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.

Weidmuller, Inc.    Richmond, VA 23236
Mar 02, 2009 Accepting variety of analog DC input types including temperature, DC, and frequency, Wave TTA functions as signal isolator, transmitter, converter, linearizer, and trip amplifier. Measuring 45 mm wide, cULus certified product has operating temperature range of -40 to 158ºF, allowing for either factory or field enclosure mounting. All output types such as bipolar are settable, while input/output configuration changes can be performed via laptop or PC.

Murata Electronics North America, Inc.    Smyrna, GA 30080
Dec 01, 2008 Designed for use with multi-band mobile phones, CEG23 series compact isolator includes LGA terminals which contribute to mounting space reduction. It utilizes two-port circuit technology, integrated circuit board, and electrode construction that results in reduction of characteristics such as dispersion, insertion loss, and variation within bandwidth.

Weidmuller, Inc.    Richmond, VA 23236
Nov 07, 2008 Offering savings on both I/O wiring and panel space with 12.5 mm width, ITXPlus measures, filters, and isolates different input parameters and converts them into 4-20 mA output. It can be programmed to suit full range of common analog signals and sensor types. Including selectable upscale or downscale sensor-break response, unit features built-in functionality for applications requiring temperature measurements and user-programmable characteristic table containing up to 101 measurement values.

Calex Mfg. Co., Inc.    Concord, CA 94520
Oct 09, 2008 Designed for multiple load cell systems, Model 4800 can be powered from 115 Vac, 230 Vac, or 11-30 Vdc. Unit has built-in excitation supply capable of delivering up to 120 mA at 10 V, enough current to drive four 350 W load cells. Input is isolated from output and both are isolated from supply voltage, eliminating unwanted ground loop problems. Full scale live load signals as low as 5 mV can be amplified to 20 mA or 10 V with overall accuracy of ±0.1%.