Spotlight on Digital Power
PET offers a unique online resource for engineers interested in digital power supply design, featuring an extensive collection of design articles, white papers, product briefs, technology and industry news, and exclusive commentary from industry experts...
Chips Attack Barriers to Digital Control
Sep 1, 2008
In diverse applications, digital-control techniques have the potential to reduce component counts, while improving key performance parameters such as efficiency...
MCUs Heat Up Digital Loop Control
Aug 1, 2008
Conventional MCUs meet the digital-control requirements for ac-dc power supplies, including sufficient processing time to do the usual monitoring and communication tasks after the control-loop calculations...
PMBusTakes Command of Data Center Power Issues
Apr 1, 2008
PMBus-capable server power supplies, in conjunction
with system-level and data center-level management
applications, can lower system operating costs, improve
data center efficiency and increase system densities
...
Digital Control Squeezes 40 A from Buck Converter
Aug 1, 2007
Using digital-loop control, a PWM controller minimizes
duty cycle to optimize efficiency of a single-phase
synchronous buck converter and boost current delivery....
Graphical System Design: A Bridge to Digital Power
Mar 1, 2007
Using LabVIEW software, analog designers can implement
digital power control without writing VHDL code as
illustrated with a PXI power-supply design....
New Possibilities on the Horizon for Digital Control
Nov 1, 2006
In the past, when semiconductor and power-supply companies discussed the motivations for putting digital control in the loop, power management requirements...
Digital Control Measures In-System Response
Nov 1, 2006
Digital power solutions make it possible to measure power-stage frequency response in the application, opening the door to new capabilities such as auto-tuning, power-stage diagnosis
and on-the-fly adaptability....
DSCs Ease Migration to Digital Loop Control
Nov 1, 2006
Armed with high execution rates and power peripherals, digital signal controllers provide
the functionality needed in power-supply designs but don’t require DSP programming....
Digital Power Control Enables System Identification
Nov 1, 2006
Despite obvious advantages over analog controllers, the limited power of today's digital controllers requires careful measuring techniques to accurately capture the real-time response of the control loop....
Explore the Lesser-Known Benefits of Digital Power
Nov 1, 2006
Although the use of digital control eases implementation of the basic power management
requirements, it also affords numerous secondary benefits that can make POL power designs more compact, flexible and efficient....
