Automation Systems Interconnect Inc.    Mechanicsburg, PA 17055
Mar 25, 2013 Housed in modular DIN rail mount package, X756510 Analog Signal Converter/Isolator covers 0–10 V, 0–20, and 4–20 mA input/output ranges. Multi-function 24–240 Vac/Vdc unit features DIP switch programming, 3-way isolation, and self-calibration circuitry that delivers accuracy without manual adjustment.

Texas Instruments, Inc., Semiconductors    Dallas, TX 75243
Dec 14, 2012 Supplied in 8-pin SOIC packages, ISO1540 and ISO1541 can replace typical implementation of 16 or more discrete devices to isolate I²C signal. Transient immunity of ±50 kV/µsec typ and switching time with max propagation delay of 62 nsec extend isolation. While ISO1540 provides 2 isolated bidirectional channels for clock and data lines for use in applications with multiple masters, ISO1541 includes bidirectional data and unidirectional clock channel for single-master applications.

GOEPEL electronics LLC    Austin, TX 78759
Aug 29, 2012 Designed for applications in critical signal environments requiring interference immunity and potential isolation, TAP-Isolator module enables complete galvanic insulation of Test Access Port (TAP) transceiver from target. This box can be used in each scan path and separates transceiver's primary TAP interface from target's secondary TAP interface. Potential isolation eliminates mutual interference between TAP transceiver/target, increasing functional safety of Boundary Scan applications.

IXYS Integrated Circuits Division    Aliso Viejo, CA 92656
Jul 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 internal clocking and supports direct coupled logic-level isolation without refresh clocks.

Weidmuller, Inc.    Richmond, VA 23236
Dec 08, 2011 Available in 8 single- and dual-channel models, ACT20M Series features 2-channel loop-powered isolation, signal splitting with power provided for transmitter, or universal input conversion. DIN-rail mountable, 6 mm wide modules offer option to distribute power through rail, minimizing wiring. With isolation level of 2.5 kV, less than 0.05% accuracy, and ambient temperature range of -13 to 158°F, ACT20M Series is suited for industrial process measurement and control applications.

Weidmuller GmbH & Co.      Germany
Feb 16, 2011 Designed for factory and process load-cell applications that include engine and turbine strain measurement and weight or level controls, ACT20P Bridge provides 65 ms response time with 0.05% accuracy. If different load cell is required, unit offers switch-selectable input/output ranging, with on-site push button calibration. DIN-rail mount device features 12-60 Vdc auxiliary power, selectable 5/10 V sensor supply, 4- or 6-wire sensor connection, and -4 to +158°F operating temperature.

Analog Devices, Inc.    Norwood, MA 02062-9106
Dec 20, 2010 Offering 5 kVrms isolation in 10 x 10 mm package, 0.5 W ADuM6000 integrates iCoupler® digital isolation technology and isoPower® DC/DC converter. Digital isolator lets designers conserve circuit-board real estate while eliminating step of securing medical or other safety approvals. Also available, ADuM620x series dual-channel digital isolators come in 16-lead SOIC and comprise 2/0, 1/1, and 0/2 channel configurations.

Analog Devices, Inc.    Norwood, MA 02062-9106
Oct 28, 2010 Housed in surface mount 20-lead SSOP, ADuM347x Series integrates transformer driver and PWM controller in single package. Devices enable designers to implement isolated DC/DC converter that provides up to 2 W of regulated, isolated power at 3.3-30 Vdc from 5.0 or 3.3 V input supply. Using iCoupler technology, which is based on chip-scale transformers, units offer 2,500 Vrms isolation and are suited for data acquisition, building control, and industrial process control using Fieldbus.

Analog Devices, Inc.    Norwood, MA 02062-9106
Sep 01, 2010 Based on iCoupler® technology, ADuM1250W directly isolates bi-directional data, eliminating need to split transmit and receive signals into separate channels. This hot-swappable, 1 MHz dual I²C digital isolator reduces component count in electric and hybrid-electric vehicles by eliminating need for optocouplers and support circuitry. It is qualified to AEC-Q100 and operates over -40 to +125°C range. Supply/logic levels of 3.0-5.5 V enable flexible operation and level shifting.

Silicon Laboratories    Austin, TX 78727
Jul 09, 2010 Series Si84xx digital isolators feature data rate of 150 Mbps across temperature range of -40 to +125°C and low jitter operation minimizes data transmission errors and bit-error-rates. Units have 25 kV/µsec common mode transient immunity and immunity against electric fields up to 300 V/m and magnetic fields up to 1,000 A/m. They offer ESD performance of 4 kV human body model, 2 kV charged device model, and 400 V machine model.

B & B Electronics Mfg. Co.    Ottawa, IL 61350
May 14, 2010 Conforming to IEC60601 specifications, Ulinx(TM) model UH401 delivers 4 kV isolation to ensure reliability and protection from damaging electrical storms, spikes, power surges, and other EMI/RFI disturbances. Isolation barrier also eliminates disruptive ground loops in measurement applications. Inserted directly into USB signal lines of existing medical applications, product has up LED that indicates power supplied via upstream USB port to 100 mA of current to attached downstream devices.

Linear Technology Corp.    Milpitas, CA 95035
Apr 27, 2010 Available for 100 kHz and 400 kHz systems, Model LTC4310 provides bidirectional communication between 2 I2C busses whose grounds are isolated from one another. Device encodes and expands SDA and SCL signals into 4 unidirectional channels, ready to be transmitted over isolation barrier, and then decodes and recombines them using second LTC4310. With isolator, 4 digital transmit and receive signals can be bridged by Ethernet transformer to achieve communication across voltage differences of 1,500 Vrms.

Analog Devices, Inc.    Norwood, MA 02062-9106
Feb 05, 2010 Designed using iCoupler® chip-scale micro-transformer technology, ADuM540xW Series integrates DC-to-DC converter, which provides up to 500 mW of regulated, isolated power at 5 V output. Units offer multiple isolation channels in variety of channel configurations and support data rates up to 25 Mbps. Operating from supply voltage of 4.5-5.5 V on either side, devices are qualified for AEC-Q100 -40 to +105°C automotive temperature, suited for HEV motor drives and battery management systems.

Keterex Inc.    Austin, TX 78731
Feb 01, 2010 Rated for full speed (12 Mbit/sec) operation, USB-150 electrically isolates USB peripheral from its USB host while providing full, transparent USB connectivity. Device breaks ground loops and protects host PC from electrical damage where USB host and peripheral device may operate at different ground potentials, or where supply noise from host must be eliminated. Isolated 5 V supply delivers up to 400 mA to peripheral over standard USB cable, enabling isolation of hub-powered devices.

Analog Devices, Inc.    Norwood, MA 02062-9106
Aug 14, 2009 Supplied in 5 x 6 mm QSOP, iCoupler® ADuM744x series can isolate 4 channels of data and power. Products are available in various configurations with multiple channel-direction options and 1-25 Mbps data-rate options. Operating from 3.0-5.5 V supply, they can reduce board space by as much as 70% and incorporate input glitch filter that protects against extraneous noise disturbances. Suitable applications include those that need only up to 1 kV rms isolation.

Analog Devices, Inc.    Norwood, MA 02062-9106
Aug 13, 2009 Integrating iCoupler® digital isolation technology and isoPower® DC-DC converter, which can operate at 5.0 or 3.3 V, iCoupler® ADuM640x Digital Isolators each provide quad-channel data isolation and 500 mW power isolation in single unit. Housed in 16-lead SOIC package, devices offer 5 kVrms medical-grade isolation for patient monitoring and other medical equipment, and include thermal shutdown feature to ensure safe operation.

Analog Devices, Inc.    Norwood, MA 02062-9106
Aug 10, 2009 Model ADuM4160 utilizes iCoupler® digital isolation technology to offer 5 kV rms medical-grade isolation, upstream short-circuit protection, and isolated 1.5 and 12 Mbps data rates. Combining high-speed CMOS and microtransformer technology, USB 2.0-compliant chip operates off 5 V USB supply or 3.3 V power using internal regulator. It provides isolated control of pull-up resistor, allowing peripheral to control connection timing. Also, 2 mA idle current eliminates need for suspend state.

Dwyer Instruments, Inc.    Michigan City, IN 46361
Aug 03, 2009 Loop-powered Model KFD0-SCS-EX1.55 provides complete isolation for communications with intrinsically safe transmitters approved for use in hazardous areas. Galvanic isolation eliminates need for high integrity earth ground when using shunt type diode type safety barriers. Unlike other isolators, Model KFD0-SCS-EX1.55 does not require external power. Housing is designed to mount on most standard DIN rails.

Weidmuller, Inc.    Richmond, VA 23236
Jul 10, 2009 Designed to interface between field equipment and control systems, WAVEPak DC/DC isolator converts and isolates signals with accuracy exceeding 0.1%. User can select either current sink or loop-powered input mode, allowing module to be active or passive input circuit. Integrated test terminals allow testing of input/output current values without removing cables, while LED indicators display signal status. Supplied from 12-60 Vdc, unit can drive output current loads up to 1 KW.

Phoenix Contact    Harrisburg, PA 17111 0100
Apr 15, 2009 Featuring three-way 1.5 kV isolation, MINI Analog Shunt Transducer filters, isolates, and converts mV signal from shunt resistors to standard analog current or voltage signal. Available with 6.2 mm housing and T-Bus power bus capabilities, units can be configured to accept -50 mV to 3 V drops. Hot-swappable signal conditioning slices clip onto powering T-Bus connector without removing bus bars or bridging.