tolerance (-40 to 165°C).
DRA74-470-R
GENERAL PURPOSE INDUCTOR; Inductor Application: DC-DC CONVERTER; No. of Terminals: 2; Shielded: YES; Surface Mount: YES; Manufacturer Series: DRA;
DRA73-1R0-R
DRA73-1R0-R by Eaton Corporation is a shielded fixed inductor with a nominal inductance of 1 uH and max rated current of 8.22 A. It is commonly used as a general purpose inductor in various applications due to its compact size (3.55 mm height, 7.6 mm length and width) and wide operating temperature range (-40°C to 165°C).
DRA74-4R7-R
GENERAL PURPOSE INDUCTOR; Package Style (Meter): SMT; Shielded: YES; JESD-609 Code: e3; Construction: Shielded; Nominal Inductance (L): 4.7 uH;
DRA74-8R2-R
GENERAL PURPOSE INDUCTOR; Inductor Application: DC-DC CONVERTER; No. of Terminals: 2; Shielded: YES; Surface Mount: YES; No. of Functions: 1;
DRA74-8R2-R by Eaton Corp is a shielded fixed inductor with 8.2uH nominal inductance, 3.17A max current, and -40 to 165°C operating temp range. Ideal for general purpose applications requiring compact SMT package with TR packing method.
DRA74-820-R
GENERAL PURPOSE INDUCTOR; Inductor Application: DC-DC CONVERTER; No. of Terminals: 2; Shielded: YES; Surface Mount: YES; Maximum Operating Temperature: 165 Cel;
DRA74-471-R
GENERAL PURPOSE INDUCTOR; Package Style (Meter): SMT; Shielded: YES; Package Height: 4.35 mm; JESD-609 Code: e3; Packing Method: TR;
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