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
38315000410 by Littelfuse is a TR5 fuse with 5A rated current, 320V AC voltage, and 121.25J nominal joule integral. It has a time lag blow characteristic and operates b/w -40°C to 85°C. Ideal for circuit protection in various applications requiring a 50A rated breaking capacity.
Median Price
$1.670
Lifecycle Status
Suppliers In-Stock
4
In-Stock Inventory
1k+
Arrow
1+ parts
$0.183
100+ parts
-
1k+ parts
10k+ parts
DigiKey
$0.978
$0.747
$0.681
Mouser Electronics
$0.746
Prism Electronics
Native Components
$45.480
$43.661
Northwest PG Solutions
$50.028
Perfect Parts
Higher joule integral provides better overcurrent protection, making this fuse suitable for protecting sensitive electronic devices.
Suitable for use in high voltage applications, ensuring safety and reliability in electrical circuits.
Fast trip time helps in quickly interrupting the circuit during overload or short circuit events, preventing damage to connected equipment.
Compact size allows for easy installation in various electronic devices or circuit boards.
Ideal for low to medium current applications, providing the right amount of protection without easily tripping during normal operation.
Time lag characteristic ensures compatibility with inductive loads and motor starting currents, making it versatile for different types of circuits.
High breaking capacity allows the fuse to safely interrupt high fault currents, protecting the circuit and equipment from damage.
Fuses 38315000410 attributes and parameters. Explore more Fuses devices from Littelfuse
Circuit Protection Type:
Rated Current:
Rated Breaking Capacity:
Rated AC Voltage:
Body Diameter:
Body Height:
Dimensions:
Blow Characteristic:
Fuse Size/Group:
Trip Time/Delay:
Nominal Joule Integral:
Minimum Operating Temperature:
Maximum Operating Temperature:
Reference Standard:
Terminal Shape:
Mounting Feature:
Packing Method:
38315000410 Circuit Protection trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.10.00.40
SB
Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.
ESD5Z5.0T1G
Onsemi
ESD5Z5.0T1G by Onsemi is a unidirectional Trans Voltage Suppressor Diode with 5V reverse test voltage and 174W peak power dissipation. It is used for transient suppression in electronic circuits, meeting IEC-61000-4-2, 4-4 standards and UL recognized for reliability.
NE555D
Fairchild Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MMBT2907ALT1G
MMBT2907ALT1G by Onsemi is a PNP BJT transistor with 100 min hFE, 60V VCEO, and 200MHz fT. Ideal for switching applications, it has a small outline package with Gull Wing terminals and can handle up to 0.6A of collector current.
BSS138BK,215
NXP Semiconductors
NXP Semiconductors' BSS138BK,215 is a N-CHANNEL FET with 0.36A max drain current and 0.42W power dissipation. Ideal for applications requiring single configuration and surface mount technology, such as enhancement mode operation in temperatures up to 150°C.
LM555CM
LM317TG
Texas Instruments
LM317TG by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max output current of 1.5A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. The package style is flange mount, with a rectangular shape and through-hole terminals for easy installation.
LM7805CT
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 %;
2N2222A
Rectron
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; Package Shape: ROUND;
2N7002
Weitron Technology
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Terminal Finish: TIN LEAD; Maximum Operating Temperature: 150 Cel;
M39029/58-360
Carlisle Interconnect Technologies
GENERAL CONN ACCESSORY; Associated Military - Specifications: MIL-C-55302/69, MIL-C-38999; Maximum Operating Temperature: 200 Cel; MIL-Connector Accessory: CONTACT; Terminal Type: CRIMP; MIL Conformity: YES;
1N4148WS
Sinyork
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): 1 V; No. of Elements: 1; Maximum Output Current: .2 A; Config: SINGLE;
Nte Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 1 W; Maximum Collector Current (IC): .8 A; Terminal Form: WIRE;
MBRS340T3G
MBRS340T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.5V and output current of 4A. It operates b/w -65°C to 150°C, making it suitable for various applications requiring high-speed switching and low power loss in a small outline package. The diode's matte tin terminal finish and dual position make it ideal for surface mount PCB designs.
1N4148WT
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Itt Components
RECTIFIER DIODE; Surface Mount: YES; Maximum Reverse Recovery Time: .005 us; Config: SINGLE; Maximum Operating Temperature: 200 Cel; Maximum Non Repetitive Peak Forward Current: 1 A;
Bkc Semiconductors
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BAV99
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
M24308/2-1F
Tyco Electronics Amp
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; IEC Conformity: NO; Mixed Contacts: NO; Empty Shell: NO;
Solid State Devices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LM317T/NOPB
National Semiconductor
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; JESD-609 Code: e3; Package Shape: RECTANGULAR;
FRN-R-6-1/4
Eaton Corporation
Eaton Corporation's FRN-R-6-1/4 fuse, rated 6.25A at 250V AC/125V DC, features RK5 class with time delay blow characteristic. It has a compact body size of 14.22mm x 50.8mm and high breaking capacity of 200kA, suitable for electric circuit protection in various applications.
031302.5HXP
Littelfuse
Littelfuse 031302.5HXP fuse, rated 2.5A at 250V, offers a time lag blow characteristic with a trip delay of 14400s. With a nominal joule integral of 130J, it provides supplemental circuit protection in applications requiring a max operating temperature of 125°C and pre-arcing rating of 130 A2/s.
FNQ-R-1/4
Eaton Corporation's FNQ-R-1/4 fuse, rated at 0.25A and 600V AC, features a time delay blow characteristic. With a body length of 10.3mm and diameter of 38.1mm, it is ideal for circuit protection in applications requiring a high breaking capacity of 200kA. The fuse is designed with an end cap terminal shape and nickel finish for use in inline or holder mounting configurations per CE, CSA, and UL standards.
FWP-10A14FI
Cooper Electronic Technologies
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 700 V; Rated DC Voltage: 700 V; Rated Current: 10 A; Terminal Shape: END CAP;
ATM-10
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated DC Voltage: 32 V; Rated Current: 10 A; Terminal Shape: TAB/BLADE; Manufacturer Series: ATM;
0251004.HAT1L
Littelfuse 0251004.HAT1L PICO fuse, rated 125V, 4A with very fast blow characteristic. Ideal for circuit protection in electronics due to its small size (2.8mm x 7.11mm) and high breaking capacity of 50A. Operating temperature range -55°C to 125°C makes it versatile for various applications.
AJT125
Mersen S A
AJT125 fuse by Mersen S A is a 125A time delay electric fuse with 600V AC and 500V DC ratings. Measuring 41mm x 76mm, it features TAB/BLADE terminals and a rated breaking capacity of 200kA. Ideal for inline mounting applications requiring high current protection.
FWP-150A
The Eaton Corporation FWP-150A fuse offers 2900J nominal joule integral, 700V AC/DC rated voltage, and 150A current rating. It is an electric fuse with a high breaking capacity of 50000A, suitable for inline mounting applications in various industries. Compliant with CE, CSA, and UL standards, it ensures reliable circuit protection.
KTK-R-12
Eaton Corporation's KTK-R-12 fuse, rated at 12A and 600V AC, features fast blow characteristic with a breaking capacity of 200kA. With CE, CSA, and UL certifications, it is commonly used for electric circuit protection in various applications due to its nickel terminal finish and inline mounting feature.
0451010.MRL
0451010.MRL by Littelfuse is a NANO fuse with 10A rated current and 125V rated voltage. It has a very fast blow characteristic, 26.46J nominal joule integral, and trip time of 5s. Ideal for circuit protection in applications requiring surface mount fuses with high breaking capacity.
FNQ-3-1/2
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: 2.5 A; Terminal Shape: END CAP; Manufacturer Series: FNQ;
FNQ-R-10
Cooper Industries
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 10 A; Terminal Shape: END CAP; Rated Voltage: 600 V;
LPJ-125SP
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 125 A; Terminal Shape: TAB/BLADE;
FNQ-1/2
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 500 V; Rated Current: .5 A; Terminal Shape: END CAP; Terminal Finish: Nickel (Ni);
JLLS050
The Littelfuse JLLS050 fuse is rated for 50A and has a fast blow characteristic. With a rated AC voltage of 600V and DC voltage of 300V, it offers circuit protection with a breaking capacity of 200kA. Commonly used in applications requiring inline mounting, this fuse meets CSA and UL standards.
025101.5MXL
Littelfuse 025101.5MXL is a PICO fuse with 1.5A rated current and 125V DC/AC voltage, offering very fast blow characteristic in electric circuit protection applications. With dimensions of 2.8mm x 7.11mm, it has a trip time of 1s and nominal joule integral of 0.587J for supplemental use at temperatures ranging from -55°C to 125°C.
TCF90
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 90 A; Terminal Shape: TAB/BLADE;
BK/ATC-25
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated DC Voltage: 32 V; Rated Current: 25 A; Terminal Shape: TAB/BLADE; Additional Features: RATED BREAKING CAPACITY AT 32 VDC: 1000 A;
KTK-R-20
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated Current: 20 A; Terminal Shape: END CAP; Terminal Finish: Nickel (Ni);
LP-CC-30
ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 600 V; Rated DC Voltage: 300 V; Rated Current: 30 A; Terminal Shape: END CAP;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
38314000410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 4 A; Terminal Shape: PIN WIRE; Rated Breaking Capacity: 50 A;
38314000000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 4 A; Terminal Shape: PIN WIRE; Reference Standard: CE; CUL; PSE; UL; VDE;
38312000000
38312000000 by Littelfuse is a TR5 fuse with 2A rated current, 17.8J nominal joule integral, and 320V AC voltage rating. It has a time lag blow characteristic and operates b/w -40°C to 85°C. Ideal for circuit protection in various applications like consumer electronics and industrial equipment.
38312000410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 2 A; Terminal Shape: PIN WIRE; Reference Standard: CE; CUL; PSE; UL;
38311000000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 1 A; Terminal Shape: PIN WIRE; Body Height: 8 mm;
38316300000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 6.3 A; Terminal Shape: PIN WIRE; Dimensions: 8.5mm x 8mm;
38312500000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 2.5 A; Terminal Shape: PIN WIRE; Body Length/Diameter: 8.5 mm;
38318000000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 8 A; Terminal Shape: PIN WIRE; Body Height: 8 mm;
38318000410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 8 A; Terminal Shape: PIN WIRE; Fuse Size: TR5;
38311000410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 1 A; Terminal Shape: PIN WIRE; Fuse Size: TR5;
38311600000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 1.6 A; Terminal Shape: PIN WIRE; Dimensions: 8.5mm x 8mm;
38313150000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 3.15 A; Terminal Shape: PIN WIRE; Body Length/Diameter: 8.5 mm;
38316300410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 6.3 A; Terminal Shape: PIN WIRE; Fuse Size: TR5;
38311250410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 1.25 A; Terminal Shape: PIN WIRE; Reference Standard: CE; CUL; PSE; UL;
38312500410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 2.5 A; Terminal Shape: PIN WIRE; Fuse Size: TR5;
38311600410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 1.6 A; Terminal Shape: PIN WIRE; Packing Method: BULK;
38313150410
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 3.15 A; Terminal Shape: PIN WIRE; Minimum Operating Temperature: -40 Cel;
38311250000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 1.25 A; Terminal Shape: PIN WIRE; Rated Breaking Capacity: 50 A;
38315000000
ELECTRIC FUSE; Mounting Feature: THROUGH HOLE; Rated AC Voltage: 320 V; Rated Current: 5 A; Terminal Shape: PIN WIRE; Trip Time/Delay: .02 Seconds;
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