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
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: HSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
Median Price
$11.490
Lifecycle Status
Suppliers In-Stock
15
In-Stock Inventory
1k+
Newark
1+ parts
$5.220
100+ parts
1k+ parts
10k+ parts
-
Farnell
$8.310
$4.860
$4.660
Mouser Electronics
$7.090
$6.880
$6.460
DigiKey
$7.864
$6.850
Analog Devices Inc
$11.600
$5.922
$5.140
$5.588
Element14
$15.430
$11.550
$10.060
$8.750
Arrow
$5.529
Digiode
$4.959
Nova Conductors
$6.705
Chip Stock
Vyrian
Anansix
Cyclops Electronics Ltd
Sensible Micro Corp
Bristol Electronics
Aztec Data Supply Inc.
$2.290
Semicontronic
$3.990
$3.890
$3.870
Ampacity Inc.
$4.440
Corphita
$4.698
MARBEL Systems
$8.210
Vigor
$9.110
Texas Native Microelectronics
$9.437
$9.060
$8.776
$8.305
Kenton Components
$11.324
$9.965
Corohmni
$12.143
Advanced Electronics
$16.473
$15.649
Microchip USA
$18.774
Parana Technologies
$20.488
$19.054
IDEA Electronic Components Group
$22.030
$20.928
Qasali Group International
$25.480
$23.696
$22.422
DigiPath Technology Company
$34.367
$32.992
Authorized Procurement Solutions
QUARKTWIN TECHNOLOGY LTD
A-Z Elektronik GmbH
Argo Parts USA
Futuretech Components
iodParts Technologies Inc.
$6.887
$6.122
Continental Prestige Electronics
$5.180
Netroflash
$6.571
$6.370
$6.236
S.R.D Solutions
GreenTree Electronics
Switching Regulators & Controllers LT8302IS8E#TRPBF attributes and parameters. Explore more Switching Regulators & Controllers devices from Linear Technology
Other IC type:
Control Mode:
Control Technique:
Maximum Input Voltage:
Minimum Input Voltage:
Nominal Input Voltage:
JESD-30 Code:
JESD-609 Code:
Length:
No. of Functions:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Maximum Output Current:
Nominal Output Voltage:
Package Body Material:
Package Code:
Package Equivalence Code:
Package Shape:
Package Style (Meter):
Qualification:
Maximum Seated Height:
Sub-Category:
Surface Mount:
Switcher Config:
Maximum Switching Frequency:
Technology:
Temperature Grade:
Terminal Finish:
Terminal Form:
Terminal Pitch:
Terminal Position:
Width (mm):
LT8302IS8E#TRPBF Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
SB
8542.39.00.00
U.S. In July 2016, Analog Devices agreed to buy Linear Technology for 14.8 billion dollars. This acquisition was finalized on March 10, 2017. The Linear name survives as the "Power by Linear" brand that is used to market the combined power management portfolios of Linear Technology and Analog Devices.
1N4148WT
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
STM32F405RGT6TR
STMicroelectronics
STM32F405RGT6TR by STMicroelectronics is a 32-bit microcontroller with 64 terminals, operating at a max frequency of 26 MHz. It features DAC and ADC channels, along with DMA support. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities.
FDLL4148
Onsemi
FDLL4148 by Onsemi is a single rectifier diode with a max reverse recovery time of 0.004 us. With a max forward voltage of 1V and output current of 0.2A, it is ideal for applications requiring fast switching speeds in electronic circuits. The diode's glass package body material and isolated case connection make it suitable for surface mount designs operating at temperatures up to 175°C.
FDD5614P
Fairchild Semiconductor
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 42 W; Terminal Position: SINGLE; Terminal Form: GULL WING;
1N4148
Forward International Electronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Maximum Operating Temperature: 200 Cel; No. of Phases: 1;
LM358N
Motorola
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
BAV99
Rectron
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Leshan Radio
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM317T
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Maximum Output Current-1: 1.5 A; No. of Outputs: 1; Qualification Status: Not Qualified;
1N4148WS
General Instrument
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Linear Technology
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Operating Temperature (TJ-Min): 0 Cel; No. of Functions: 1; JESD-609 Code: e0;
2N7002
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Operating Mode: ENHANCEMENT MODE; Maximum Operating Temperature: 150 Cel; Terminal Form: GULL WING;
SZNUP2105LT1G
SZNUP2105LT1G by Onsemi is a Transient Suppression Device with 2 elements in a common anode configuration. It has a max non-repetitive peak reverse power dissipation of 350W and breakdown voltage of 29.1V. Ideal for applications requiring bidirectional polarity protection, such as automotive electronics and industrial equipment due to its AEC-Q101 compliance and high clamping voltage of 44V.
ERJ2RKF1002X
Panasonic
Panasonic's ERJ2RKF1002X is a fixed resistor with 10000 ohm resistance, 1% tolerance, and 0.1 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 compliance and operating temperature range of -55 to 155 °C.
BSS138-TP
Micro Commercial Components
BSS138-TP by Micro Commercial Components is a N-channel small signal FET with a min DS breakdown voltage of 50V and max drain current of 0.22A. It is commonly used in applications requiring enhancement mode operation, such as power management and switching circuits.
Frontier Electronics
MBRS340T3G
MBRS340T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.5V and output current of 4A. It operates b/w -65°C to 150°C, making it suitable for various applications requiring high-speed switching and low power loss in a small outline package. The diode's matte tin terminal finish and dual position make it ideal for surface mount PCB designs.
Changzhou Galaxy Century Microelectronics
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Minimum DS Breakdown Voltage: 60 V; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED; No. of Terminals: 3;
LM555CN
Texas Instruments
LM555CN by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V. It operates b/w 0°C to 70°C, making it suitable for commercial applications. This rectangular package IC has dual terminals and uses bipolar technology for pulse generation in various electronic circuits.
National Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
TPS563200DDCR
TPS563200DDCR by Texas Instruments is a switching regulator with 5.3A output current, 650kHz max frequency, and 7V max output voltage. Ideal for industrial applications requiring pulse width modulation control technique in a compact thin profile package.
LMZ35003RKGT
LMZ35003RKGT by Texas Instruments is a switching regulator with a max output current of 2.5A and a max input voltage of 50V, making it ideal for industrial applications. With a min output voltage of 2.5V and a max operating temperature of 85°C, this chip carrier package is suitable for various power management needs. Its buck-boost switcher configuration and high switching frequency of up to 1000kHz ensure efficient performance in compact designs.
LM2596TVADJG
LM2596TVADJG by Onsemi is a 5-terminal switching regulator with max output current of 7.5A and max input voltage of 40V. Ideal for automotive applications, it operates b/w -40 to 125°C, featuring a buck switcher config and voltage-mode control up to 180kHz frequency.
LM22672MR-ADJ/NOPB
Switching Regulator or Controllers; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES; Terminal Form: GULL WING;
LM3481MMX/NOPB
LM3481MMX/NOPB by Texas Instruments is a switching controller with a max output current of 1A and a max output voltage of 500V. It operates in current-mode control technique, suitable for automotive applications due to its wide temperature range. The package style is small outline with thin profile, making it ideal for space-constrained designs.
PTN78060WAD
PTN78060WAD by Texas Instruments is a switching regulator with 7 terminals, operating b/w -40 to 85°C. It offers an output voltage range of 2.5V to 12.6V and can handle up to 3A output current at a max frequency of 660kHz. Ideal for industrial applications requiring efficient buck switching regulators in compact microelectronic assemblies.
LM2574HVM-5.0/NOPB
LM2574HVM-5.0/NOPB by Texas Instruments is a voltage-mode switching regulator with a 3.3V min output and 37V max output, ideal for automotive applications. Operating b/w -40°C to 125°C, it has a max output current of 0.5A and supports pulse width modulation control technique at a frequency of up to 52kHz.
LM5116MHX/NOPB
SWITCHING CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 20; Package Code: HTSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM2676SX-5.0/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 7; Package Shape: RECTANGULAR; Surface Mount: YES; Switcher Config: BUCK;
LM2672MX-5.0/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM25011MYX/NOPB
LM25011MYX/NOPB by Texas Instruments is a switching regulator with a 12V nominal input voltage and 2A max output current. It operates in automotive-grade temperatures from -40 to 125°C, making it suitable for various automotive applications. With a compact square package style and dual terminal position, it offers high efficiency at up to 2000 kHz switching frequency.
LM2594M-3.3/NOPB
LM51561HQPWPRQ1
LM51561HQPWPRQ1 by Texas Instruments is a switching controller with a 12V nominal input voltage and 300V max output voltage. Operating in automotive-grade temperatures, it features a current-mode control technique and pulse width modulation for buck-boost configuration. With AEC-Q100 screening, this IC is ideal for automotive applications requiring high efficiency and compact design.
LM2841YMK-ADJL/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 6; Package Code: VSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
TL494CDR2G
TL494CDR2G by Onsemi is a 16-terminal switching controller with a max output current of 0.5A and a control mode of voltage-mode PWM. It operates b/w temperatures of 0 to 70°C, making it suitable for various commercial applications requiring pulse width modulation control techniques at frequencies up to 200kHz.
TPS54240DGQR
TPS54240DGQR by Texas Instruments is a switching regulator with 2.5A output current and 2500 kHz switching frequency. It operates b/w -40 to 125 °C, suitable for automotive applications. With a compact design of 3x3 mm, it supports buck configuration and pulse width modulation control mode.
LTC1983ES6-5#TRMPBF
Analog Devices
LTC1983ES6-5#TRMPBF by Analog Devices is a small outline, thin profile switched capacitor regulator with 6 terminals. It operates b/w 0-70°C and has a max switching frequency of 900 kHz. Ideal for applications requiring a nominal input voltage of 5V, such as portable electronic devices.
LMR33630ADDA
LMR33630ADDA by Texas Instruments is a switching regulator with 3A output current, 1V min output voltage, and 34V max output voltage. Ideal for automotive applications, it operates b/w -40 to 125°C and supports a wide input range of 3.8-36V.
MC34063AP1G
Shenzhen Changyuntong Ic Design
SWITCHING REGULATOR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
PLM5164QDDATQ1
PLM5164QDDATQ1 by Texas Instruments is a switching regulator with 8 terminals, operating at -40 to 150°C. It supports input voltage range of 6-100V and output voltage from 1.2-90V, delivering up to 1A current at a frequency of 1000kHz. Ideal for automotive applications due to its compact size and pulse width modulation control technique.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
LT8302ES8E#PBF
Analog Devices' LT8302ES8E#PBF is a current-mode switching regulator with 5.4A output current, 380kHz max switching frequency, and 3-42V input voltage range. Ideal for automotive applications due to its small outline package and wide temperature range (-40 to 125°C).
LT8302HS8E#PBF
LT8302HS8E#PBF by Analog Devices is a current-mode switching regulator with 5.4A output current, 380kHz max switching frequency, and 42V max input voltage. Ideal for automotive applications due to its small outline package and wide temperature range (-40°C to 150°C).
SWITCHING REGULATOR; No. of Terminals: 8; Package Code: HSOP; Package Shape: RECTANGULAR; Surface Mount: YES; Technology: BIPOLAR;
LT8302IS8E#PBF
LT8302IS8E#PBF by Analog Devices is a current-mode switching regulator with a max output current of 5.4A and a max input voltage of 42V, suitable for automotive applications. It operates at temperatures ranging from -40°C to 125°C, featuring a small outline package style and gull wing terminal form for compact designs. With a buck-boost switcher configuration and resonant control technique, it offers efficient power management up to 380kHz switching frequency.
LT8302ES8E#TRPBF
LT8302IS8E#TRPBF
LT8302IS8E#TRPBF by Analog Devices is a switching regulator with a max output current of 5.4A and a max input voltage of 42V. It is commonly used in automotive applications due to its temperature grade and small package size.
LT8301ES5#TRPBF
LT8301ES5#TRPBF by Analog Devices is a 5V switching regulator with max output current of 1.55A and max input voltage of 42V. Ideal for automotive applications, it operates in temp range -40 to 125 °C and has a compact rectangular package style suitable for surface mount assembly.
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 5; Package Code: VSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LT8390EUFD#PBF
Analog Devices' LT8390EUFD#PBF is a current-mode switching controller with 28 terminals in a rectangular chip carrier package. It operates b/w -40°C to 125°C, suitable for automotive applications. With a wide input voltage range of 4V to 60V and max switching frequency of 630kHz, it's ideal for buck-boost configurations.
SWITCHING CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 28; Package Code: HVQCCN; Package Shape: RECTANGULAR; Surface Mount: YES;
LT8301IS5#TRPBF
LT8301IS5#TRPBF by Analog Devices is a 5V switching regulator with a max output current of 1.55A and a max input voltage of 42V. It operates in automotive-grade temperatures from -40 to 125°C, making it suitable for various applications requiring efficient power management in compact spaces. The IC features a buck-boost switcher configuration and offers a high switching frequency of up to 430kHz, ideal for space-constrained designs that demand reliable performance.
LT8301ES5#TRMPBF
LT8301ES5#TRMPBF by Analog Devices is a 5V switching regulator with max output current of 1.55A and max input voltage of 42V. Ideal for automotive applications, it operates b/w -40 to 125 °C, in a small outline package with dual terminals.
LT8301HS5#TRMPBF
LT8302MPS8E#PBF
LT8302MPS8E#PBF by Analog Devices is a current-mode switching regulator with max output current of 5.4A and max input voltage of 42V. Ideal for military applications, it operates b/w -55 to 150°C, featuring resonant control and buck-boost switcher config in a small outline package.
SWITCHING REGULATOR; No. of Terminals: 8; Package Code: HSOP; Package Shape: RECTANGULAR; Surface Mount: YES; Switcher Config: BUCK;
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