Summit Microelectronics, Inc.
Campbell, CA 95008
Aug 27, 2008 Providing real-time output voltage and input current monitoring for power control, SMM151/2/3 features I²C interface, non-volatile memory, 256 bytes general-purpose EEPROM memory, and 2 general-purpose voltage comparators. Devices allow input current and differential output voltage monitoring via integrated 10-bit A/D conversion. While SMM151/2 provide output voltage margining with 0.3 V to VDD (up to 5 V) range, SMM152/3 also integrate 4 GPIO.

Catalyst Semiconductor
Sunnyvale, CA 94089
Jul 14, 2008 Integrating 5 channels into one 8-lead MSOP, CAT885 gives designers high reset threshold accuracy (±2%) and minimal power consumption for monitoring power supply (Vcc) status of MPU, MCU, ASIC, or other system processor. It features open-drain output, active-low function with manual reset to perform system reset, and monitoring functions for range of electronic products. Two voltage detectors are factory-set, and remaining 3 voltage monitors are adjustable.

Linear Technology Corp.
Milpitas, CA 95035-7417
Jun 23, 2008 Supplied in 2 x 2 mm DFN or ThinSOT(TM) packages, LTC2934 and LTC2935 are suited for single Li+ coin cell, AA, AAA, and other portable, battery-powered applications. Model LTC2935 has 3 binary inputs that allow selection of one of 8 integrated reset thresholds, from 3.3-2.25 V, in 150 mV increments. Model LTC2934 allows external resistive divider to finely set reset threshold anywhere from 1.6-6V. Reset thresholds in both devices are ±1.5% accurate over temperature.

STMicroelectronics
GENEVA   Switzerland
Jun 12, 2008 With ability to monitor up to 5 channels, STM6904/5 four- and five-channel voltage supervisors ensure integrity of multi-voltage systems such as set-top boxes, telecom and networking equipment, computing and data-storage systems. Model STM6905 offers 5 monitored channels and fixed delay-to-reset time of 210 ms, whereas STM6904 offers additional user-selectable reset delay times while monitoring up to 4 channels. Units operate from 0.8-5.5 V across -40 to +85 °C industrial temperature range.

Newson Gale, Inc.
Lakewood, NJ 08701
Apr 15, 2008 Earth-Rite® TELLUS(TM) monitors processing operations involving handling, transporting, or mixing of flammable or explosive products. Operating in real-time, it confirms that positive connection to ground exists and remains below 5 W, with green LED to provide indication. System is based on PSU/I.S. controller mounted in safe area as much as 350 ft from hazardous area. It is powered by 110 or 240 Vac and compliant with NFPA 77 and CENELEC 50404 guidelines.

Linear Technology Corp.
Milpitas, CA 95035-7417
Feb 22, 2008 Designed for monitoring equipment with numerous supply voltage rails, 6-channel LTC2932 includes separate open-drain voltage comparator outputs. External resistive divider between bandgap reference output, ADC input, and ground determines which channels are set to preset or adjustable voltage monitor inputs. Offered in 20-pin TSSOP package, IC has adjustable reset timeout period as well as reset disable pin for margining applications. All channels feature ±1.5% max threshold accuracy.

Linear Technology Corp.
Milpitas, CA 95035-7417
Feb 20, 2008 Offered in MSOP-10 and 3 x 3 mm DFN-10 packages, LTC4151 utilizes internal 12-bit ADC to continuously measure high-side current and input voltage from 7-80 V to give true power reading. Single-chip solution has 2-wire, I²C-compatible interface that reports input power data, which can be delivered continuously or via no-latency single snapshot mode. Third low-voltage input can be used to measure voltage from thermistor/fuse, and max total unadjusted error for measurements is ±1.25%.

Linear Technology Corp.
Milpitas, CA 95035-7417
Nov 09, 2007 Featuring threshold accuracy of ±1.5% over automotive temperature range, Series LTC291x is suited for single channel point-of-load or multi-channel applications. Drawing 70 µA, Model LTC2910 monitors 8 adjustable UV inputs, while Model LTC2914 monitors 4 adjustable inputs for OV, UV, or negative voltages. Model LTC2913 monitors 2 input channels for OV and UV conditions and draws 60 µA, while Model LTC2912 monitors single supply for OV and UV conditions, with 40 µA of supply current.

FCI Automation
Grand Rapids, MI 49548
Oct 08, 2007 Designed to work as overload relay and motor system monitor, MOTOR+MEDIC provides diagnostic information needed to recognize impending motor failure or conditions that will lead to motor failure if not resolved. Included software suite allows user to sample motor's health on steady or periodic basis. In addition to low and high voltage, MOTOR+MEDIC protects 3-phase motors from low and high current, current and voltage imbalance, and ground fault.

Linear Technology Corp.
Milpitas, CA 95035-7417
Oct 02, 2007 LTC2917 single voltage supervisor can monitor 27 pin-selectable thresholds, with accuracy of ±1.5%, ranging from 1 V drained single AA battery up to 12 V industrial applications. Watchdog input checks whether processor has locked up and watchdog timer can be set to fixed 3.2 ms, 1.6 s, or is adjustable based on external capacitor. Operating across -40 to +125°C temperature range, it includes 2 x 3-state input pins that select 1 of 9 internally programmed thresholds.

austriamicrosystems AG
Premstatten   Austria
Aug 06, 2007 Able to monitor up to 4 system supply voltages without requiring external components, AS1923 asserts single reset if any monitored supply voltage drops below threshold. Factory-trimmed voltage threshold options are available for monitoring +5.0, +3.3, +3.0, +2.5, +1.8, and -5.0 V supplies with -5% and/or -10% tolerances. Solution is also available with 1 or 2 user-adjustable threshold options, via external resistor-divider network, if non-standard voltage thresholds are required.

Measurement Computing Corp.
Norton, MA 02766
Aug 02, 2007 Supported under Windows® OS, USB-TC-AI and USB-TEMP-AI are USB 2.0 modules featuring 4 differential temperature inputs and 4 differential or single-ended voltage inputs with programmable gain. Model USB-TC-AI's temperature channels support J, K, R, S, T, N, E, and B type thermocouples, and USB-TEMP-AI adds support for RTDs, thermistors, and semiconductor temperature sensors. Input ranges for voltage channels on both models are software-programmable for ±10, ±5, ±2.5, and ±1.25 V.

Texas Instruments, Inc. (TI)
Dallas, TX 75243-4136
Jul 18, 2007 Model INA209 high-side measurement, bi-directional current/power monitor IC offers 1% accuracy over -40 to +85°C temperature range with 100 µV maximum offset. Enabling monitoring and control of current, voltage, and power, device monitors drop across shunt resistor, senses shunt bus voltage from 0-26 V, and offers full scale readings as low as ±40 mV. I²C interface includes timeout to prevent bus lock-up and high speed mode to enable communications up to 3.4 MHz.

GE Multilin
Markham, ON L6E1B3  Canada
Jul 11, 2007 Suited for monitoring motor health, 369 Motor Protection System features 6-step Motor Settings Auto-Configurator utilizing various motor data and parameters to generate complete settings file. Front panel design includes LED indicators while 40-char display enables local set point assignment and viewing of actual values. System also features graphs and tables, Event Recorder, and Security/Change History Report offering traceability of all setting changes.

Linear Technology Corp.
Milpitas, CA 95035-7417
Apr 06, 2007 Suited for use as voltage monitor or threshold detector, LT6703 features total threshold error of 1.25%, comes in 2 x 2 mm DFN package, and operates with 1.4-1.8 V supply. It requires 6.5 µA of quiescent current and under 10 nA of input bias current. Input accepts voltages from 0-18 V, independent of supply voltage, and open collector output can be pulled up to 18 V, also independent of supply. Operating over -40 to +125°C range, IC features 6.5 mV internal hysteresis.

Linear Technology Corp.
Milpitas, CA 95035-7417
Apr 03, 2007 Housed in 5-lead, SOT-23 package and drawing 10 µA, Model LTC1728H-5 monitors 5 V, 3.3 V, and one adjustable trip threshold set with external resistive divider network, allowing users to monitor voltages as low as 1 V. Unit offers 1.5% threshold accuracy over which reset can occur, minimizing overall voltage margin required for system operation. This, along with power supply glitch filtering, ensures predictable reset operation without false triggering.

Ideal Industries, Inc.
Sycamore, IL 60178
Jan 30, 2007 By plugging into circuit at point of equipment connection, Voltage Performance Monitor identifies voltage events and harmonics that cause equipment damage and failures. It tells technician if problematic voltage events are occurring and logs time, duration, and severity of event. Up to 512 events can be stored in memory for review by category or chronological order. Instrument also lets technician verify need for UPS installation or surge protector.

Ion Physics Corp.
Fremont, NH 03044
Jan 04, 2007 Able to measure pulse currents up to 50,000 A, CM-1-E-beam current transformer combines 10 nanosecond risetime and 10 mV/A output sensitivity. It is constructed to operate in either vacuum or atmospheric pressure and has 8 in. ID and 12 in. OD. While designed as E-beam monitor, unit can also measure high-frequency transients on conductor carrying high dc or ac currents with minor modifications.

Linear Technology Corp.
Milpitas, CA 95035-7417
Dec 06, 2006 Supplied in 8-lead ThinSOT(TM) or 3 x 2 mm DFN package, LTC2912 features voltage monitoring inputs with filtering to reject brief glitches and minimize false or noisy triggering. Undervoltage (UV) and overvoltage (OV) trip thresholds, programmed by external resistors, exhibit ±1.5% accuracy and let users tailor IC to specific voltage levels. Offered in 3 output configurations, IC also features adjustable timer to define duration of independently functioning UV/OV reset outputs.

Spectrum Control, Inc.
Fairview, PA 16415
Sep 13, 2006 Employing monitoring computer and 6 dual current sensing modules, Data Acquision Module 7832M-02 measures voltage and amount of current draw present at strategic points in system and verifies that system is operating within specified metrics. Data is transmitted via SNMP, but use of Telnet and serial communications is also supported. In addition to monitoring and reporting system aspects, module also helps identify circuit breaker trips and early stage device failures.