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
NB20J50822JBA by KYOCERA AVX is a NTC thermistor with 8200 ohm resistance, 5% tolerance, and 150°C max operating temp. Ideal for temperature compensation applications, it features dual-ended terminals in a rectangular SMT package. With AEC-Q200 reference standard compliance, it offers high thermal sensitivity index of 3480 K.
Median Price
$0.125
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
1k+
Nova Conductors
1+ parts
100+ parts
-
1k+ parts
10k+ parts
Vyrian
Aranea Global
$0.122
$0.118
Argo Parts USA
$0.121
Continental Prestige Electronics
AZTECH Wire
$15.732
Maintaining a stable temperature allows for accurate and reliable performance of the thermistor in various applications.
Temperature compensation feature ensures that the resistance changes according to temperature variations, making it suitable for applications where temperature stability is crucial.
Dual ended terminal placement offers flexibility in circuit connection and can be easily integrated into different circuit designs.
Rectangular package shape enables easy integration and placement on circuit boards, optimizing space utilization.
With a specific resistance value of 8200 ohms, this thermistor can provide precise and accurate temperature sensing.
Having 2 terminals simplifies the wiring and connection process, making it user-friendly and easy to install.
Surface Mount Technology (SMT) package style ensures easy and efficient mounting onto circuit boards, saving assembly time and costs.
High maximum operating temperature allows for use in demanding environments without compromising performance.
High thermal sensitivity index ensures rapid and accurate temperature response, making it suitable for applications requiring quick temperature sensing.
Low minimum operating temperature enables the thermistor to function effectively in harsh cold conditions without any performance issues.
Matte tin finish with a nickel barrier provides excellent corrosion resistance and solderability, ensuring longevity and reliability of the thermistor.
Low package height makes it suitable for compact and space-constrained applications where size is a critical factor.
NTC thermistor type exhibits a negative temperature coefficient, meaning that resistance decreases with increasing temperature, making it suitable for temperature sensing applications.
With a tolerance of 5%, this thermistor provides accurate and consistent temperature measurements, ensuring reliable performance.
Optimal package length allows for easy installation and integration into various electronics and circuit designs.
Surface mounting type offers secure and stable attachment to circuit boards, reducing the risk of mechanical failure and improving overall durability.
With a rated power dissipation of 0.24W, this thermistor can handle moderate levels of power without overheating, ensuring long-term reliability.
Compliance with the AEC-Q200 standard ensures high quality, reliability, and durability making it suitable for automotive and industrial applications.
Narrow package width allows for versatile placement and integration into tight spaces, providing flexibility in design and application.
Non-linear Resistors NB20J50822JBA attributes and parameters. Explore more Non-linear Resistors devices from KYOCERA AVX
JESD-609 Code:
Mounting Type:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Height (Package):
Length (Package):
Shape (Package):
Package Style (Meter):
Width (Package):
Packing Method:
Rated Power Dissipation (P):
Rated Temperature:
Reference Standard:
Resistance:
Resistor Type:
Terminal Finish:
Terminal Placement:
Terminal Shape:
Thermal Sensitivity Index:
Thermistor Application:
Tolerance:
NB20J50822JBA Resistors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8533.40.80.70
SB
8533.40.00.80
KYOCERA AVX is a leading global manufacturer of advanced electronic components engineered to accelerate technological innovation and build a better future. As a wholly owned subsidiary of KYOCERA Corporation structured to capitalize on shared resources and technical expertise, KYOCERA AVX has an expansive global footprint comprised of several dozen research, development, and manufacturing facilities spanning more than 15 countries and staffed with talented personnel dedicated to innovation, component quality, customer service, and enabling a brighter future through technology. KYOCERA AVX designs, develops, manufactures, and supplies advanced capacitors, antennas, connectors, circuit protection and timing devices, sensors, controls, filters, fuses, diodes, resistors, couplers, and inductors optimized for employment in the international 5G, IoT, aerospace, automotive, consumer electronics, industrial, medical, and military markets.
NE555D
Fairchild Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
BSS138
Siemens
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Maximum Drain-Source On Resistance: 3.5 ohm; Terminal Finish: Tin/Lead (Sn/Pb);
LM555CN
Onsemi
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
2N2222A
Space Power Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
1N4148WS
Rochester Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LL4148
Rugao Dachang Electronic
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
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;
Daco Semiconductor
SS14
Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99
Surge Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Wuxi Xuyang Electronic
SMBJ18CA
Leshan Radio
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM107H/883
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Technology: BIPOLAR;
C0603C104K5RACAUTO
KEMET Corporation
KEMET C0603C104K5RACAUTO is a ceramic capacitor with 0.1uF capacitance, rated for 50V. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for automotive applications meeting AEC-Q200 standard, it comes in SMT package with matte tin finish and wraparound terminals.
ABS25-32.768KHZ-T
Abracon
Abracon's ABS25-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 122% stability, and 50000 ohm series resistance. Ideal for applications requiring 0.032768 MHz nominal frequency, such as IoT devices and precision timing systems in industrial settings.
MC7805CTG
MC7805CTG by Onsemi is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring stable voltage regulation. The package style is flange mount with through-hole terminals, ensuring easy installation and reliability in diverse electronic designs.
EU2B-YS3203F
Idec
ROTARY SWITCH;
C0603X104K5RACAUTO
C0603X104K5RACAUTO by KEMET Corp is a ceramic capacitor with capacitance of 0.1 uF and rated DC voltage of 50 V. It has a temperature coefficient of 15% and can operate b/w -55 to 125 °C. This SMT package is commonly used in automotive applications due to its AEC-Q200 reference standard.
Promax-johnton
MF-R050-AP-17
Bourns
Bourns MF-R050-AP-17 is a PTC resettable fuse with resistance of 0.41 ohm, operating voltage of 60V, and max temp of 85°C. Ideal for overcurrent protection in various applications due to radial terminal placement and matte tin finish. CUL, TUV, UL certified for quality assurance.
V275LA20APX1347
Littelfuse
V275LA20APX1347 by Littelfuse is a VARISTOR with 275V URac, 75J energy capacity, and -55 to 125°C operating temp. Used for TEMPERATURE COMPENSATION in circuits requiring protection against voltage surges. RADIAL package style with THROUGH HOLE MOUNT for easy installation.
B72214S0351K101
TDK
The TDK B72214S0351K101 is a VARISTOR with 80J energy capacity, 350V RMS voltage, and 460V operating voltage. It is used for surge protection in electronics, featuring radial terminal placement and metal oxide technology. Ideal for applications requiring high-energy absorption and circuit protection.
MF-MSMF075/24-2
The Bourns MF-MSMF075/24-2 is a PTC resettable fuse with resistance of 0.11 ohm, operating voltage of 24V, and max temp of 85°C. It is used for overcurrent protection in automotive applications due to its dual-ended terminals and SMT package style.
MINISMDC075F-2
TE Connectivity
TE Connectivity's MINISMDC075F-2 is a PTC resettable fuse with resistance of 0.11 ohm. It features dual-ended terminals and a rectangular package for surface mount applications. Ideal for temperature sensing, it has a max operating temperature of 85°C.
ERTJ1VG103JA
Panasonic
Panasonic ERTJ1VG103JA is a 10000 ohm NTC thermistor with 5% tolerance. It has a thermal sensitivity index of 3435 K and operates b/w -40 to 125 °C. Ideal for temperature compensation applications due to its dual-ended terminal placement in a rectangular SMT package.
E46226-000
TE Connectivity's E46226-000 is a PTC resettable fuse with 1.5W power dissipation and 100V rated AC voltage. Ideal for temperature sensing applications, it features radial terminal placement in a disk package. Operating up to 85°C, this non-linear resistor has wire terminals and through-hole mounting.
B72210-S301-K101
The TDK B72210-S301-K101 is a VARISTOR with 47J energy capacity, 385V operating voltage, and -40 to 85°C temperature range. It has RADIAL terminals and DISK PACKAGE shape, suitable for surge protection in various electronic circuits.
B72220S3271K101
B72220S3271K101 by TDK is a VARISTOR with 260J energy capacity, 350V operating voltage, and 275V RMS circuit voltage. It has radial terminal placement and metal oxide film technology. Ideal for surge protection in applications requiring high energy absorption and voltage regulation.
B59850-C120-A70
PTC THERMISTOR; Mounting Type: THROUGH HOLE MOUNT; Resistance: 10 ohm; No. of Terminals: 2; Rated AC Voltage (URac): 265 V; Thermistor Application: OVERLOAD PROTECTION;
MF-R090-0-9
Bourns MF-R090-0-9 is a PTC resettable fuse with resistance of 0.07 ohm, operating voltage of 30V, and max temp of 85°C. Ideal for overcurrent protection in various applications due to its radial terminal placement and through-hole mounting style.
MF-SMDF050
The Bourns MF-SMDF050 is a PTC resettable fuse with resistance of 0.2 ohm and rated power dissipation of 0.9 W. It is used for overload protection in applications requiring a max operating temperature of 85°C and rated AC voltage of 60 V. The dual-ended, surface mount package features gold over nickel terminal finish and wraparound terminal shape for reliable performance.
B72660M0171K072
B72660M0171K072 by TDK is a VARISTOR with METAL OXIDE FILM tech. It has 2 terminals, DUAL placement, and J BEND shape. With a max energy capacity of 13J, it operates b/w -40 to 85°C. Ideal for SURFACE MOUNT applications, it handles up to 225V operating voltage in RECTANGULAR DO-214var package.
B72207S0300K101
The TDK B72207S0300K101 is a VARISTOR with 30V max circuit RMS voltage, 2J energy absorption, and -40 to 105°C operating temp. Ideal for surge protection in electronics due to its METAL OXIDE tech and RADIAL terminal placement.
EZJZ0V220HA
The Panasonic EZJZ0V220HA is a VARISTOR resistor with dual-ended terminals, suitable for surface mount applications. It has a max operating temperature of 85°C and can handle an operating voltage of 13V. With a rectangular package style and wraparound terminals, it is ideal for circuit protection in various electronic devices.
MICROSMD075F-2
TE Connectivity's MICROSMD075F-2 is a PTC resettable fuse with a rated AC voltage of 6V. Featuring dual-ended terminals and a rectangular package, it is ideal for temperature sensing applications. With a max operating temperature of 85°C, this surface-mount thermistor offers reliable protection in various electronic devices.
B72530T0300K062
The TDK B72530T0300K062 is a VARISTOR with 2J energy capacity, 30V RMS voltage, and -55 to 150°C operating range. Ideal for surge protection in SMT applications due to its dual-ended terminals and compact rectangular package design.
NTCS0805E3103GMT
Vishay Intertechnology
The Vishay Intertechnology NTCS0805E3103GMT is a Non-linear Resistor with 10000 ohm resistance and 2% tolerance. It is used for temperature sensing applications, featuring a thermal sensitivity index of 3570 K and operating temperatures ranging from -40 to 150 °C. The thermistor comes in a rectangular SMT package with dual-ended terminals for surface mounting.
RXEF185-2
TE Connectivity's RXEF185-2 is a PTC resettable fuse with resistance of 0.08 ohm and rated power dissipation of 2.1W. Ideal for temperature sensing applications, it has a max operating temperature of 85°C and min of -40°C, with radial terminal placement.
1206L050/15YR
1206L050/15YR by Littelfuse is a PTC resettable fuse with resistance of 0.15 ohm and operating voltage of 15V. It is used for overcurrent protection, featuring dual-ended terminals and SMT package style. Ideal for applications requiring a max temperature of 85°C and min temperature of -40°C.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
NB20N50104JBA
KYOCERA AVX
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 100000 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
NB20K00103JBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10000 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
NB20L00223KBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 22000 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 10 %;
NB20N50104KBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 100000 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 10 %;
NB20K00103KBA
NB20K00103KBA by KYOCERA AVX is a non-linear resistor with a resistance of 10000 ohm. It is used for temperature compensation in various applications. With a rated power dissipation of 0.24 W and a thermal sensitivity index of 3630 K, it operates within a temperature range of -55 to 150 °C.
NB20N00823JBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 82000 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
NB20M00473KBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 47000 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 10 %;
NB20J00472JBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 4700 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
NB20J50822JBE
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 8200 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 5 %;
NB20J50822KBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 8200 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 10 %;
NB20J50822KBE
NB20J50822MBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 8200 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 20 %;
NB20J50822MBE
NB20J50822KBC
NB20J50822MBC
NB20J50822J--
NB20J50822M--
NB20J50822HBA
NTC THERMISTOR; Mounting Type: SURFACE MOUNT; Resistance: 8200 ohm; Rated Power Dissipation (P): .24 W; Maximum Operating Temperature: 150 Cel; Tolerance: 3 %;
NB20J50822HBE
NB20J50822H--
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