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
SFH756V by Infineon Technologies is a POF LED EMITTER with 660nm wavelength, 25nm spectral width, and 2.1V supply voltage. Ideal for fiber optics applications, it has a rise time of 100ns and can operate b/w -40°C to 85°C temperature range.
Median Price
$14.910
Lifecycle Status
Suppliers In-Stock
20
In-Stock Inventory
1k+
Farnell
1+ parts
$12.620
100+ parts
$8.240
1k+ parts
$8.080
10k+ parts
-
Newark
$11.520
$9.800
Element14
$18.985
$12.031
$11.934
EBV Elektronik
Nova Conductors
$10.786
Bristol Electronics
$12.000
$7.200
$6.900
Digiode
$12.778
Schukat
$19.533
$11.701
Vyrian
Chip Stock
TME
$9.760
Partservice
$10.486
Micros sp.j. W. Kędra i J. Lic
$11.232
ACDS - Activité Composants Distribution Service
ComSIT Distribution GmbH
LIBRA Elektronik GmbH
Huijzer Components
Holdelec - ElecDif-Pro
Semi Source
LittleDiode
Aztec Data Supply Inc.
$1.745
Netroflash
$10.247
$10.031
Modulus Dynamics
$11.301
$10.849
$10.397
Corohmni
Ampacity Inc.
$11.430
Semicontronic
$11.144
$11.087
Decca Corp
$11.201
$11.089
Advanced Electronics
$11.640
$11.058
Corphita
$12.105
Continental Prestige Electronics
$14.640
$8.970
A-Z Elektronik GmbH
Argo Parts USA
Kepictronics
Authorized Procurement Solutions
RC Electronics
$11.210
$10.230
$9.920
Perfect Parts
Robosynatics
$4.374
Lucentia Tech
Supply Digital
Formix International (Excess)
Assy Fe
With a narrow spectral width of 25 nm, this transmitter ensures accurate and precise signal transmission, making it a reliable choice.
Utilizing Polymer Optical Fiber (POF) ensures flexibility and durability, making it ideal for various applications.
Operating at a low nominal supply voltage of 2.1 V, this transmitter offers energy efficiency and cost-effectiveness.
With a low supply current of 2 mA, this transmitter minimizes power consumption while maintaining optimal performance.
The compact body length/diameter of 5.5 mm makes this transmitter easy to integrate into different systems without taking up much space.
The fast rise time of 100 ns ensures quick response and high-speed signal transmission, making it suitable for time-sensitive applications.
The body height of 9 mm provides stability and easy handling during installation, enhancing the overall usability of this transmitter.
Operating at a nominal wavelength of 660 nm, this transmitter offers high efficiency and compatibility for various optical systems.
With a maximum operating temperature of 85°C, this transmitter can withstand harsh environmental conditions, ensuring reliable performance.
Operating at a minimum temperature of -40°C, this transmitter is suitable for use in extreme cold environments without compromising functionality.
The maximum fall time of 100 ns ensures fast signal response and transmission, making this transmitter ideal for demanding applications.
Utilizing Light Emitting Diode (LED) emitter technology, this transmitter offers reliable and efficient light output for high-quality signal transmission.
With a convenient through-hole mount feature, this transmitter can be easily installed and secured in various electronic devices or systems.
Fiber Optics - Transmitters SFH756V attributes and parameters. Explore more Fiber Optics - Transmitters devices from Infineon Technologies
Body Height:
Body Length/Diameter:
Maximum Fall Time:
Fiber Optic Type:
Fiber Type:
Mounting Feature:
No. of Channels:
Maximum Operating Temperature:
Minimum Operating Temperature:
Nominal Operating Wavelength:
Rise Time:
Spectral Width:
Supply Current:
Nominal Supply Voltage:
Infineon Technologies AG is a leading global semiconductor manufacturer and provider of comprehensive solutions for automotive, industrial, and consumer applications. Founded in 1999, the company has grown to become one of the largest semiconductor manufacturers in Europe. Infineon is headquartered in Neubiberg, Germany with operations across countries in Europe and Asia Pacific. Infineon provides microelectronics products that address many of today's societal challenges affecting energy efficiency, mobility, security and connectivity. Over the past two decades Infineon has become a major player in the semiconductor industry with an impressive portfolio of innovative technologies. As one of only four companies that produce DRAM chips for automobiles, Infineon produces cutting-edge processors for use in advanced driver assistance systems (ADAS). Likewise, they specialize in providing advanced embedded secure microcontrollers that are essential for connected devices. Furthermore, they offer integrated circuit solutions for industrial power control such as motor controllers and embedded gate drivers.
CEO
Jochen Hanebeck
Chief Financial Officer
Sven Schneider
Chief Marketing Officer
Andreas Urschitz
Villach 300mm
Fabrication
Fab Initiation
2011
Austria
Villach
Wafer Capacity
11,000
Kulim 2
2016
Malaysia
Kulim
79,500
Dresden - Module 3
1999
Germany
Dresden
58,000
Villach Building
2,000
Regensburg
1986
60,000
Dresden 200 - Module 1
1995
28,000
Dresden 200 - Module 2
1996
Building 38
2005
500
Building 47
Kulim 1
2006
110,000
Mesa Facility
1990
USA
Mesa
3,000
Villach 150mm
1981
35,000
Villach 200mm
68,000
Temecula
30,000
2021
2018
5,000
Kulim 3
2024
Fab 25
Austin
31,000
Dresden - Module 4
2026
1N4148
Hitachi
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SMBJ18CA
Concord Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Repetitive Peak Reverse Voltage: 18 V; Nominal Breakdown Voltage: 21.05 V; Polarity: BIDIRECTIONAL; Maximum Clamping Voltage: 29.2 V;
International Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Nominal Breakdown Voltage: 21.1 V; Maximum Repetitive Peak Reverse Voltage: 18 V; Polarity: BIDIRECTIONAL;
2N7002
Central Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .35 W; Maximum Drain Current (ID): .115 A; Maximum Drain Current (Abs) (ID): .115 A;
1N4148WS
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
DS18B20Z+
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Body Width: 3.9 inch; Maximum Supply Voltage: 5.5 V;
LL4148
Transys Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM358AN
Texas Instruments
LM358AN by Texas Instruments is an Operational Amplifier with 2 functions. It has a Max Input Offset Voltage of 5000 uV and Nominal Common Mode Reject Ratio of 85 dB. Widely used in voltage-feedback applications due to its high Min Voltage Gain of 15000 and Unity Gain Bandwidth of 1000 kHz.
Weitronic Enterprise
Bytesonic Electronics
1N4148WT
Taitron Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Fairchild Semiconductor
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Micropac Industries
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
BAV99
Itt Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
RC0603JR-070RL
Yageo
Yageo's RC0603JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. Its metal glaze/thick film technology and 0.1 W power dissipation make it ideal for jumper applications in various electronic devices.
Philips Semiconductors
RECTIFIER DIODE; Surface Mount: YES; Maximum Output Current: .1 A; Peak Reflow Temperature (C): 260; Terminal Finish: MATTE TIN; Maximum Reverse Recovery Time: .006 us;
STMicroelectronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Operating Temperature: 200 Cel; Config: SINGLE; Terminal Finish: Tin/Lead (Sn/Pb);
MBRS130LT3G
Rochester Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: J BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358MX
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
ULN2003ADR
ULN2003ADR by Texas Instruments is a NPN BJT with 7 elements, max IC of 0.5A, and VCEsat of 1.6V. Ideal for switching applications in small outline packages with Gull Wing terminals.
TOTX177APL(F,T)
Toshiba
TRANSMITTER; Mounting Feature: PANEL MOUNT, THROUGH HOLE MOUNT; Maximum Supply Voltage: 5.25 V; Maximum Operating Temperature: 70 Cel; Minimum Operating Temperature: -20 Cel; Nominal Supply Voltage: 5 V;
SPFMIT302
Broadcom
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 5.25 V; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Emitter or Detector Type: LED;
HFBR-1505CZ
Broadcom's HFBR-1505CZ is a LED transmitter for fiber optics, with 650nm wavelength and 0.053mW optical power output. It operates at 10Mbps data rate, suitable for digital transmission applications. The device supports fiber types 200, HCS, POF and has SMA connector interface.
HFBR-1119TZ
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 5.5 V; Terminal Finish: Matte Tin (Sn); Maximum Operating Temperature: 70 Cel; Minimum Operating Temperature: 0 Cel;
HFBR-1412T
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 2.09 V; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel;
P1TX6A-SX51V-01M
Omron
TRANSMITTER;
MPT401+
Infineon Technologies
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 5.25 V; Maximum Operating Temperature: 95 Cel; Minimum Operating Temperature: -40 Cel; Maximum Operating Wavelength: 685 nm;
Q62702-P1715
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Fiber Type: POF; Body Width: 9 inch;
TOTX147PL(F,T)
HFBR-1414PZ
Broadcom's HFBR-1414PZ is a LED transmitter for fiber optics, supporting 50/125, 62.5/125, and 100/140 MMF types. With a max supply voltage of 5.25V and operating wavelength range of 792-865nm, it's ideal for digital transmission via ST connectors in various applications. Operating temperatures range from -40 to 85°C with through-hole mounting feature.
HFBR-1526Z
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Matte Tin (Sn); JESD-609 Code: e3; Body Length/Diameter: 18.8 mm; Emitter or Detector Type: LED;
SPFMYT302
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 5.25 V; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Maximum Operating Wavelength: 660 nm;
XMT5170B155-SC
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 5.5 V; Maximum Operating Temperature: 70 Cel; Minimum Operating Temperature: 0 Cel; Connection Type: SC CONNECTOR;
HFBR-1523
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 2.02 V; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Operating Temperature: 70 Cel; Minimum Operating Temperature: 0 Cel;
TOED102
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 2 V; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Nominal Optical Power Output: .029 mW;
TOTX141PL
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 3.6 V; Maximum Operating Temperature: 70 Cel; Minimum Operating Temperature: -20 Cel; Fiber Type: 970/1000, POF;
HFBR-779BHZ
TRANSMITTER; Mounting Feature: BOARD/PANEL MOUNT; Maximum Supply Voltage: 3.465 V; Nominal Supply Voltage: 3.3 V; Maximum Operating Wavelength: 860 nm; Nominal Operating Wavelength: 850 nm;
HFBR-1412PTZ
Broadcom's HFBR-1412PTZ is a LED transmitter for fiber optics, supporting 50/125, 62.5/125, and 100/140 MMF types. With a max supply voltage of 5.25V and operating at wavelengths b/w 792-865nm, it's ideal for digital transmission via ST connectors in various applications. Operating temperatures range from -40 to 85°C with through-hole mounting feature.
TOTX1951A(F)
AFBR-1310BZ
TRANSMITTER; Mounting Feature: PANEL MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Maximum Operating Wavelength: 1330 nm; Minimum Return Loss: 35 dB;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
SFH756V
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Supply Voltage: 2.1 V; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Body Length/Diameter: 24.2 mm;
Siemens
LED EMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 100 Cel; Minimum Operating Temperature: -55 Cel; Nominal Operating Wavelength: 660 nm; Body Length/Diameter: 5.5 mm;
SFH756
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Body Length/Diameter: 5.5 mm; Body Height: 9 mm;
SFH757V
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Body Height: 8.8 mm; Nominal Optical Power Output: .2398 mW;
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 80 Cel; Minimum Operating Temperature: -40 Cel; Nominal Operating Wavelength: 650 nm; Data Rate: 100 Mbps;
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 80 Cel; Minimum Operating Temperature: -40 Cel; Fiber Type: POF; Body Height: 9 mm;
SFH757
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 80 Cel; Minimum Operating Temperature: -40 Cel; Body Width: 9.2 inch; Nominal Optical Power Output: .15 mW;
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Data Rate: 100 Mbps; Minimum Operating Wavelength: 630 nm;
SFH757E9386
TRANSMITTER; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Additional Features: IT ALSO OPERATES 1.9V; Emitter or Detector Type: LED;
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