Optical Isolators

Communication Systems & Equipment, Electrical Equipment & Systems, Electronic Components & Devices, Optics & Photonics

Digital Optical Isolator supports logic-level translation.

October 7, 2013

Operating from 2.7–5.5 V with logic-level inputs and open-drain outputs, Model CPC5001 supports 5 Mbaud data rates for digital communications over optical barrier while providing 3,750 Vrms of galvanic isolation. Channel 1 propagates signal from Side A to Side B, while Channel 2 sends signal from Side B to Side A. Available in 8-pin DIP or surface mount package, isolator requires no... Read More

Communication Systems & Equipment, Optics & Photonics

Analog Devices Achieves Major Milestone by Shipping 1 Billionth Channel of iCoupler Digital Isolation

September 25, 2013

Integrated transformer technology helps customers eliminate limitations of optocouplers NORWOOD, Mass. - Analog Devices, Inc. (NASDAQ: ADI), a global leader in high-performance signal processing technology, today announced that it shipped the one-billionth channel of isolation based on its proprietary iCoupler® digital isolator technology. This achievement comes after more than a decade of... Read More

Communication Systems & Equipment, Electronic Components & Devices, Optics & Photonics, Test & Measuring Instruments

Optical Isolator Modules solve noisy signal issues.

August 2, 2012

Providing 1,800 V optical isolation, Model FC-ISO-C is designed with 3 complementary open collector outputs rated for 5-36 Vdc that can be used in single-ended configurations, while Model FC-ISO-D features 3 differential line driver outputs rated for 5 Vdc. Modules have 3 complementary inputs rated for 4.5-7.5 and 12-26 Vdc with frequency response up to 1 MHz. Both include integral 35 mm DIN rail... Read More

Communication Systems & Equipment, Electrical Equipment & Systems, Electronic Components & Devices, Optics & Photonics

Digital Optical Isolator IC features open-drain outputs.

July 23, 2012

Available in 8-pin surface mount or DIP package, Model CPC5002 isolates 2 logic signals, and supports 10 Mbaud data rates for digital communications over optical barrier while providing 3,750 Vrms of galvanic isolation. Unit utilizes CMOS photodetector, requires 1.5 mA LED drive current, and operates from 2.7-5.5 V. Unlike magnetically isolated digital isolator ICs, Model CPC5002 requires no... Read More

Communication Systems & Equipment, Optics & Photonics

High Voltage Optoisolator operates in hazardous areas.

December 22, 2010

Featuring 20 KV isolation and 2 Mbps data transmission rates, IP65-rated OPI1268S Series complies with ATEX and ICEex certifications for electrical equipment used in hazardous areas. Explosion-proof unit comprises GaAIAs LED with peak wavelength of 850 nm, optically coupled to photodiode that detects incoming modulated light and converts it to proportionate current. Measuring 27.94 x 6.35 x 8.89... Read More

Communication Systems & Equipment, Optics & Photonics

Optically Coupled Isolators meet TX, TXV, COTS standards.

September 3, 2010

Enabling military electronics design engineers to optically isolate sensitive circuit elements, 4N2x and 4N4x Series respectively consist of 935 or 890 nm wavelength IR-emitting diode and NPN silicon phototransistor mounted in hermetically sealed SMT 6-pin LCC or through-hole TO-78 metal can. Each provides up to 1 kV electrical isolation and is processed to TX and TXV MIL-PRF-19500/486 and /548... Read More

Communication Systems & Equipment, Optics & Photonics

Optical Isolator offers 16 kV isolation at 2 Mbd data transfer.

February 26, 2010

Designed for power isolation in high-voltage PCB circuits in industrial electronics systems, medical electronic equipment, and office machines, OPI1268 delivers AC and DC voltage isolation up to 16 kV while achieving digital data transmission rates of 2 Mbd. GaAlAs LED with 850 nm peak wavelength is optically coupled to Photologic® photodiode in output IC. UL-recognized device comes in 27.94 x... Read More

Communication Systems & Equipment, Optics & Photonics

Digital Optocouplers suit optical isolation applications.

October 14, 2009

ACPL-M61L/061L/064L/W61L/K64L optocouplers operate in -40 to +105°C tempertures from 2.7-5.5 V supply. Combining LED and integrated high gain photo detector, 10 Mbd devices have forward drive current at 1.6 mA, allowing designers to interface optocoupler input directly from microcontroller output - eliminating use of buffers to drive LED. Slew-rate controlled output controls voltage rise and... Read More

Communication Systems & Equipment, Optics & Photonics

Optically Coupled Isolators suit medical/industrial/office equipment.

November 12, 2007

UL-approved OPI120 and OPI123 Series, rated to 15 kV, have hermetically sealed IR LED packaged with phototransistor or photodarlington output. Designed to provide high-voltage isolation between input and output as well as electrical isolation in dirty environments, solutions feature LED with peak wavelength of 890 or 935 nm, forward dc current of 150 mW, and power dissipation rating of 200 mW.... Read More

Communication Systems & Equipment, Computer Hardware & Peripherals, Optics & Photonics, Test & Measuring Instruments

Data Converters feature protective optical isolation.

September 21, 2006

Available for RS-232 and RS-422/485 data circuits, I-linx stand-alone optical isolators in industrial DIN rail mount cases offer 2,000 V protection. Converters change RS-232 format data signals to RS-422 for increased range, or RS-485 for increased range and multi-drop capability. Model FOSTCDRI converts RS-232, RS-422, or RS-485 to transmit over fiber optic cable, which allows range up to 2.5... Read More

Communication Systems & Equipment, Optics & Photonics

Axial Optical Isolators provide isolation to 20 kV at 32 mm.

May 11, 2006

Providing electrical isolation and data transfer, Series OPI1270 consists of visible LED emitter and phototransistor detector housed in separate opaque molded plastic housings and coupled by shrouded optical cable for noise immunity. LED emits red light with peak wavelength of 645 nm, while phototransistor exhibits max collector current of 50 mA. Offered in standard lengths of 32, 40, and 80 mm,... Read More

Communication Systems & Equipment, Optics & Photonics

Optocouplers provide 1 kV isolation.

June 1, 2005

Surface mountable on ceramic or printed circuit board, Series HCC240 and HCC242 consist of GaAlAs LED and silicon phototransistor in hermetically sealed, leadless chip carrier. When coupled, Series HCC240 exhibits on-state collector current of 6.0 mA typical, while Series HCC242 is 15.0 mA typical. With collector-emitter saturation voltage of 0.30 V max, both devices are compatible with soldering... Read More

Communication Systems & Equipment, Optics & Photonics

Optical Isolator provides total transmittance of 80%.

September 2, 2004

Faraday Optical Isolator allows propagation of linearly polarized light in one direction, but blocks light in reverse direction. It consists of Faraday rotator, 2 polarizers, and housing body. Rotator's magneto-optical rod is cut from glass with parallelism better than 10 arc-sec. Isolator is offered with reverse isolation of 38 dB or 60 dB and is factory aligned for central wavelength of 800 nm.... Read More

Communication Systems & Equipment, Optics & Photonics

Optical Isolator offers AC/DC voltage isolation up to 16 kV.

June 17, 2004

Consisting of infrared LED and photologic sensor, Model OPI1268 is capable of DC and AC voltage isolation between input and output circuitry while providing TTL signal integrity. Maximum isolation voltage is 16 kV with propagation delays less than 200 ns. Isolator is packaged in opaque plastic housing with transmissive internal light pipe between LED and photologic sensor. High level output... Read More

Communication Systems & Equipment, Electrical Equipment & Systems, Electronic Components & Devices, Optics & Photonics

Signal Isolator/Splitter offers full optical isolation.

July 17, 2003

IsoSplitter(TM) 4393 dc/dc transmitter accepts one dc voltage or current input and provides 2 optically isolated dc voltage or current outputs. Input and output ranges can be independently configured to requirements. Unit includes LoopTracker® LEDs for input/output monitoring and functional-test button for testing output, independent of input signal. It is suitable for systems with multiple... Read More