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
STA50213TR by STMicroelectronics is an audio amplifier IC with 30V power supply, 36 terminals, and BCDMOS technology. It operates b/w 0-70 °C, has a small outline package shape, and matte tin terminal finish. Ideal for audio and video amplification applications in commercial-grade electronics.
Median Price
-
Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
1k+
Vyrian
1+ parts
100+ parts
1k+ parts
10k+ parts
Digiode
Anansix
IDEA Electronic Components Group
$3.086
$2.777
MKK Technologies
$5.802
DigiPath Technology Company
A-Z Elektronik GmbH
Authorized Procurement Solutions
Parana Technologies
$3.689
Kepictronics
Assy Fe
Corphita
PLASTIC/EPOXY material ensures durability and protection for the amplifier components, making it a reliable choice for long-term use.
Surface mount capability allows for easy integration into various electronic devices, offering flexibility in design and installation.
Rectangular package shape enables compact and efficient placement of the amplifier, saving space in electronic devices.
Support for 30V power supplies provides sufficient power output for audio amplification, delivering clear and strong sound.
With a maximum operating temperature of 70 °C, this amplifier can withstand heat and perform reliably in various environments.
Utilizing BCDMOS technology enables efficient power management and low noise amplification, ensuring high-quality audio output.
Fine terminal pitch of 0.635 mm allows for precise connections and compact design, facilitating easy installation in electronic systems.
Audio & Video Amplifiers STA50213TR attributes and parameters. Explore more Audio & Video Amplifiers devices from STMicroelectronics
General IC Type:
JESD-30 Code:
JESD-609 Code:
No. of Functions:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Code:
Package Equivalence Code:
Package Shape:
Package Style (Meter):
Power Supplies (V):
Qualification:
Sub-Category:
Surface Mount:
Technology:
Temperature Grade:
Terminal Finish:
Terminal Form:
Terminal Pitch:
Terminal Position:
STA50213TR General Purpose ICs trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.33.00.01
SB
8542.33.00.00
STMicroelectronics is a global leader in the semiconductor manufacturing industry, with over 35 years of experience providing innovative and advanced technologies for customers around the world. Headquartered in Netherlands, STMicroelectronics has more than 51,323 employees worldwide and operates across 32 countries all over Europe, Asia-Pacific and the Americas. The company’s portfolio includes integrated circuits, discrete components, application-specific standard products, and computer chipsets. STMicroelectronics serves a wide range of industries such as automotive, consumer markets, healthcare and industrial applications.
President, CEO
Jean-Marc Chery
President, CFO, Finance, Purchasing,Enterprise Risk Management & Resilience
Lorenzo Grandi
President, Sales & Marketing
Jerome Roux
Castelletto
Fabrication
Fab Initiation
1968
Italy
Wafer Capacity
SGFAB AMK 6
2000
Singapore
29,000
AG200
Agrate Brianza
14,000
RST 8
France
Rousset
35,000
Crolles 1
1993
Crolles
30,000
Crolles 2-ext. mod 5
Crolles 2-ext. mod 2
2022
Crolles 2-ext. mod 3
2023
Crolles 2
2004
28,000
1985
SiC Fab
2006
Sweden
Norrköping
10,000
Fab 3
2005
Tours
2,000
Fab 1 & Fab 2
1978
55,000
Fab 2
1997
Catania
SGFAB-AMK 6E
2003
145,000
SGFAB-AMJ 9
1984
152,000
AG300 (R3)
1980
25,000
1987
34,000
AG300
2024
Crolles 2-ext. mod 1
2020
Fab 1 6-inch fab
2013
11,000
SiC 6-inch line
2021
2,500
200mm GaN
2018
SGFAB-AMK 8
2001
Crolles 2- JV Fab
SGFAB-AMK 6
2016
38,125
SGFAB-AMK 2E
2010
20,000
Silicon Carbide A.B.
SiC wafer/EPI Fab
SiC Device Fab
2025
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.
BSS138
Vishay Semiconductors
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Package Style (Meter): SMALL OUTLINE; Package Shape: RECTANGULAR; Transistor Application: SWITCHING;
ST3485EBDR
STMicroelectronics
ST3485EBDR by STMicroelectronics is a Line Driver & Receiver with 3.3V power supply, EIA-422/EIA-485 interface standard, and 30ns max transmit delay. It is ideal for industrial applications requiring differential output and operates in temperatures ranging from -40 to 85°C.
2N7002
Promax-johnton
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Terminal Form: GULL WING; Maximum Drain-Source On Resistance: 7.5 ohm; Minimum DS Breakdown Voltage: 60 V;
LL4148
Vishay Intertechnology
Vishay Intertechnology's LL4148 diode features a max reverse recovery time of 0.004 us, forward voltage of 1 V, and output current of 0.15 A. Ideal for rectification applications in electronics due to its high efficiency and low power dissipation capabilities.
Teledyne Components
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; JESD-30 Code: R-PDSO-G3; Maximum Operating Temperature: 150 Cel; No. of Terminals: 3;
SMBJ18CA
Synsemi
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
EU2B-YS3103F
Idec
ROTARY SWITCH;
MBRS3200T3G
MBRS3200T3G by Onsemi is a Schottky rectifier diode with a max output current of 3A and a max forward voltage of 0.59V. It operates in temperatures ranging from -65°C to 175°C, making it suitable for power applications. The diode has a peak repetitive reverse voltage of 200V and is designed for surface mount installation in electronic circuits.
1N4148WS
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Aeroflex/metelics
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Collector Current (IC): .8 A; Package Shape: ROUND; Transistor Application: SWITCHING;
Raytheon Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Minimum DC Current Gain (hFE): 100; Maximum Turn On Time (ton): 35 ns;
Fairchild Semiconductor
SS14
Surge Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
M39029/58-360
Glenair
CONNECTOR ACCESSORY; Contact Gender: MALE; Material: COPPER ALLOY; IEC Conformity: NO; MIL-Connector Accessory Name: CONTACT; MIL Conformity: YES;
RC0805FR-0710RL
Yageo
Yageo's RC0805FR-0710RL is a 10 ohm SMT fixed resistor with 1% tolerance and 0.125 W power dissipation. With a temperature range of -55 to 155 °C, it suits applications requiring precise resistance values in compact surface mount designs.
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BSS138W-7-F
Multicomp Pro
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Transistor Element Material: SILICON; No. of Elements: 1;
DRV5053VAQLPG
Texas Instruments
Texas Instruments DRV5053VAQLPG is a magnetic field sensor with 2.5-38V supply voltage range, -40 to 125°C operating temperature, and 0-2V output. Ideal for applications requiring Hall effect sensors like automotive, industrial automation, and robotics due to its compact size (1.52" x 4mm) and high output current capability of 2.3A.
Supertex
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; No. of Elements: 1; Maximum Feedback Capacitance (Crss): 5 pF;
TPA3001D1PWPG4
TPA3001D1PWPG4 by Texas Instruments is an audio amplifier IC with 20W output power, 36dB gain, and a bandwidth of 0.02kHz. It operates in industrial temperature range (-40 to 85°C) and requires supply voltage b/w 8-18V. Ideal for compact audio applications requiring high-quality sound amplification.
TDA7265B
TDA7265B by STMicroelectronics is a Class AB audio amplifier with 30W output power. It operates on +-23V supplies, has 2 channels, and offers a gain of 29dB. Ideal for audio applications requiring high-quality sound amplification in a compact rectangular package.
THS4081ID
THS4081ID by Texas Instruments is a video amplifier with a nominal bandwidth of 175 kHz. It operates at temperatures ranging from -40 to 85°C and has a small outline package style. This audio & video amplifier has a max supply voltage of 30V and is commonly used in industrial applications.
TPA0253DGQRG4
TPA0253DGQRG4 by Texas Instruments is a Class AB audio amplifier with 1W output power, 0.1% harmonic distortion, and 93dB noise figure. Ideal for industrial applications, it operates b/w -40 to 85°C with a supply voltage range of 2.5-5.5V in a small outline package suitable for surface mount assembly.
SSM2305RMZ-REEL7
Analog Devices
Analog Devices' SSM2305RMZ-REEL7 is a Class D audio amplifier with 10% harmonic distortion, 2.8W output power, and 18dB gain. It operates b/w -40 to 85°C, suitable for industrial applications requiring small outline amplifiers with a supply voltage range of 2.5V to 5.5V.
TPA2012D2RTJRG4
TPA2012D2RTJRG4 by Texas Instruments is an audio amplifier with 10% harmonic distortion, 2.1W output power, and 24dB gain. It is ideal for industrial applications requiring a compact design with a low noise figure of 95dB and operates in temperatures ranging from -40 to 85°C.
TS4990IQT
STMicroelectronics' TS4990IQT is a square-shaped audio amplifier IC with 1.2W output power, 1% harmonic distortion, and operates b/w -40 to 85°C. It has a small outline package style, matte tin finish, and dual terminal position suitable for industrial applications requiring high-quality audio amplification in compact devices.
MC34119DR2
Motorola
MC34119DR2 by Motorola is an audio amplifier IC with 0.4W output power and 10% harmonic distortion. It operates b/w -20°C to 70°C, suitable for commercial applications. The small outline package has a gull wing terminal form and requires a min supply voltage of 2V up to a max of 16V.
LM386N-3
LM386N-3 by Texas Instruments is an audio amplifier IC with 8 terminals, offering a gain of 46 dB and nominal output power of 0.7 W. It operates b/w temperatures of 0 to 70°C, making it suitable for various commercial audio applications due to its low harmonic distortion of 10%.
D2-81435-LR
Renesas Electronics
CLASS D AUDIO AMPLIFIER; JESD-609 Code: e3; Terminal Finish: MATTE TIN; Moisture Sensitivity Level (MSL): 3; Maximum Time At Peak Reflow Temperature (s): 30; Peak Reflow Temperature (C): 260;
MAX9792AETI+
Analog Devices' MAX9792AETI+ is a Class D audio amplifier with 2 channels, operating at 5V. With a nominal output power of 0.18W and a bandwidth of 20Hz, it's ideal for industrial applications requiring compact design and low power consumption. This surface-mount chip carrier package has a very thin profile, making it suitable for space-constrained audio and video amplification projects.
TDA2030A
TDA2030A by STMicroelectronics is a 5-terminal audio amplifier IC with a max supply current of 80mA. It comes in an IN-LINE package style with terminals in ZIG-ZAG position and THROUGH-HOLE form. Ideal for audio applications requiring efficient amplification in a compact PLASTIC/EPOXY package.
AD8002ARZ-RL
AD8002ARZ-RL by Analog Devices is a video amplifier with 2 channels and 600 kHz bandwidth. It operates b/w -40 to 85°C, with supply voltage range of 3-6V. Ideal for audio/video applications requiring small outline package and surface mount capability.
MAX9736AETJ+
Analog Devices' MAX9736AETJ+ is a Class D audio amplifier with 30W output power, suitable for industrial applications. Operating at temperatures from -40 to 85°C, it requires a supply voltage of 4.5-5.5V and draws a max current of 50mA. This surface-mount chip carrier package has a compact square shape measuring 7x7mm, making it ideal for space-constrained audio and video amplification projects.
TLV320AIC3107IRSBT
TLV320AIC3107IRSBT by Texas Instruments is an audio amplifier IC with 2 channels, 1.77% harmonic distortion, and 0.02 kHz bandwidth. It operates in industrial temperature range (-40 to 85 °C) with power supplies of 1.8-3.3 V, suitable for audio and video amplification applications.
MAX9813LEKA-T
Maxim Integrated
MAX9813LEKA-T by Maxim Integrated is an audio amplifier IC with 8 terminals, operating voltage of 2.7-3.6V, and gain of 20dB. Ideal for industrial applications requiring a compact package style, low profile design, and wide temperature range from -40 to 85°C. Its BICMOS technology ensures high performance in audio and video amplification tasks.
MAX9759ETE+
CLASS D AUDIO AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 16; Package Code: HVQCCN; Package Shape: SQUARE;
NJM12904M
New Japan Radio
NJM12904M by New Japan Radio is an audio amplifier IC with 2 functions, operating at -40 to 85°C. It has a small outline package with 8 terminals and Gull Wing form. Suitable for industrial applications requiring a supply voltage of 2-14V, it's ideal for compact audio amplification systems.
TDF8599ATH/N2CY
NXP Semiconductors
NXP Semiconductors' TDF8599ATH/N2CY is a Class D audio amplifier with 135W output power, 10% harmonic distortion, and 26dB gain. It has a small outline package with 36 terminals suitable for industrial applications. Operating temperature ranges from -40 to 85°C making it ideal for audio and video amplification needs.
TPA751DGN
TPA751DGN by Texas Instruments is an audio amplifier with 0.5% harmonic distortion, 3.3/5 V power supplies, and 0.7 W nominal output power. It is a small outline IC suitable for industrial applications requiring a compact design and low power consumption. The package material is plastic/epoxy with surface mount capability and dual terminal position.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
STA540
CLASS AB AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 15; Package Code: ZIP; Package Shape: RECTANGULAR;
STA51013TR
AUDIO AMPLIFIER;
STA530
AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 27; Package Code: SZIP; Package Shape: RECTANGULAR;
STA516B
AUDIO/VIDEO AMPLIFIER;
STA529Q
AUDIO AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 52; Package Code: HVQCCN; Package Shape: SQUARE;
STA515W
AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 36; Package Code: SSOP; Package Shape: RECTANGULAR;
STA540SA
AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 19; Package Shape: RECTANGULAR; Nominal Output Power: 20 W;
STA508TR
AUDIO AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 36; Package Code: SSOP; Package Shape: RECTANGULAR;
STA510D
AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 36; Package Code: HSSOP; Package Shape: RECTANGULAR;
STA516B13TR
STA516BE13TR
STA529B
AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: BALL; No. of Terminals: 48; Package Code: TFBGA; Package Shape: SQUARE;
STA5150
STA5100
STA516BETR
STA515W13TR
STA510
AUDIO AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 27; Package Code: ZIP; Package Shape: RECTANGULAR;
STA515
STA529
AUDIO AMPLIFIER; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 48; Package Code: TFBGA; Package Shape: SQUARE;
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