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
SINGLE COLOR LED; Color: HIGH INTENSITY RED; Minimum Operating Temperature: -20 Cel; T-code: T-1 3/4; Shape: ROUND; Maximum Operating Temperature: 100 Cel;
Median Price
$0.184
Lifecycle Status
Suppliers In-Stock
18
In-Stock Inventory
1k+
Chip1Stop
1+ parts
$0.056
100+ parts
-
1k+ parts
10k+ parts
Arrow
$0.084
Adafruit Industries
$0.215
$0.205
Conrad
$0.229
$0.196
Mouser Electronics
$0.400
$0.148
$0.121
DigiKey
$0.195
$0.147
Newark
$0.417
$0.213
$0.165
EBV Elektronik
Farnell
$0.149
$0.116
Element14
$0.140
Master Electronics
$0.081
$0.077
Verical
Nova Conductors
$0.125
NAC Semi
$0.410
ACDS - Activité Composants Distribution Service
Vyrian
Connector Distribution Corp
Right Parts Inc.
Semicontronic
$0.048
$0.047
Argo Parts USA
Netroflash
$0.119
Advanced Electronics
Continental Prestige Electronics
$0.408
$0.131
$0.091
Corohmni
$0.426
Aztec Data Supply Inc.
$0.617
CoreStaff
$0.670
$0.152
$0.113
QUARKTWIN TECHNOLOGY LTD
Eastek
Perfect Parts
Authorized Procurement Solutions
Visible LEDs TLHK5800 attributes and parameters. Explore more Visible LEDs devices from Temic Semiconductors
Color:
Configuration:
Maximum Forward Current:
No. of Functions:
Maximum Operating Temperature:
Minimum Operating Temperature:
Optoelectronic Type:
Shape:
Size:
T-code:
TLHK5800 Optoelectronics trade compliance attributes, and parameters.
HTS
8541.40.20.00
SB
SMBJ18CA
Hy Electronic
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN-2803A
Vishay Sprague
Vishay Sprague's ULN-2803A is an 8-bit peripheral driver with a max supply voltage of 3V. Featuring open-collector output characteristics, it offers built-in transient protections and operates b/w -20°C to 85°C. Ideal for applications requiring sink current flow direction, this rectangular-shaped driver has a terminal pitch of 2.54mm and turn-on/off time of 1us.
FDN5618P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .5 W; Transistor Element Material: SILICON; Moisture Sensitivity Level (MSL): 1;
2N7002
Continental Device India
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; Package Body Material: PLASTIC/EPOXY; JEDEC-95 Code: TO-236AB;
1N4148
Shenzhen Yixinsemi Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
M85049/85-08W02
Amphenol
CIRCULAR CONN ACCESSORY; Shell Sizes: 8; 9; IEC Conformity: NO; MIL-Connector Accessory Name: BAND LOCK ADAPTER; MIL Conformity: YES; DIN Conformity: NO;
STM8S003F3P6TR
STMicroelectronics
STM8S003F3P6TR by STMicroelectronics is an 8-bit microcontroller with a max clock frequency of 16 MHz. It features 1024 RAM bytes, 128 data EEPROM size, and 5-ch 10-bit ADC channels. Ideal for industrial applications requiring low power mode and connectivity via I2C, SPI, and UART interfaces.
CRG0805F10R
TE Connectivity
TE Connectivity's CRG0805F10R is a 10 ohm fixed resistor with 1% tolerance and 0.125 W power dissipation. It features thick film technology, SMT package style, and matte tin over nickel terminal finish. Ideal for surface mount applications in electronics, offering a temperature coefficient of 200 ppm/°C and operating voltage of 150 V.
Onsemi
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).
Cheng-yi Electronic
NDT2955
NDT2955 by Onsemi is a P-CHANNEL FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features a max IDM of 15A and EAS of 174mJ, suitable for ENHANCEMENT MODE operation. With a compact SMALL OUTLINE package and -55 to 150 °C operating range, it offers efficient power dissipation up to 3W.
1N4148WT
Diodes Incorporated
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Diotec Semiconductor Ag
KSZ9031RNXIA
Microchip Technology
KSZ9031RNXIA by Microchip is a 48-terminal Ethernet transceiver with data rate of 1000 Mbps. Operating temperature range from -40 to 85°C makes it suitable for industrial applications. This square-shaped chip carrier has a very thin profile and matte tin finish, ideal for network interfaces.
LL4148
Synsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
SS14+
Multicomp Pro
SS14+ by Multicomp Pro is a Schottky rectifier diode with a max output current of 1A and a reverse test voltage of 40V. It is designed for surface mount applications in electronic circuits, offering a small outline package style and dual terminal position. With a temperature range from -65°C to 150°C, it is suitable for various industrial and consumer electronics.
PIC18F4550-I/P
PIC18F4550-I/P by Microchip Technology 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 low power consumption and high-speed data processing. With 2048 RAM bytes and 256 Data EEPROM size, this CMOS technology-based microcontroller offers versatile performance in various embedded systems.
2N2222A
General Transistor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Jgd Semiconductors
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Polarity: BIDIRECTIONAL; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.2 V; Maximum Repetitive Peak Reverse Voltage: 18 V;
HSMS-C191
Broadcom
HSMS-C191 by Broadcom is a 1mm SINGLE COLOR LED with peak wavelength of 630nm. It has a max forward current of 0.02A and operates b/w -40 to 85°C. Ideal for applications requiring high efficiency red or orange light emission, such as in surface mount configurations.
555-2001F
Dialight
Dialight's 555-2001F is a 2mm single color LED with peak wavelength of 655nm. It has a max forward current of 0.05A and viewing angle of 90°. Ideal for applications requiring red light emission, such as indicator lights in electronic devices.
559-5101-007F
Dialight's 559-5101-007F is a 5mm red LED with peak wavelength of 650nm. It has a max forward current of 0.02A and viewing angle of 50°. Ideal for panel mount applications, this single color LED operates b/w -55 to 100 °C, offering a luminous intensity of 34.0mcd.
KRTBLSLPS1.32-VUVX-EQ+BTBV-D8+TXUV-L1-B
Osram Opto Semiconductors
Osram Opto Semiconductors' KRTBLSLPS1.32-VUVX-EQ+BTBV-D8+TXUV-L1-B is a 2.8mm TRIPLE COLOR LED with peak wavelengths of 634/526/462nm, suitable for visible applications. It has a max forward current of 0.03A, diffused lens type, and nominal luminous intensities of 1025.0/2351.0/543.5mcd, ideal for surface mount configurations in various electronic devices.
LST676-P2S1-1-Z
Osram Opto Semiconductors' LST676-P2S1-1-Z is a 2.4mm single color LED with peak wavelength of 645nm and max forward current of 0.03A. Ideal for applications requiring super red light emission, such as indicator lights in automotive or electronic devices.
XHP50B-00-0000-0D0BJ40E5
Cree Led
SINGLE COLOR LED;
HLMP-1301-E0002
HLMP-1301-E0002 by Broadcom is a 3mm single color LED with peak wavelength of 635nm. It has a max forward current of 0.03A and nominal luminous intensity of 4.95mcd. Ideal for applications requiring high efficiency red light emission, such as indicator lights in electronic devices.
HLMP-1301-E00A2
Agilent Technologies
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 4.95; Lens Type: DIFFUSED; Terminal Finish: Tin/Lead (Sn/Pb);
150060BS75000
Wuerth Elektronik & Kg
150060BS75000 by Wurth Elektronik is a SINGLE COLOR LED with a peak wavelength of 465nm and max forward current of 0.03A. With a viewing angle of 140°, it's ideal for applications requiring blue light in compact spaces like surface mount PCB designs.
LST676-R1S1-1
The Osram Opto Semiconductors LST676-R1S1-1 is a 2.4mm single color LED with peak wavelength of 645nm. It has a max forward current of 0.03A and viewing angle of 120°, making it ideal for applications requiring super red light emission in compact spaces. With a max operating temperature of 100°C and surface mounting feature, it offers reliable performance in various electronic devices.
HSME-C265
SINGLE COLOR LED; Mounting Feature: SURFACE MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 50.0; Lens Type: UNTINTED NONDIFFUSED; Terminal Finish: Tin/Lead (Sn/Pb);
LTST-C190CKT
Lite-on Technology
LTST-C190CKT by Lite-on Technology is a 1.1mm single color LED with peak wavelength of 660nm and max forward current of 0.025A. Ideal for applications requiring a red light source, such as indicator lights in electronic devices. With water clear lens and surface mounting feature, it offers a viewing angle of 130° for versatile usage.
LTST-C150KRKT
LTST-C150KRKT by Lite-on Technology is a single color LED with peak wavelength of 639nm and max forward current of 0.03A. Ideal for applications requiring a red/orange light source, this surface mount LED has a viewing angle of 130° and min luminous intensity of 130cd.
HSMQ-C190
HSMQ-C190 by Broadcom is a 1mm single color LED with peak wavelength of 520nm. With a viewing angle of 140° and luminous intensity of 145.0mcd, it's ideal for surface mount applications requiring green light emission at temperatures ranging from -40 to 85°C.
5710102100F
SINGLE COLOR LED; Terminal Finish: Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni); JESD-609 Code: e2;
597-3021-507F
Dialight's 597-3021-507F is a single color LED with peak wavelength of 650nm, forward current of 0.025A, and forward voltage of 2.8V. Ideal for surface mount applications, it emits red light with a viewing angle of 110° and luminous intensity of 6.3mcd.
LGR971-KN-1
Osram Opto Semiconductors' LGR971-KN-1 is a 1.3mm SINGLE COLOR LED with peak wavelength of 572nm, emitting GREEN light. With max forward current of 0.025A and viewing angle of 160°, it's ideal for surface mount applications requiring green-yellow illumination at temperatures ranging from -30 to 85°C.
597-3401-407NF
Dialight's 597-3401-407NF is a 2mm SINGLE COLOR LED with peak wavelength of 580nm. It has max forward current of 0.03A and viewing angle of 70°. Ideal for applications requiring yellow light emission, such as indicator lights in electronic devices.
HSMA-C190
HSMA-C190 by Broadcom is a 1mm single color LED with a peak wavelength of 595nm and a viewing angle of 170°. It is commonly used in surface mount applications for its amber color and max forward voltage of 2.4V.
XHP35B-00-0000-0D0BD40E7
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
TLHK5800
Telefunken Microelectronics
Visible LEDs; Lens Type: CLEAR; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Operating Temperature: 100 Cel; Maximum Forward Voltage: 2.6 V; Minimum Operating Temperature: -20 Cel;
Vishay Intertechnology
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 2500.0; Lens Type: UNTINTED NONDIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag);
Vishay Telefunken
TLHK4600
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 15.0; Lens Type: TINTED DIFFUSED; No. of Functions: 1;
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 15.0; Lens Type: CLEAR TINTED DIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag);
Visible LEDs; Terminal Finish: Tin/Lead (Sn/Pb); Minimum Operating Temperature: -40 Cel; Color At Wavelength: Red; Maximum Forward Voltage: 2.6 V; Maximum Operating Temperature: 100 Cel;
TLHK44R1S2
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 180.0; Lens Type: TINTED DIFFUSED; Viewing Angle: 60 deg;
TLHK42S1T2
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 315.0; Lens Type: TINTED NONDIFFUSED; No. of Functions: 1;
TLHK46Q1R2
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 125.5; Lens Type: TINTED DIFFUSED; Shape: ROUND;
TLHK5100
Temic Semiconductors
SINGLE COLOR LED; Configuration: SINGLE; Minimum Operating Temperature: -20 Cel; Maximum Operating Temperature: 100 Cel; Maximum Forward Current: .03 A; T-code: T-1 3/4;
TLHK5101
SINGLE COLOR LED; Minimum Operating Temperature: -20 Cel; Configuration: SINGLE; Color: RED; No. of Functions: 1; Maximum Forward Current: .03 A;
TLHK5102
SINGLE COLOR LED; No. of Functions: 1; Maximum Forward Current: .03 A; Configuration: SINGLE; Size: 5 mm; T-code: T-1 3/4;
SINGLE COLOR LED; No. of Functions: 1; Minimum Operating Temperature: -20 Cel; Maximum Forward Current: .03 A; Configuration: SINGLE; Size: 5 mm;
SINGLE COLOR LED; Terminal Finish: Tin/Silver (Sn/Ag); JESD-609 Code: e2; Maximum Operating Temperature: 100 Cel; Shape: ROUND; Color: RED;
SINGLE COLOR LED; Terminal Finish: Tin/Silver (Sn/Ag); No. of Functions: 1; JESD-609 Code: e2; Size: 5 mm; Minimum Operating Temperature: -20 Cel;
TLHK4200
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 100.0; Lens Type: NONDIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag);
TLHK5400
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 50.0; Lens Type: TINTED DIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag);
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Lens Type: UNTINTED NONDIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag); Maximum Forward Current: .03 A;
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 480.0; Lens Type: CLEAR UNTINTED NONDIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag);
Vishay Semiconductors
SINGLE COLOR LED; Mounting Feature: RADIAL MOUNT; No. of Terminals: 2; Nominal Luminous Intensity (mcd): 590.0; Lens Type: CLEAR UNTINTED NONDIFFUSED; Terminal Finish: Tin/Silver (Sn/Ag);
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