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
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Width (Package): 16.5 mm; Operating Voltage: 385 V; Terminal Placement: END;
Median Price
-
Lifecycle Status
Suppliers In-Stock
0
In-Stock Inventory
< 1k
AZTECH Wire
1+ parts
$21.870
100+ parts
1k+ parts
10k+ parts
Authorized Procurement Solutions
Perfect Parts
Non-linear Resistors SMOV25S301MP attributes and parameters. Explore more Non-linear Resistors devices from Littelfuse
Maximum Circuit DC Voltage:
Maximum Circuit RMS Voltage:
Maximum Energy Absorbing Capacity:
JESD-609 Code:
Mounting Type:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Height (Package):
Length (Package):
Package Style (Meter):
Width (Package):
Rated Temperature:
Resistor Type:
Technology:
Terminal Finish:
Terminal Placement:
Terminal Shape:
Operating Voltage:
SMOV25S301MP Resistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8533.40.40.00
SB
8533.40.00.80
PCN Packaging - Inner Packaging for Radial Bulk 16/May/2013
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.
SMBJ18CA
Lite-on Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
2N2222A
Taitron Components
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; No. of Terminals: 3;
Bytesonic Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; No. of Elements: 1;
Comset Semiconductors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LL4148
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BAT54SLT1G
Onsemi
BAT54SLT1G by Onsemi is a fast recovery Schottky diode with 2 elements in series connected configuration. It has a max reverse recovery time of 0.005 us and a max forward voltage of 0.8 V. Ideal for applications requiring high-speed rectification, it operates b/w -55 to 150 °C and can handle a max output current of 0.2 A.
ATMEGA328P-AU
Microchip Technology
ATMEGA328P-AU by Microchip: 8-bit RISC CPU, 20 MHz clock, 23 I/O lines. Ideal for industrial applications with SPI, TWI, USART connectivity and low power mode. Features include 2048 RAM bytes, 1024 EEPROM size, and 16384 ROM words.
1N4148WS
Vishay Intertechnology
Vishay Intertechnology's 1N4148WS is a single rectifier diode with a max forward voltage of 1V and output current of 0.15A. With a fast reverse recovery time of 0.004us, it operates up to 150°C. Ideal for applications requiring high-speed switching and low power consumption in surface mount configurations.
ULN2803A
STMicroelectronics
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; No. of Elements: 8; Minimum DC Current Gain (hFE): 1000;
PAP-06V-S
J S T Mfg
PAP-06V-S by J S T Mfg is a 6-contact BOARD CONNECTOR with 94V-0 UL Flammability Code. It has FEMALE contacts, CRIMP termination, and comes WITH CABLE ASSEMBLY for CABLE mounting applications.
SPC TECHNOLOGY/ MULTICOMP
STM32F407VGT6
STM32F407VGT6 by STMicroelectronics is a 32-bit microcontroller with 2/3.3V power supplies, 196608 bytes RAM, and 16-Ch 12-Bit ADC channels. It is ideal for industrial applications requiring CAN, ETHERNET, I2C(3), SPI(3), UART(2), USB(2) connectivity and features DMA(16) for efficient data transfer. With a max clock frequency of 50 MHz and operating temperature range of -40 to 85 °C, it offers high performance in a compact package style (14mm x 14mm).
LM555CM
Harris Semiconductor
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
OHN3020U
Tt Electronics Plc
OHN3020U by Tt Electronics Plc is a magnetic field sensor with a max supply voltage of 24V and hysteresis of 5mT. It features an output range of 25mA and operates in temperatures ranging from -20 to 85°C. Ideal for applications requiring precise detection and measurement of magnetic fields, such as automotive sensors or industrial automation systems.
LM7805CT
Fairchild Semiconductor
FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %;
Microsemi
Weitronic Enterprise
STM32F405RGT6TR
STM32F405RGT6TR by STMicroelectronics is a 32-bit microcontroller with 64 terminals, operating at a max frequency of 26 MHz. It features DAC and ADC channels, along with DMA support. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities.
1N4148WT
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
B72520T0500K062
TDK
The TDK B72520T0500K062 is a VARISTOR with max. operating voltage of 65V and energy absorption capacity of 0.6J. It has dual-ended terminals, SMT package style, and operates b/w -55 to 150°C. Ideal for surge protection in electronics applications.
MINISMDC075F-2
TE Connectivity
TE Connectivity's MINISMDC075F-2 is a PTC resettable fuse with resistance of 0.11 ohm. It features dual-ended terminals and a rectangular package for surface mount applications. Ideal for temperature sensing, it has a max operating temperature of 85°C.
V275LA40APX2855
Littelfuse
V275LA40APX2855 by Littelfuse is a VARISTOR with rated AC voltage of 275V and max energy absorption of 140J. It operates b/w -55°C to 125°C, suitable for TEMPERATURE COMPENSATION applications. With a radial terminal placement and metal oxide film technology, it offers reliable protection in various circuits.
B57164K0102J000
B57164K0102J000 by TDK is a NTC thermistor with 1000 ohm resistance, 5% tolerance, and 3730 K thermal sensitivity index. It is used for temperature compensation applications, featuring radial terminal placement and matte tin finish. Operating temperatures range from -55 to 125 °C.
NTCG163JF103FT1
NTCG163JF103FT1 by TDK is a 10000 ohm NTC thermistor with 1% tolerance, suitable for temperature sensing applications. It operates b/w -40 to 125 °C and has a thermal sensitivity index of 3435 K. This chip resistor features dual-ended terminals in a rectangular SMT package.
SIOV-S20K275
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 1 W; Maximum Operating Temperature: 105 Cel; Tolerance: 10 %; Reference Standard: UL, CSA;
0603L004YR
0603L004YR by Littelfuse is a PTC resettable fuse with 4 ohm resistance, suitable for overcurrent protection. It features dual-ended terminals, matte tin finish, and operates at temperatures ranging from -40 to 85 °C. This SMT package has a compact size of 1.8mm x 1mm x 0.75mm and can handle up to 24V DC voltage, meeting CUL, TUV, and UL standards.
RXEF010-2
TE Connectivity's RXEF010-2 is a PTC resettable fuse with 7.5 ohm resistance and rated AC voltage of 60V. Ideal for temperature sensing applications, it features radial terminal placement in a disk package. With a max operating temperature of 85°C and through-hole mounting, it offers reliable protection in various electronic circuits.
MF-MSMF110/16-2
Bourns
The Bourns MF-MSMF110/16-2 is a PTC resettable fuse with resistance of 0.04 ohm and operating voltage of 16V. It is used for overcurrent protection in various applications, featuring dual-ended terminals and SMT package style for surface mounting. The device has a temperature range from -40°C to 85°C and meets standards like AEC-Q200, CUL, TUV, and UL.
MF-SM030-2-99
Bourns MF-SM030-2-99 is a PTC resettable fuse with 60V URac, 1.7W P, and -40 to 85°C operating range. It offers overload protection in surface mount applications with dual-ended terminals in a rectangular package.
ERZV14D182
Panasonic
The Panasonic ERZV14D182 is a VARISTOR with 1000V max circuit RMS voltage and 510J energy absorption. With radial terminal placement and disk package shape, it operates b/w -40 to 85°C. Ideal for through-hole mounting applications requiring high surge protection capabilities.
B72580E0250K062
B72580E0250K062 by TDK is a varistor with 25V max RMS voltage and 31V operating voltage. It has a rated temperature of 150°C, metal oxide film technology, and can absorb up to 3.7J energy. Ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance and high energy absorption capacity.
NTCS0603E3103JLT
Vishay Bc Components
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10000 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
RUEF250
TE Connectivity's RUEF250 is a PTC resettable fuse with resistance of 0.07 ohm and rated power dissipation of 1.2W. It is used for temperature sensing applications, featuring radial terminal placement and rectangular package shape. Operating temperatures range from -40 to 85°C.
MINISMDC075F/24-02
TE Connectivity's MINISMDC075F/24-02 is a PTC resettable fuse with resistance of 0.29 ohm and operating voltage of 24V. It is used for temperature sensing applications, featuring dual-ended terminals in a rectangular package. With dimensions of 4.83mm x 3.41mm x 1.3mm, it operates b/w -40°C to 85°C and meets CSA, TUV, and UL standards.
B72220S2421K101
B72220S2421K101 by TDK is a VARISTOR with 420V RMS and 560V DC max circuit voltage. It has a METAL OXIDE FILM tech, 273J energy capacity, and operates b/w -40 to 105°C. Ideal for surge protection in various electronic applications due to its high energy absorption and temperature range.
16R500GU
16R500GU by Littelfuse is a PTC resettable fuse with resistance of 0.015 ohm and operating voltage of 16V. It is used for overcurrent protection in various applications. Featuring radial terminal placement, rectangular package shape, and matte tin finish, it meets CUL, TUV, and UL standards.
SG200
Ametherm
NTC THERMISTOR; Mounting Type: THROUGH HOLE MOUNT; Resistance: 5 ohm; Maximum Operating Temperature: 65 Cel; Rated AC Voltage (URac): 265 V; No. of Terminals: 2;
1812L075PR
1812L075PR by Littelfuse is a PTC resettable fuse with resistance of 0.1 ohm. It features dual-ended terminals and is used for overcurrent protection in SMT applications. With a rectangular package measuring 4.73mm x 3.41mm x 0.75mm, it operates b/w -40°C to 85°C and has a max circuit DC voltage of 13.2V.
B72214S2271K101
B72214S2271K101 by TDK is a VARISTOR with 350V operating voltage and 275V max RMS circuit voltage. With METAL OXIDE FILM technology, it offers high energy absorption up to 110J, making it ideal for surge protection applications in various electronic devices. Its RADIAL package style and THROUGH HOLE mounting type ensure easy installation and reliable performance in extreme temperature conditions from -40°C to 105°C.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
SMOV25S321NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Package Style (Meter): RECTANGULAR; Width (Package): 16.5 mm; Height (Package): 36 mm;
SMOV25S151MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Length (Package): 31 mm; Package Style (Meter): RECTANGULAR; Terminal Shape: FLAT AND WIRE;
SMOV25S421NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Terminal Finish: Tin (Sn); Width (Package): 16.5 mm; Rated Temperature: 75 Cel;
SMOV25S271MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Width (Package): 16.5 mm; Terminal Placement: END; Maximum Circuit DC Voltage: 350 V;
SMOV25S351MP
VARISTOR; Manufacturer Series: SMOV25S;
SMOV25S251MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; No. of Terminals: 5; Maximum Circuit RMS Voltage: 250 V; Height (Package): 36 mm;
SMOV25S461MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Operating Voltage: 615 V; Maximum Circuit RMS Voltage: 460 V; Terminal Placement: END;
SMOV25S111NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; No. of Terminals: 5; Maximum Circuit DC Voltage: 150 V; Height (Package): 36 mm;
SMOV25S151NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Minimum Operating Temperature: -45 Cel; Height (Package): 36 mm; Maximum Energy Absorbing Capacity: 220 J;
SMOV25S271NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Technology: METAL OXIDE FILM; Length (Package): 31 mm; No. of Terminals: 5;
SMOV25S301NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; JESD-609 Code: e3; Width (Package): 16.5 mm; Package Style (Meter): RECTANGULAR;
SMOV25S181NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Technology: METAL OXIDE FILM; Rated Temperature: 75 Cel; Maximum Energy Absorbing Capacity: 250 J;
SMOV25S421MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Terminal Finish: TIN; Terminal Placement: END; JESD-609 Code: e3;
SMOV25S131NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Width (Package): 16.5 mm; Package Style (Meter): RECTANGULAR; Maximum Circuit RMS Voltage: 130 V;
SMOV25S251NP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; No. of Terminals: 5; Height (Package): 36 mm; Maximum Circuit RMS Voltage: 250 V;
SMOV25S111MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Technology: METAL OXIDE FILM; Terminal Placement: END; Rated Temperature: 75 Cel;
SMOV25S131MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Package Style (Meter): RECTANGULAR; Maximum Circuit DC Voltage: 170 V; JESD-609 Code: e3;
SMOV25S181MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Minimum Operating Temperature: -45 Cel; Maximum Circuit DC Voltage: 225 V; Height (Package): 36 mm;
SMOV25S321MP
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Maximum Operating Temperature: 75 Cel; Terminal Finish: TIN; JESD-609 Code: e3; Rated Temperature: 75 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