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2011-11-11 Design, implement MCU-based current loop calibration device
Read about this low-cost microcontroller-based current loop calibration device to test and calibrate systems that communicate via 4-20 mA current loop standard
2009-07-13 Sink/source current DAC eases testing
Maxim Integrated Products has introduced the DS4432 low-cost, dual-channel, sink/source current DAC. This I?C-controlled, 7bit current DAC features two output channels designed for power-supply margin testing and adjustment
2007-05-10 Power analyzer offers complete DC sourcing sans programming
Agilent claims that its N6705A DC Power Analyzer can enable R&D engineers to gain insights into the DUT's power consumption in minutes without writing a single line of code.
2009-09-01 Low-cost current DAC packs tracking control
From Maxim Integrated Products comes the DS4426, a low-cost, quad sink/source current DAC with tracking control
2002-05-24 Linear Tech op amp offers accurate current output
The LT1970 operation amplifier from Linear Technology Corp. uses a 0Vdc to 5Vdc control signal to set the source and sink currents with a 2 percent accuracy.
2016-03-28 Linear step-down ?Module has adjustable load current control
The LTM8064 regulates and controls load current up to 7A when sourcing and 9.1A when sinking. It is ideal for Peltier devices for cooling and heating, LED and laser driver, and motor and fan controllers.
2009-07-07 LED driver delivers high current accuracy
HV9985 delivers high LED current accuracy through closed loop control of the output current
2004-07-21 Keithley launches two current source devices
Keithley Instruments released its Model 6221 ac/dc current source and Model 6220 dc current source
2011-02-04 PSE drives high current for PoE Plus, HDBaseT
Microsemi's PD69104 and PD69108 PoE managers are designed for commercial and industrial applications ranging from video screen phones, WiMAX transmitters, pan-tilt-zoom cameras, thin-clients to laptops.
2015-10-09 Simplifying battery charge/discharge cycling
Read about source measure unit instruments touted to offer simpler battery charge/discharge cycling, offering voltage and current sourcing and measurement ranges that are well suited for such application.
2006-10-13 Walter Electronic touts 'smallest' micro fuses
Launched in 2006, the FCP and TCP series of pigtail-type micro fuses from Walter Electronic Co. Ltd have dimensions of 3(?)-by-7.3mm and are claimed to be the industry's smallest.
2005-10-17 Self-learning switching DC/DC converters meet smart power
A handful of lossless current-sensing techniques are available today but their accuracies still do not compete with the traditional series sense-resistor schemes
2009-08-13 PSE controller enables PoE+ applications
The MAX5965 monolithic quad power sourcing equipment (PSE) controller from Maxim Integrated Products complies with IEEE 802.3at
2010-04-06 PoE controller monitors up to 32 devices
From Micrel Inc. comes a PoE power sourcing equipment (PSE) controller that provides eight ports of IEEE 802.3af-compliant power delivery in a compact 64-pin LQFP package
2009-07-03 PD controllers address PoE+ standard
Linear's three new PoE+ devices feature integrated switching regulators for high-power PD apps.
2005-09-30 Maxim IEEE802.3af-compliant PSE controller suits PoE apps
Maxim Integrated Products unveiled a quad IEEE802.3af-compliant power-sourcing-equipment (PSE) controller for Power-over-Ethernet
2008-12-12 FAQs: Amplifiers (Part 2)
Part two tackles questions such as What is Input Offset Voltage? What is Input Voltage Noise? What is Large-Signal Voltage Gain? What is Linear Phase Deviation?
2008-07-02 DACs simplify power supply adjustments
Maxim Integrated Products introduces the DS4422/DS4424 low-cost, dual-/quad-channel, sink/source current DACs
2006-04-18 Component maker also a supplier of raw materials
Shaanxi Shinhom Enterprise is showcasing its ferrite cores, inductors and coils, and LAN transformers and filters at the China Sourcing Fair: Electronics & Components, which will run until today at the AsiaWorld-Expo in Hong Kong
2010-08-06 China battery manufacturers focus on efficiency, upgrades and eco-friendliness
China battery manufacturers and suppliers improving operational efficiency, upgrading models to attract more orders encouraged by positive industry forecasts.
2002-03-08 Connections to 4mA to 20mA outputs
This application note illustrates the connections to 4mA to 20mA outputs for current sourcing system applications.
2008-09-05 X-Fab Sarawak all set to start 0.35?m process tech
X-Fab Silicon Foundries' Malaysian facility in Kuching, Sarawak, with its 200mm production line, now is fully qualified for volume production and second sourcing of the company's 0.35?m high-voltage process technology called XH035
2008-09-15 Using Standard Power over Ethernet controllers for high-powered devices
Any IEEE 802.3af power sourcing equipment (PSE) power controller can be used for higher power by adding a simple circuit to the port to increase available current.
2011-03-22 TI VDSL line driver uses 47% less power
Texas Instruments' gated, dual-port THS6226 Class H VDSL line driver offers digitally adjustable quiescent current, enabling power savings for high-speed broadband networks
2011-07-12 Switching regulator boasts 6A output
The synchronous step-down switching regulator from Linear Technology can generate a bus termination voltage for DDR/DDR2/DDR3 and future standard memory apps requiring sourcing and sinking of current.
2014-08-12 Smart load switch supports 5-16V operating input voltage
The AOZ1363 from AOS is a high current smart load switch with rapid turn-off fault protection and current monitoring, and supports up to 6A of continuous current
2011-10-17 Regulator achieves 88% operating efficiency
The LTM8052 has a current limit up to 5A and converts input voltage between 6V to 36V to between 1.2V to 24V
2007-03-26 Power manager allows system operation while charging
AnalogicTech claims its power-management IC and intelligent battery charger continuously monitors system power needs during operation and automatically adjusts charge current accordingly, enabling it to deliver the highest possible charge current to the battery
2007-11-13 PoE interface chip has DC/DC controller
Silicon Laboratories has announced what it claims is the industry's first dual-function, single-port PoE controller with an integrated DC/DC controller for power sourcing equipment
2007-07-06 PoE controller supports any DC/DC converter topology
National Semiconductor Corp. has introduced a PoE powered device controller with adjustable output current level and the ability to interface with any DC/DC converter topology
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