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
MP6534GU-Z by Monolithic Power Systems is a Motion Control IC with 40 terminals, operating voltage range of 5-55V. Ideal for automotive applications, it features a square package shape, adjustable threshold, and operates in temperatures from -40 to 125°C.
Median Price
$3.950
Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
1k+
Monolithic Power Systems
1+ parts
100+ parts
$2.960
1k+ parts
-
10k+ parts
Vyrian
Nova Conductors
Semicontronic
$3.360
$3.276
$3.259
Ampacity Inc.
Aztec Data Supply Inc.
$6.850
AZTECH Wire
$15.330
Corohmni
$16.611
Authorized Procurement Solutions
Kepictronics
Continental Prestige Electronics
Argo Parts USA
Bastille Electronics
GreenTree Electronics
Formix International (Excess)
This allows for easy and efficient installation onto printed circuit boards, saving time and effort during manufacturing.
With a nominal supply voltage of 24V, this motion control IC is optimized for a wide range of applications that require higher voltage levels, providing versatility and compatibility.
The package style of chip carrier, heat sink/slug, and very thin profile helps in efficient heat dissipation while occupying minimal space, making it suitable for compact applications.
The high maximum operating temperature of 125°C ensures reliability and stability even under extreme environmental conditions, making it suitable for industrial and automotive applications.
The quad terminal position allows for easy connectivity and integration into circuit designs, simplifying installation and reducing the risk of errors.
With a minimum supply voltage of 5V, this motion control IC can operate efficiently even at lower voltage levels, providing flexibility in power source requirements.
The automotive temperature grade indicates that this motion control IC is designed to meet the stringent requirements and standards for automotive applications, ensuring reliability and durability in harsh automotive environments.
The high maximum supply voltage of 55V allows for compatibility with a wide range of power sources, making it suitable for diverse applications requiring higher voltage levels.
The adjustable threshold feature allows for customization and fine-tuning of the motion control parameters, enabling precise control and optimization of motor performance as needed.
Motion Control ICs MP6534GU-Z attributes and parameters. Explore more Motion Control ICs devices from Monolithic Power Systems
Adjustable Threshold:
Other IC type:
JESD-30 Code:
Length:
No. of Channels:
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):
Peak Reflow Temperature (C):
Maximum Seated Height:
Maximum Supply Voltage (Vsup):
Minimum Supply Voltage (Vsup):
Nominal Supply Voltage (Vsup):
Surface Mount:
Temperature Grade:
Terminal Form:
Terminal Pitch:
Terminal Position:
Maximum Time At Peak Reflow Temperature (s):
Width (mm):
MP6534GU-Z Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
SB
8542.39.00.00
It started with a vision. Michael Hsing, pioneering engineer and CEO, founded Monolithic Power Systems, Inc. in 1997 with the belief that an entire power system could be integrated onto a single chip. Under his leadership, MPS has succeeded not only in developing a monolithic power module that truly integrates an entire power system in a single package, but also it continues to defy industry expectations with its patented groundbreaking technologies. We make power design fun! With our innovative proprietary technology processes, we thrive on re-imagining and re-defining the possibilities of high-performance power solutions in industrial applications, telecom infrastructures, cloud computing, automotive, and consumer applications. We are creative thinkers. We break boundaries. We take technology to new levels. As a leading international semiconductor company, Monolithic Power Systems (MPS) creates cutting-edge solutions to improve the quality of life with green, easy-to-use products.
LM107H
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Code: TO-99; Package Shape: ROUND;
SMBJ18CA
Diodes Incorporated
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358DT
STMicroelectronics
LM358DT by STMicroelectronics is a dual operational amplifier with a max input offset voltage of 9000 uV. It operates at a nominal voltage of 5V and has a min voltage gain of 25000. This amplifier is commonly used in applications requiring high precision and low power consumption.
LL4148
Micronas Semiconductor Holding Ag
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Output Current: .2 A; Maximum Forward Voltage (VF): 1.2 V;
MMBT3906LT1G
Onsemi
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
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;
AMS1117-3.3
Advanced Monolithic Systems
AMS1117-3.3 by Advanced Monolithic Systems is a fixed positive single output LDO regulator with 1A max output current, 3% voltage tolerance, and 1.3V dropout voltage. Ideal for applications requiring stable 3.3V supply in compact designs due to its small outline package and excellent load regulation of 0.025%.
MBRS360T3G
MBRS360T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.63V and a max output current of 3A. It is designed for applications requiring high-speed switching and low power loss, making it suitable for use in various electronic devices.
OPA2277UA/2K5E4
Texas Instruments
OPA2277UA/2K5E4 by Texas Instruments is a dual operational amplifier with low-offset and micropower features. It has a max input offset voltage of 100uV, nominal common mode reject ratio of 140dB, and min slew rate of 0.8V/us. Ideal for industrial applications requiring precise signal amplification in compact designs.
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.
SS14
Dc Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
CRCW06031K00FKEAHP
Vishay Intertechnology
Vishay Intertechnology's CRCW06031K00FKEAHP is a fixed resistor with 1000 ohm resistance, 1% tolerance, and 0.33 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 standard compliance and operating voltage of 75 V.
STM32F405RGT6TR
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.
DS18B20U+
Analog Devices
DS18B20U+ by Analog Devices is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, offering ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
1N4148WS
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Semtech Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
CRCW06030000Z0EAHP
Vishay Intertechnology's CRCW06030000Z0EAHP is a 0 ohm jumper resistor with METAL GLAZE/THICK FILM tech. Operating temp range -55 to 155 °C, it's SMT package style makes it ideal for automotive applications meeting AEC-Q200 standard.
Taitron Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
DRV8323HRTAR
DRV8323HRTAR by Texas Instruments is a Motion Control IC with 40 terminals, operating voltage range of 6-60V, and max output current of 1A. Ideal for automotive applications, it features a temp range of -40 to 125°C and package style in CHIP CARRIER form.
A3987SLPTR-T
Allegro MicroSystems
Allegro MicroSystems' A3987SLPTR-T is a Motion Control IC with 24 terminals, operating voltage of 3-50V, and output current up to 1.5A. Ideal for stepper motor control applications due to its compact size, NMOS technology, and dual terminal position.
TLE4726GXUMA1
Infineon Technologies
TLE4726GXUMA1 by Infineon is a Motion Control IC for automotive applications. It operates at 5V with a max output current of 1A. With a temp range of -40 to 125°C, it's ideal for stepper motor control in compact designs.
DRV8833PWP
DRV8833PWP by Texas Instruments is a Motion Control IC with 16 terminals, operating voltage of 2.7-10.8V, and max output current of 2A. Ideal for brush DC motor control applications, it has a temp range of -40 to 85°C and compact rectangular package style.
MC33035PG
MC33035PG by Onsemi is a 24-terminal motion control IC with a supply voltage range of 10-30V. It operates in industrial temperatures (-40 to 85°C) and controls brushless DC motors with a max output current of 0.1A. The rectangular plastic/epoxy package has dimensions of 31.69mm x 7.62mm x 4.44mm, making it suitable for various motor control applications.
FNB34060T6
FNB34060T6 by Onsemi is a Motion Control IC with 27 terminals, operating b/w -40 to 125°C. It features a nominal voltage of 15V and max supply current of 6mA. Ideal for automotive applications as a Brushless DC Motor Controller in a rectangular package style.
L6470H
L6470H by STMicroelectronics is a Motion Control IC with 28 terminals, operating at supply voltages of 3.3/5V and up to 45V. It features a max output current of 7A, suitable for stepper motor control applications. The package style is small outline with a heat sink, making it ideal for compact designs requiring precise motion control.
SI9986DY-T1
Siliconix
Motion Control Electronics; Temperature Grade: INDUSTRIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
DRV8834RGET
DRV8834RGET by Texas Instruments is a Motion Control IC with 2.5-10.8V supply, 2.2A output current, and -40 to 85°C operating temp. Ideal for brush DC motor control applications due to its compact square package and quad terminal position.
MC33926PNB
NXP Semiconductors
MC33926PNB by NXP Semiconductors is a motion control IC with 1 function. It operates at a nominal voltage of 8V and can handle power supplies ranging from 8V to 28V. This automotive-grade IC is suitable for brush DC motor control applications.
A5979GLPTR-T
Allegro MicroSystems' A5979GLPTR-T is a Motion Control IC with 28 terminals, operating temperature range of -40 to 105°C. It's a Stepper Motor Controller with max output current of 2.8A, suitable for industrial applications requiring precise motion control in compact spaces.
DRV8343SPHPRQ1
DRV8343SPHPRQ1 by Texas Instruments is a Motion Control IC with 48 terminals, operating voltage range of 5.5V to 24V, and max output current of 1A. Ideal for automotive applications, this IC features a compact square package design suitable for brushless DC motor control systems.
DRV8805DWR
Texas Instruments' DRV8805DWR is a motion control IC with 20 terminals, operating at -40 to 85°C. It supports stepper motor control with a supply voltage range of 8.2-60V and output current up to 0.02A, making it ideal for industrial applications requiring precise motion control in compact spaces.
TLE52062GAUMA1
Infineon's TLE52062GAUMA1 is a BCDMOS Motion Control IC for brush DC motors. It operates at 6-40V with 6A output current, in a small outline package measuring 10x9.25mm. Suitable for various motion control applications requiring precise voltage regulation and high current handling capabilities.
DRV8353FHRTAR
DRV8353FHRTAR by Texas Instruments is a Motion Control IC with 40 terminals, operating at -40 to 125 °C. It features a max supply voltage of 100V and output current of 1A, suitable for automotive applications. This chip carrier has a very thin profile and is surface mountable, making it ideal for brushless DC motor control in compact designs.
DRV8872DDAR
DRV8872DDAR by Texas Instruments is a motion control IC with 8 terminals and a supply voltage range of 6.5V to 45V. It offers a max output current of 3.6A, making it suitable for brush DC motor control applications in automotive environments. With a compact rectangular package style and low profile design, it can operate in temperatures ranging from -40°C to 125°C.
DRV8908QPWPRQ1
DRV8908QPWPRQ1 by Texas Instruments is a Motion Control IC with 24 terminals and a supply voltage range of 3V to 5.5V. It operates in temperatures from -40°C to 125°C, making it suitable for automotive applications. With a compact design and gull wing terminal form, it offers efficient control for brush DC motors in tight spaces.
STSPIN830
STSPIN830 by STMicroelectronics is a Motion Control IC with 24 terminals, operating voltage range of 7-45V. It's a Brushless DC Motor Controller in a square chip carrier package suitable for surface mount applications. With a compact size of 4x4mm and low supply current of 3mA, it's ideal for various motion control systems.
DRV8889QPWPRQ1
DRV8889QPWPRQ1 by Texas Instruments is a Motion Control IC with 24 terminals, operating voltage range of 4.5V to 45V, and temperature range from -40°C to 125°C. It is designed for automotive applications as a stepper motor controller with surface mount capability in a small outline package.
TMC2300-LA
Trinamic Motion Control & Kg
STEPPER MOTOR CONTROLLER; No. of Terminals: 20; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES; Width (mm): 3 mm;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
MP6540HGU-A-Z
BRUSHLESS DC MOTOR CONTROLLER;
MP6540HGU-Z
MP6540HGU
MP6513GJ-Z
MP6513GJ-Z by Monolithic Power Systems is a Motion Control IC with 6 terminals, operating voltage range of 2.5V to 21V, and temperature range from -40°C to 125°C. It is designed for stepper motor control applications in automotive systems due to its small outline package and surface-mount capability.
MP6550GG-Z
BRUSH DC MOTOR CONTROLLER;
MP6540AGU-Z
BRUSHLESS DC MOTOR CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 26; Package Code: VQCCN; Package Shape: SQUARE; Surface Mount: YES;
MP6540GU-Z
MP6513LGJ-Z
BRUSHLESS DC MOTOR CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 6; Package Code: VSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MP6534GU-Z-CUT
MP6507GQ-Z
STEPPER MOTOR CONTROLLER; Temperature Grade: INDUSTRIAL; No. of Terminals: 16; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES;
MP6538GV-Z
MP6538GV-Z by Monolithic Power Systems is a Motion Control IC with 28 terminals, operating voltage range of 8-100V. Ideal for automotive applications, it offers a wide temperature range from -40 to 125°C and compact dimensions of 5x4mm in a chip carrier package.
MP6513LGJ
MP6543AGL-Z
BRUSHLESS DC MOTOR CONTROLLER; Peak Reflow Temperature (C): 260; JESD-609 Code: e3; Terminal Finish: MATTE TIN; Moisture Sensitivity Level (MSL): 1;
MP6500AGF-Z
MP6500AGF-Z by Monolithic Power Systems is a motion control IC with a supply voltage range of 4.5V to 35V. It is a stepper motor controller suitable for automotive applications, operating at temperatures ranging from -40°C to 125°C. The package style is small outline with a heat sink and has a compact size of 9.7mm x 4.4mm x 1.2mm (LxWxH).
MP6540HGU-A
MP6532GR-Z
MP6532GR-Z by Monolithic Power Systems is a Motion Control IC with 24V nominal voltage, suitable for automotive applications. It features a square package shape, 28 terminals, and operates in temperatures ranging from -40 to 125°C. Ideal for brushless DC motor control with surface mount capability.
MP6532GR
BRUSHLESS DC MOTOR CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 28; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES;
MP6530GR-Z
MP6534GU
BRUSHLESS DC MOTOR CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 40; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES;
MP6531AGR
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