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Solutions Search - Power Monitors

MAX 10 NEEK Development Kit

Oct 5th 2015
The MAX 10 NEEK from Terasic is a full featured embedded evaluation kit based upon the MAX10 family of Altera FPGAs. It offers a comprehensive design environment with everything embedded developers need to create a processing based system. The MAX 10 NEEK delivers an integrated platform that includes hardware, design tools, ...

Circuit 

 

LTM4639 1.8V at 20A uModule Design with Input Current and Temperature Monitoring

Nov 24th 2014
The LTM®4639 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 2.375V to 7V, the LTM4639 supports an output voltage range ...

Circuit 

 

LTC2946 Power, Charge and Energy Monitoring in –48V System Using Low Side Sensing (1.5kHz I2C Interface)

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures load ...

Circuit 

 

LTC2946 Bidirectional Power Monitor with Energy and Charge Monitor in Forward Path

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures load ...

Circuit 

 

LTC2946 Dual Power, Charge and Energy Monitor Using Single Opto-Coupler for Galvanic Isolation and Blocking Diodes for Data Retention When Either Supply Fails

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures load ...

Circuit 

 

LTC2946 Power, Charge and Energy Monitor for Main Supply and Power Monitor for Secondary Supply with Single LTC2946

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures load ...

Circuit 

 

LTC2946 Power, Charge and Energy Monitor in –48V Harsh Environment Using INTVCC Shunt Regulator to Tolerate 200V Transients

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures load ...

Circuit 

 

LTC2946 6V to 300V High Side Power, Charge and Energy Monitor

Sep 18th 2014
The LTC®2946 is a rail-to-rail system monitor that measures current, voltage, power, charge and energy. It features an operating range of 2.7V to 100V and includes a shunt regulator for supplies above 100V. The current measurement common mode range of 0V to 100V is independent of the input supply. A 12-bit ADC measures load ...

Circuit 

 

Altera Audio Video Development Kit, Stratix IV GX Edition

Jun 12th 2014
The Audio Video Development Kit, Stratix IV GX Edition, delivers a complete video and image processing development environment for design engineers. The kit facilitates the entire design process, from design conception through hardware implementation. This kit includes the Stratix IV EP4SGX230 FPGA development ...

Circuit 

 

Altera Stratix IV GX FPGA Development Kit

Jun 12th 2014
The Altera Stratix IV GX FPGA Development Kit delivers a complete system-level design environment that includes both the hardware and software needed to immediately begin developing FPGA designs. With this PCI-SIG-compliant board and a one-year license for Quartus II design software, you can develop and test PCI Express ...

Circuit 

 

Altera Stratix V GX FPGA Development Kit

Jun 11th 2014
The Altera® Stratix® V GX FPGA Development Kit provides a complete design environment that includes all the hardware and software you need to begin developing FPGA designs immediately. The development kit is RoHS compliant. You can use this development kit to do the following: Develop and test PCI Express® (PCIe®) designs ...

Circuit 

 

Altera Stratix IV E FPGA Development Kit

Jun 5th 2014
The Altera Stratix IV E FPGA Development Kit delivers a complete system-level design environment that includes both the hardware and software needed to immediately begin developing FPGA designs. You can use this development kit to develop and test memory subsystems consisting of DDR3 DIMMs, QDR II+, and RLDRAM ...

Circuit 

 

Motor Protection/Regulation

Sep 3rd 2010
The LTC2990 is used to monitor system temperatures, voltages and currents. Through the I2C serial interface, the device can be configured to measure many combinations of internal temperature, remote temperature, remote voltage, remote current and internal VCC. The internal 10ppm/°C reference minimizes the number of supporting ...

Circuit 

 

Wet Bulb Psychrometer

Sep 3rd 2010
The LTC2990 is used to monitor system temperatures, voltages and currents. Through the I2C serial interface, the device can be configured to measure many combinations of internal temperature, remote temperature, remote voltage, remote current and internal VCC. The internal 10ppm/°C reference minimizes the number of supporting ...

Circuit 

 

Secondary-Side AC Circuit Breaker

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

120W Supply Monitor Includes ICC of LT2940

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 Fully Isolated AC Power and Current Monitor

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 Wide Input Range 10W PWM Heat Source

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 1-Cell Monitor with Bottom-Side Sense

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 28V Power to Frequency Converter

Nov 30th 2009
In some environments isolation is necessary for safety or noise reasons. The circuit above shows a power-to-frequency converter using the LT2940. The PMON output alternately charges and discharges a film capacitor, C5. When the voltage on C5 charges to the upper threshold on hysteretic comparator LTC1440, its output flips the ...

Circuit 

 

LT2940 Load Monitor Alarms Above 60W

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 AC Power and Current Monitor

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

12.5W PWM Heat Source

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 Adjustable 0W to 10W Load Box with UVLO and Thermal Shutdown

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LT2940 Motor Monitor with Circuit Breaker

Nov 30th 2009
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit 

 

LTC4151 Interfaces with Isolation Barrier in -48V ATCA Application

Jan 25th 2008
For negative applications, VIN is measured with respect to the GND pin and the GND pin does not have to be at 0V. The I2C isolation is required since the I2C pins are also referenced to the GND pin. For OV and UV, ADIN could be used to measure a voltage between 0V and 2.048V, and the value can be compared to an OV and/or ...

Circuit 

 

High Side Power Sensing with Onboard ADC and I2C

Jan 25th 2008
The LTC4151 is a high side power monitor that operates over a wide voltage range of 7V to 80V. In default operation mode, the onboard 12-bit ADC continuously measures high side current, input voltage and an external voltage. Data is reported through the I2C interface when polled by a host. The LTC4151 can also perform on-demand ...

Circuit 

 

High Side Power Sensing with Onboard ADC and I2C

Jan 25th 2008
The LTC4151 is a high side power monitor that operates over a wide voltage range of 7V to 80V. In default operation mode, the onboard 12-bit ADC continuously measures high side current, input voltage and an external voltage. Data is reported through the I2C interface when polled by a host. ...

Circuit 

 

Temperature Monitoring with an NTC Thermistor While Measuring Load Current and LTC4151 Supply Current

Jan 25th 2008
The LTC4151 is a high side power monitor that operates over a wide voltage range of 7V to 80V. In default operation mode, the onboard 12-bit ADC continuously measures high side current, input voltage and an external voltage. Data is reported through the I2C interface when polled by a host. The LTC4151 can also perform on-demand ...

Circuit 

 

48V Power Monitor With Opto-Isolated Serial Interface

Jan 25th 2008
The LTC4151 is a high side power monitor that operates over a wide voltage range of 7V to 80V. In default operation mode, the onboard 12-bit ADC continuously measures high side current, input voltage and an external voltage. Data is reported through the I2C interface when polled by a host. The LTC4151 can also perform on-demand ...

Circuit 

 

Isolated Current and Voltage Monitor

Jan 25th 2008
The LTC4151-1/LTC4151-2 split the SDA line into SDAI (input) and SDAO (LTC4151-1 inverted output) or SDAO (LTC4151-2 output) for convenience of opto-coupling with a host controller that sits at a different ground level.When using opto-isolators with the LTC4151-1, connect the SDAI to the output of the incoming opto-coupler and ...

Circuit 

 

High Side Current, Input Voltage and Open Fuse Monitoring with a Single LTC4151

Jan 25th 2008
The LTC4151 is a high side power monitor that operates over a wide voltage range of 7V to 80V. In default operation mode, the onboard 12-bit ADC continuously measures high side current, input voltage and an external voltage. Data is reported through the I2C interface when polled by a host. The LTC4151 can also perform on-demand ...

Circuit 

 

High Voltage/Current and Temperature Monitoring

Jun 15th 2007
The LTC2990 is used to monitor system temperatures, voltages and currents. Through the I2C serial interface, the device can be configured to measure many combinations of internal temperature, remote temperature, remote voltage, remote current and internal VCC. The internal 10ppm/°C reference minimizes the number of supporting ...

Circuit 

 

Integrating Watt-Hour Meter

Mar 30th 2005
The LT2940 measures a high side current and a differential voltage, multiplies them and outputs a current proportional to instantaneous power. Bidirectional high side currents and bipolar voltage differences are correctly handled by the four-quadrant multiplier and push-pull output stage, which allows the LT2940 to indicate ...

Circuit