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
B3B-PH-SM4-TB(LF)(SN) by J S T Mfg is a BOARD CONNECTOR with 0.079" pitch, 1A signal current rating, and 800VAC dielectric voltage. Ideal for applications requiring a male contact style, surface mount termination, and a total of 3 contacts on a rectangular PCB pattern.
Median Price
$0.466
Lifecycle Status
Suppliers In-Stock
40
In-Stock Inventory
1k+
TLC Electronics
1+ parts
$0.247
100+ parts
$0.235
1k+ parts
$0.225
10k+ parts
$0.215
Conrad
$0.412
-
Heilind Electronics
$0.527
$0.425
Mouser Electronics
$0.530
$0.383
$0.309
$0.276
Arrow
$0.591
$0.354
$0.303
Newark
$0.616
$0.454
$0.363
$0.344
TTI Europe
$0.234
Element14
$0.694
$0.664
Farnell
$0.387
$0.293
$0.258
Verical
$0.348
$0.280
Chip1Stop
$0.375
$0.255
$0.218
RS (Exports)
$0.473
$0.411
Interstate Connecting
$0.298
DF Sales Co.
$0.193
TME
$0.440
$0.305
$0.226
$0.170
Nova Conductors
$1.400
ComSIT Distribution GmbH
Vyrian
Chip Stock
Amar Radio Corporation
IBS Electronics
$0.351
$0.332
NAC Semi
$0.450
$0.415
Cyclops Electronics Ltd
Bristol Electronics
Diverse Electronics
VNN
Atlantic Semiconductor
Famous Connections Ltd
Semtec, LLC
PC Components Company LLC
Netsource Technology, Inc.
Florida Circuit
LIBRA Elektronik GmbH
Prism Electronics
Holdelec - ElecDif-Pro
Connector Distribution Corp
Right Parts Inc.
LWI Electronics Inc
Bisco
Semicontronic
$0.133
$0.130
$0.129
Ampacity Inc.
CoreStaff
$0.286
$0.165
$0.112
Argo Parts USA
$1.250
Netroflash
Corohmni
$2.025
Modulus Dynamics
$4.819
Advanced Electronics
$7.148
$6.505
$5.861
Aztec Data Supply Inc.
$8.627
Perfect Parts
Continental Prestige Electronics
$0.385
GreenTree Electronics
S.R.D Solutions
Kepictronics
EMSNET (Excess)
Lucentia Tech
$4.649
$4.554
Authorized Procurement Solutions
Allen Electronics Distributors
Robosynatics
Infinite Electronics LLP (Excess)
Computer Components Inc. - USA
Futuretech Components
The small mating contact pitch allows for close spacing of connectors on a PCB, increasing design flexibility and saving space.
The compact body length helps in designing smaller and more compact electronic devices.
High insulation resistance ensures reliable signal transmission and reduces the risk of signal interference.
The high dielectric withstanding voltage ensures safety and reliability in high voltage applications.
The TIN COPPER termination contact finish provides excellent conductivity and corrosion resistance, ensuring long-term performance.
With a maximum operating temperature of 85 °C, this product can withstand a wide range of temperature conditions.
The low minimum operating temperature of -25 °C allows for use in cold environments without performance issues.
The use of COPPER ALLOY for contacts ensures durability and electrical conductivity.
Headers & Edge Type Connectors B3B-PH-SM4-TB(LF)(SN) attributes and parameters. Explore more Headers & Edge Type Connectors devices from J S T Mfg
Additional Features:
Body Width:
Body Depth:
Body Length:
Connector Type:
Mating Contact Finish:
Termination Contact Finish:
Contact Gender:
Contact Material:
Contact Pattern:
Contact Resistance:
Contact Style:
DIN Conformance:
Dielectric Withstanding Voltage (V):
Filter Feature:
IEC Conformity:
Insulation Resistance:
Insulator Color:
Insulator Material:
JESD-609 Code:
MIL Conformity:
Mating Contact Pitch (inch):
Mating Info.:
Mixed Contacts:
Mounting Option-1:
Mounting Style:
Mounting Type:
No. of Connectors:
No. of PCB Rows:
No. of Rows Loaded:
Maximum Operating Temperature (Cel):
Minimum Operating Temperature:
Option:
PCB Contact Pattern:
PCB Contact Row Spacing (mm):
Rated Current - Signal:
Terminal Pitch (mm):
Termination Type:
Total No. of Contacts:
UL Flammability Code:
B3B-PH-SM4-TB(LF)(SN) Connectors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.69.40.40
SB
1N4148W-7-F
Multicomp Pro
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
STM32H753ZIT6
STMicroelectronics
STM32H753ZIT6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, offering 20-Ch 16-Bit ADC and 2-Ch 12-Bit DAC channels. With a clock frequency of up to 48 MHz, it is ideal for industrial applications requiring CAN, Ethernet, and USB connectivity. This microcontroller operates b/w -40°C to +85°C temperature range.
FDV303N
Fairchild Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Transistor Application: SWITCHING; JESD-609 Code: e3;
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.
FT232RL-REEL
FTDI
FTDI's FT232RL-REEL is a bus controller with 28 terminals, operating at 3.3V to 5.25V. It supports USB, VBUS, and UART buses with a data transfer rate of 60MBps. Ideal for industrial applications due to its CMOS technology and compatibility with RS232, RS422, and RS485 standards.
LL4148
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BAV99
Toshiba
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
STM32F401CDY6TR
STM32F401CDY6TR by STMicroelectronics is a 32-bit microcontroller with 393216 ROM words, 50 MHz clock frequency, and 36 I/O lines. It is used in applications requiring high-speed processing, such as industrial automation and consumer electronics.
OPA2277UA/2K5
Texas Instruments
OPA2277UA/2K5 by Texas Instruments is a dual operational amplifier with low offset voltage of 100 uV and micropower consumption of 0.004 uA. Ideal for industrial applications, it offers high common mode rejection ratio of 140 dB and unity gain bandwidth of 1 MHz. With a compact rectangular package style, it is suitable for surface mount designs in various electronic systems.
1N4148
Transys Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
ULN2803ADW
ULN2803ADW by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates b/w -40 to 85 °C and has a max supply voltage of 3 V. Ideal for applications requiring buffer or inverter-based peripheral drivers with sink current flow direction.
C0805C104K5RACTU
KEMET Corporation
KEMET C0805C104K5RACTU is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring compact size and reliable performance.
LM317T
Inchange Semiconductor
Other Regulators; No. of Terminals: 3; Surface Mount: NO; Technology: BIPOLAR; Minimum Output Voltage-1: 1.2 V; No. of Outputs: 1;
First Components International
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Operating Temperature: 200 Cel; Config: SINGLE; No. of Elements: 1;
Bytesonic Electronics
1N4148WT
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
EU2B-YS2J03C
Idec
ROTARY SWITCH;
SS14
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Rfe International
RECTIFIER DIODE; Surface Mount: NO; No. of Elements: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Forward Voltage (VF): 1 V; Config: SINGLE;
B340A-13-F
SPC TECHNOLOGY/ MULTICOMP
47553-0001
Molex
47553-0001 by Molex is a PCB connector with 0.1" pitch, gold over nickel finish, and 6 contacts. Ideal for commercial applications, it has a temperature range of -30 to 85°C and offers durability up to 2500 cycles.
15-91-1142
Molex 15-91-1142 is a 14-contact board connector with 0.1" pitch, suitable for commercial applications. Features include GLASS FILLED LIQUID CRYSTAL POLYMER insulator, 105°C max operating temp, and 15u plating thickness. Ideal for PCB mounting with solder holding posts, this male connector has a rectangular contact pattern and UL94V-0 flammability rating.
BM05B-GHS-TBT(LF)(SN)(N)
J S T Mfg
BM05B-GHS-TBT(LF)(SN)(N) by J S T Mfg is a 5-contact BOARD CONNECTOR with 0.049" pitch, POLYAMIDE insulator, and 500VAC dielectric voltage. Ideal for commercial applications, it features PHOSPHOR BRONZE contacts, TIN finish, and operates b/w -25 to 85 °C.
1473149-4
TE Connectivity
TE Connectivity's 1473149-4 is a CARD EDGE CONNECTOR with 200 contacts, POLYETHYLENE insulator, and 0.5A signal current rating. It has a mating contact pitch of 0.024", body length of 2.815", and operates b/w -55°C to 85°C. Ideal for board mounting applications requiring durable, right-angle female connectors with locking mechanism and UL94V-0 flammability rating.
2-640456-4
TE Connectivity 2-640456-4 is a 24-contact board connector with 0.1" pitch, suitable for commercial applications. Featuring tin finish, it has a rated current of 5A and operates b/w -55 to 105°C. Ideal for PCBs, this male plug connector offers reliable performance with UL94V-0 flammability rating.
B6P-VH(LF)(SN)
B6P-VH(LF)(SN) by J S T Mfg is a 6-contact BOARD CONNECTOR with 0.156" pitch, suitable for PCBs. Features include POLYAMIDE66 insulator, 1500VAC dielectric voltage, and -25 to 85°C operating range. Ideal for applications requiring high insulation resistance and signal current up to 10A.
1-640456-2
TE Connectivity 1-640456-2 is a board connector with 0.1" pitch, suitable for commercial applications. Featuring copper alloy contacts and glass-filled polyester insulator, it has a max operating temperature of 105°C. With a total of 12 contacts, this male plug connector is polarized and rated for 5A signal current.
09-50-3031
Molex 09-50-3031 is a board connector with 0.156" mating contact pitch, 0.464"x.25"x.625" body dimensions, and polyamide insulator material. It has 3 contacts, female gender, and bellowed type contact style for cable mounting applications. The UL-approved connector features a natural insulator color and locking mounting option for commercial reliability.
22-23-2061
The Molex 22-23-2061 is a board connector with 6 contacts, featuring a mating contact pitch of 0.1", insulation resistance of 1000000000 ohm, and termination contact finish in matte tin over nickel. It is used for PCB applications requiring a reliable connection with solder termination and rectangular contact pattern.
51021-1100
The Molex 51021-1100 is a board connector with 11 contacts, 0.049" pitch, and 0.61" body length. It has an insulation resistance of 100M ohm, operates b/w -40 to 85°C, and uses crimp termination. Ideal for commercial applications requiring reliable female connectors with locking mounting option.
PHR-6-Y
PHR-6-Y by J S T Mfg is a 6-contact BOARD CONNECTOR with 0.079" pitch, 2A signal current rating, and POLYAMIDE66 insulator. It has a dielectric voltage of 800VAC, operates b/w -25 to 85°C, and features FEMALE SQ PIN-SKT contacts for CABLE mounting applications.
307-074-422-268
Edac
Edac 307-074-422-268: Card edge connector with 74 contacts, 0.156" pitch, and 5A signal rating. Ideal for PCB applications requiring high insulation resistance (5000000000 ohm) and dielectric voltage withstand (2545VAC). Operating temperature range from -40 to 105 °C.
5055960601
BOARD CONNECTOR; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE;
50-57-9010
The Molex 50-57-9010 is a board connector with 10 contacts, 0.1" pitch, and 0.099" body width. It features glass-filled polyester insulator material and is UL94V-0 rated. Ideal for commercial applications requiring a reliable female SQ pin-skt contact style with crimp termination on cable mounting.
5-103961-9
TE Connectivity 5-103961-9 is a board connector with 10 contacts, rated at 3A signal current. It features a body length of 2", insulation resistance of 5G ohm, and dielectric voltage of 600VAC. Ideal for applications requiring a temperature range from -65 to +105°C.
45108-010030
3m Electronic Products Division
The 3M Electronic Products Division's 45108-010030 is a board connector with a mating contact pitch of 0.05", insulation resistance of 1G ohm, and dielectric voltage rating of 1250VAC. It has female contacts, operates b/w -65 to 125°C, and is suitable for commercial applications requiring reliable signal currents up to 2.5A.
DTM04-2P-E003
DTM04-2P-E003 by TE Connectivity is a 1.68" x 0.651" x 0.638" board connector with GLASS FILLED POLYAMIDE insulator material. It has a rated voltage of 250V and can operate in temperatures ranging from -55 to 125°C. This male connector with one port and two contacts is suitable for cable mounting applications.
FTSH-110-01-L-DV-K-P-TR
Samtec
Samtec's FTSH-110-01-L-DV-K-P-TR is a 20-contact board connector with a mating contact pitch of 0.05". It features a liquid crystal polymer insulator, matte tin termination finish, and gold mating contacts. Ideal for commercial applications requiring reliable connections in temperatures ranging from -55°C to 125°C.
1-640250-5
TE Connectivity 1-640250-5 is a board connector with 15 contacts, 0.156" pitch, and 6.5A signal current rating. It features glass-filled polyamide insulation, operates b/w -55 to 105°C, and has a durability of 25 cycles. Ideal for commercial applications requiring reliable female connectors with crimp termination in a polarized housing design.
DF11-10DP-2DSA(01)
Hirose Electric
The Hirose Electric DF11-10DP-2DSA(01) is a 10-contact board connector with 0.079" pitch, suitable for commercial applications. Featuring gold over nickel termination finish, it offers high durability with 50 cycles and insulation resistance of 1Gohm. With a dielectric voltage rating of 650VAC, this connector is ideal for PCB mounting in various electronic devices.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
B3B-PH-K-S(LF)(SN)
B3B-PH-K-S(LF)(SN) by J S T Mfg is a BOARD CONNECTOR with 0.079" pitch, 2A signal current rating, and 800VAC dielectric voltage. It has POLYAMIDE66 insulator, operates b/w -25 to 85 °C, and features TIN contact finish. Ideal for applications requiring reliable board-to-board connections in electronic devices.
B3B-PH-SM4-TBT(LF)(SN)
B3B-PH-SM4-TBT(LF)(SN) by J S T Mfg is a BOARD CONNECTOR with 3 contacts, made of COPPER ALLOY. It features Tin (Sn) over Copper (Cu) termination and has a terminal pitch of 2mm. Ideal for surface mount applications in headers & edge type connectors.
B3B-PH-K-S
B3B-PH-K-S by J S T Mfg is a 1-row loaded board connector with a total of 3 contacts. It has a terminal pitch of 2mm and uses solder termination. This connector is commonly used in applications requiring male contact gender and straight mounting style.
B3B-PH-SM4-TB
BOARD CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; IEC Conformity: NO; UL Flammability Code: 94V-0; JESD-609 Code: e3;
B3B-PH-K(LF)(SN)
BOARD CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Dielectric Withstanding Voltage (V): 800VAC; No. of Connectors: ONE; Maximum Operating Temperature (Cel): 85;
B3B-PH-K-K
BOARD CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Filter Feature: NO; DIN Conformance: NO; Terminal Pitch (mm): 2;
B3B-PH-K-L(LF)(SN)
BOARD CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Dielectric Withstanding Voltage (V): 800VAC; No. of Connectors: ONE; Total No. of Contacts: 3;
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