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
The Panasonic ERZV09D390CS is a VARISTOR with 5.6J energy capacity, 25V RMS voltage, and -40 to 85°C operating range. Ideal for surge protection in circuits with max 31V DC voltage, it features radial terminals and disk package shape for through-hole mounting applications.
Median Price
$0.170
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
1k+
Nova Conductors
1+ parts
100+ parts
-
1k+ parts
10k+ parts
Vyrian
Continental Prestige Electronics
$0.167
Argo Parts USA
$0.165
Netroflash
AZTECH Wire
$5.306
Radial terminal placement allows for easy and secure connections, making installation and maintenance convenient.
The disk package shape provides robust protection and durability, ensuring reliable performance in various applications.
With a high maximum energy absorbing capacity, this product offers superior protection against sudden voltage spikes or surges.
Operating at a high temperature limit of 85 °C allows for reliable performance even in demanding environments.
The tin terminal finish ensures good conductivity and resistance to corrosion, maintaining stable electrical connections over time.
Being a varistor, this product can effectively limit voltage spikes by changing resistance with applied voltage, protecting downstream components.
The maximum circuit RMS voltage rating of 25 V indicates the capability to handle high voltage levels, making it suitable for diverse applications.
Through hole mounting offers strong mechanical support and stability, ensuring secure installation and effective heat dissipation.
Non-linear Resistors ERZV09D390CS attributes and parameters. Explore more Non-linear Resistors devices from Panasonic
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:
Shape (Package):
Rated Power Dissipation (P):
Resistor Type:
Sub-Category:
Terminal Finish:
Terminal Placement:
Terminal Shape:
Operating Voltage:
ERZV09D390CS Resistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8533.40.40.00
SB
8533.40.00.80
Panasonic is a global leader in the design, manufacture, and sale of electronic products for consumer, business and industrial use. Established in 1918, Panasonic has grown to become one of the largest electronics companies in the world with more than 250,000 employees across over 500 consolidated subsidiaries. The company offers a wide range of products including household appliances such as flat-screen TVs and air conditioners, mobile phones, automotive components, office equipment such as copiers and printers, and medical devices.
CEO
Yuki Kusumi
Executive VP, CFO
Hirokazu Umeda
Chief Technology Officer (CTO)
Tatsuo Ogawa
Fabrication
Fab Initiation
Japan
Shiodome
Wafer Capacity
Shinagawa
Oshiage
Kadoma
Kashiwara
Kusatsu
HigashiOmi
Hikone
Kyoto-shi
Kobe
Kato
Yamatokoriyama
Tsu
Kasugai
Fukuroi
Oizumi
Tendo
Tsubame
M24308/2-1F
Air Electro
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; MIL Conformity: YES; Additional Features: STANDARD: MIL-DTL-24308;
SMBJ18CA
Thinking Electronic Industrial
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Yageo
Comchip Technology
PIC18F4550-I/ML
Microchip Technology
The Microchip Technology PIC18F4550-I/ML is an 8-bit microcontroller with a max clock frequency of 48 MHz. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it ideal for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this chip offers efficient performance in compact designs.
LL4148
Kec
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
OHN3020U
Optek Technology
MAGNETIC FIELD SENSOR,HALL EFFECT; Mounting Feature: THROUGH HOLE MOUNT; No. of Terminals: 3; Output Type: ANALOG CURRENT; Package Shape or Style: RECTANGULAR; Output Range: 25mA;
BSS138PS,115
Nexperia
N-CHANNEL; Configuration: SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE; Surface Mount: YES; No. of Elements: 2; No. of Terminals: 6; Minimum DS Breakdown Voltage: 60 V;
LM317D2TG
Onsemi
LM317D2TG by Onsemi is an adjustable positive single output standard regulator with a max output current of 1.5A and a max output voltage of 37V. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact spaces.
Esterline Technologies
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Mounting Option-1: HOLE .115-.125; Mounting Type: CABLE AND PANEL; Mating Contact Finish: NOT SPECIFIED;
1N4148WT
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; 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;
1N4148W-T
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Microsemi
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Minimum DC Current Gain (hFE): 30; No. of Elements: 1;
Bytesonic Electronics
Uniohm
Daco Semiconductor
RUEF250U
Littelfuse
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: .02 ohm; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; Package Style (Meter): Radial;
SMD185F-2
PTC RESETTABLE FUSE; Mounting Type: SURFACE MOUNT; Resistance: .065 ohm; Maximum Operating Temperature: 85 Cel; Terminal Finish: Matte Tin (Sn) - with Nickel (Ni) barrier; Length (Package): 9.4 mm;
V05E25P
V05E25P by Littelfuse is a VARISTOR with 2.5J energy capacity, 25V RMS voltage, and 31V operating voltage. Ideal for surge protection in electronics, it has radial terminal placement and metal oxide film technology. With -40 to 85°C temp range, it's UL/TUV/CUL certified for reliability.
NANOSMDC016F-2
TE Connectivity
TE Connectivity's NANOSMDC016F-2 is a PTC thermistor with 5 ohm resistance and 0.5 W power dissipation. It features dual-ended terminals, rated for 10 V AC voltage, ideal for overload protection applications. This surface-mount device has a rectangular package and operates up to 85°C temperature.
B72220P3301K101
TDK
The TDK B72220P3301K101 is a VARISTOR with 305J energy capacity, 385V operating voltage, and 1W power dissipation. It is used for surge protection in circuits with up to 300V RMS voltage. Ideal for applications requiring high transient voltage suppression in radial through-hole mounting setups.
RF2628-000
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: 1.25 ohm; Rated Power Dissipation (P): .45 W; Maximum Operating Temperature: 85 Cel; Shape (Package): DISK PACKAGE;
MF-SM075-2-99
Bourns
The Bourns MF-SM075-2-99 is a PTC resettable fuse with 1 ohm resistance and 30V operating voltage. It is used for overload protection in various applications. This surface mount thermistor has dual-ended terminals, rectangular package shape, and meets CSA, TUV, and UL standards.
RF2649-000
TE Connectivity's RF2649-000 is a PTC resettable fuse with resistance of 0.13 ohm and rated power dissipation of 2.5W. It is used for temperature sensing applications, featuring radial terminal placement and disk package shape for through hole mounting.
ASMD030F-2
TE Connectivity's ASMD030F-2 is a PTC resettable fuse with resistance of 0.98 ohm, operating voltage of 60V, and dual-ended terminal placement. Ideal for overcurrent protection applications, it has a max operating temperature of 85°C and min of -40°C. This SMT package features flat terminals and tin finish in a compact size suitable for surface mounting.
GA100K6A1B
TE Connectivity's GA100K6A1B is a 100000 ohm non-linear resistor with thermal sensitivity index of 4261 K. Ideal for temperature sensing applications, it has a max operating temperature of 125°C and radial terminal placement for chassis mounting.
B72214S0351K101
The TDK B72214S0351K101 is a VARISTOR with 80J energy capacity, 350V RMS voltage, and 460V operating voltage. It is used for surge protection in electronics, featuring radial terminal placement and metal oxide technology. Ideal for applications requiring high-energy absorption and circuit protection.
1206L020YR
1206L020YR by Littelfuse is a PTC resettable fuse with resistance of 0.65 ohm, operating voltage of 24V, and max temp of 85°C. It's used for overcurrent protection in SMT applications with dual-ended terminals and matte tin finish.
V275LA40APX10
V275LA40APX10 by Littelfuse is a 275V varistor with 140J energy capacity. It operates b/w -55°C to 125°C, ideal for temperature compensation applications. With radial terminal placement and metal oxide film technology, it offers reliable protection in bulk packaging.
SL321R036
Ametherm
Ametherm's SL321R036 is a 1 ohm NTC thermistor with 20% tolerance. It features radial terminal placement in a disk package, suitable for temperature sensing applications. With through-hole mounting and wire terminals, it offers precise thermal measurement capabilities.
B72214-S271-K101
TDK's B72214-S271-K101 varistor has a max energy capacity of 71J, operating voltage of 350V, and max circuit RMS voltage of 275V. Ideal for surge protection in applications requiring non-linear resistors with radial terminal placement and disk package shape.
TFPT0603L1000JV
Vishay Intertechnology
Vishay Intertechnology's TFPT0603L1000JV is a PTC thermistor with 100 ohm resistance, 5% tolerance, and 0.075 W power dissipation. It is used for temperature compensation in various applications due to its dual-ended terminal placement and rectangular package shape. With a wide operating temperature range from -55°C to 150°C, it offers reliable performance in diverse environments.
MF-MSHT110KX-2
Bourns MF-MSHT110KX-2 is a PTC resettable fuse with resistance of 0.05 ohm, operating voltage of 16V, and max temperature of 125°C. It is used for overcurrent protection in various applications such as automotive electronics and power supplies.
RXEF185K
TE Connectivity's RXEF185K is a PTC thermistor with 0.19 ohm resistance and 72V operating voltage. It offers overload protection in applications, featuring radial terminal placement and disk package shape. With CSA, TUV, UL certifications, it operates b/w -40°C to 85°C temperatures.
RF2622-000
PTC RESETTABLE FUSE; Mounting Type: THROUGH HOLE MOUNT; Resistance: 7.5 ohm; Rated Power Dissipation (P): .38 W; Maximum Operating Temperature: 85 Cel; Rated AC Voltage (URac): 60 V;
MF-RX160/72-0
The Bourns MF-RX160/72-0 is a PTC resettable fuse with resistance of 0.09 ohm and operating voltage of 72V. It is used for overcurrent protection in applications requiring radial terminal placement and through-hole mounting, with reference standards including CUL, TUV, and UL certifications.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
ERZV07D470
Panasonic
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .02 W; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Thermistor Application: SURGE PROTECTION;
ERZV07D470CS
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .02 W; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Maximum Circuit DC Voltage: 38 V;
ERZVF1M330
VARISTOR; Mounting Type: SURFACE MOUNT; Rated Power Dissipation (P): .02 W; Maximum Operating Temperature: 85 Cel; Terminal Finish: TIN OVER NICKEL; Terminal Placement: DUAL ENDED;
ERZV14D182
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .6 W; Maximum Operating Temperature: 85 Cel; Maximum Energy Absorbing Capacity: 510 J; Minimum Operating Temperature: -40 Cel;
ERZV14D182CS
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .6 W; Maximum Operating Temperature: 85 Cel; Shape (Package): DISK PACKAGE; Length (Package): 17 mm;
ERZV10D471
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .4 W; Maximum Operating Temperature: 85 Cel; Operating Voltage: 385 V; Minimum Operating Temperature: -40 Cel;
ERZV20D101
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): 1 W; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; JESD-609 Code: e3;
ERZVF2M101
VARISTOR; Mounting Type: SURFACE MOUNT; Rated Power Dissipation (P): .25 W; Maximum Operating Temperature: 85 Cel; Maximum Circuit RMS Voltage: 60 V; Terminal Placement: DUAL ENDED;
ERZV05D471
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .1 W; Maximum Operating Temperature: 85 Cel; Packing Method: BULK; Terminal Finish: TIN;
ERZV10D390
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .05 W; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; Package Style (Meter): Radial;
ERZV20D431
ERZV20D431 by Panasonic is a VARISTOR with 303J energy absorption, 275V RMS voltage, and 350V operating voltage. Ideal for SURGE PROTECTION applications due to its radial terminal placement and matte tin finish. Suitable for THROUGH HOLE MOUNT with CQC, CSA, UL, VDE certifications.
ERZV14D431
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .6 W; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Width (Package): 6 mm;
ERZV07D431
Panasonic ERZV07D431 is a VARISTOR with 40J energy capacity, 275V RMS voltage, and 350V operating voltage. Ideal for SURGE PROTECTION applications due to its radial terminal placement and disk package shape. With CQC, CSA, UL, VDE certifications, it offers reliable protection in a compact design.
ERZV10D751
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .4 W; Maximum Operating Temperature: 85 Cel; Operating Voltage: 615 V; No. of Terminals: 2;
ERZV05D220
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .01 W; Maximum Operating Temperature: 85 Cel; Thermistor Application: SURGE PROTECTION; Shape (Package): DISK PACKAGE;
ERZV14D431CS
The Panasonic ERZV14D431CS is a VARISTOR with 155J energy absorption, 275V RMS voltage, and 350V operating voltage. Ideal for surge protection in circuits with temperatures ranging from -40°C to 85°C. Suitable for THROUGH HOLE MOUNT applications due to its RADIAL terminal placement and DISK PACKAGE shape.
ERZV07D391
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .25 W; Maximum Operating Temperature: 85 Cel; Shape (Package): DISK PACKAGE; Operating Voltage: 320 V;
ERZV09D390
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .05 W; Maximum Operating Temperature: 85 Cel; Operating Voltage: 31 V; Width (Package): 4 mm;
ERZV10D471CS
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .4 W; Maximum Operating Temperature: 85 Cel; Terminal Shape: WIRE; JESD-609 Code: e3;
ERZV09D391
VARISTOR; Mounting Type: THROUGH HOLE MOUNT; Rated Power Dissipation (P): .4 W; Maximum Operating Temperature: 85 Cel; Terminal Placement: RADIAL; Reference Standard: CQC, CSA, UL, VDE;
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