Power Management for FPGAs & Digital ICs - Power Conversion for FPGA, uP, uC, DSP, ASIC, and SoC Home->Power Management

Power for FPGAs & Digital ICs

Low Voltage (<42V) Power Conversion for FPGAs, ASICs and SoCs

Digital integrated circuits (ICs) such as microprocessors, microcontrollers, DSPs, FPGAs, CPLDs and ASICs have special power management requirements. Power consumption for digital ICs depends on a variety of factors such as operating frequency, code intensity and peripheral use. Common needs for powering digital ICs include: multiple power rails, the ability to dynamically change output voltage, low output voltages, high output currents, high output accuracy and startup/shutdown features. National has a broad portfolio of DC/DC converters that meet the needs to power digital ICs.

 

 

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Products

Technologies

Powering FPGAs

 

High Frequency Converters for Space Constrained Applications NEW!

  • LM27341/2 - 2A, Wide Input Range Buck Regulators with Frequency Synchronization
  • LM2830/1/2/3 - 1.5MHz/3MHz 3.0A Step-Down DC-DC Switching Regulators
  • LM26420 - Dual 2A Synchronous Buck Regulator with Internal Compensation
  • LM2841/2 - 42V 300mA/600mA Buck Regulators in Thin SOT23 Packaging
  • LM3491x - Ultra High-Density 50Vin, 1.25A Step-Down Converters in LLP and Micro SMD Packaging
  • LM367x/91 - High Accuracy, Miniature 1A, Step-Down DC-DC Converters for Portable Applications

Design

Power Supply Reference Designs for FPGAs

Power for Solutions Altera FPGAs and CPLDs

Power Solutions for Xilinx FPGAs and CPLDs

FPGA & Digital IC Power Supply Design

Documents about Power Management

Boards for Power Management

Videos about Power Management

 

Download PDF selection guides including National’s analog products guide and communications infrastructure guide.

 

Application Notes and Articles

Processor, FPGA and ASIC Power Management

DC- DC Design Considerations and Component Selection

  • AN-1246 - Stresses in Wide Input DC-DC Converters
  • AN-557 - Optimizing the Ultra-Fast POWER planar Rectifier Diode for Switching Power Supplies
  • AN-984 - Power and Thermal Considerations for High Speed Clock Generators

Switching Regulator, EMI, Noise and Layout Considerations

  • AN-1261 - Power Supply Effects on Noise Performance
  • AN-1050 - Understanding and Eliminating EMI in Microcontroller Applications
  • AN-1149 - Layout Guidelines for Switching Power Supplies
  • Power Designer #114 - Best Layout Practices for Switching Power Supplies
  • Analog Edge - Fixing EMI Across the Board

Basic Power Supply Tutorials

  • LB-28 - General Purpose Power Supply
  • AN-556 - Introduction to Power Supplies
  • AN-558 - Introduction to Power MOSFETs and Their Applications
  • AN-1319 - Analysis and Design of a Hysteretic Constant Frequency Buck Regulator Using the LM5007
  • AN-1378 - Method For Calculating Output Voltage Tolerances in Adjustable Regulators
  • LB-46 - Linear Brief 46 A New Production Technique for Trimming Voltage Regulators
  • AN-178 - Applications for an Adjustable IC Power Regulator

Power Supply Packaging Considerations

Miscellaneous

  • AN-1460 - Emulating the PowerWise Interface Using GPIOs and Software
  • AN-1340 - Simplified Programming of Xilinx Devices Using a SCANSTA111/112 JTAG Chain Mux
  • AN-1327 - Simplified Programming of Altera FPGA's using a SCANSTA111/112 Scan Chain Mux
  • AN-288 - System-Oriented DC-DC Conversion Techniques
  • AN-1077 - Understanding the Power Supply Requirements of PCI Bus Standard-How to Protect the Digital Components
  • AN-1145 - Using Dynamic Voltage Positioning to Reduce the Number of Output Capacitors in Microprocessor Power Supplies

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Online Seminars

eLearning at National
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Power Designer Articles
Published bi-monthly, Power Designer's technical articles cover key power design tips and techniques for today's design engineers.

Analog Edge App Notes
National's monthly analog design technical journal.

News@National Newsletter
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Related Sites

 



WHAT'S NEW
Powering Digital IC's Products
  • Dual Synchronous Emulated Current-Mode Controller
  • PowerWise AVS Energy Management Unit with SPMI
  • 1.5MHz/3MHz 3.0A Step-Down DC-DC Switching Regulator
  • Dual 2A Synchronous Buck Regulator with Internal Compensation
  • 42V 300mA/600mA Buck Regulator in Thin SOT23 Packaging
  • 6A Synchronous Buck Regulator (LM20136 with Input Synchronization)
  • 1.5A/2A Wide Input Range Buck Regulator with Frequency Synchronization
  • Dual 2A, 500kHz Wide Input Range Buck Regulator

 

 

Temp Sensors Products
  • TruTherm® Remote Diode Digital Temperature Sensor with Integrated 12-point Lookup Table Fan Control in 3x3 mm LLP-10 Package
  • Precision Remote Diode Digital Temperature Sensor with TruTherm® BJT Beta Compensation Technology for 45 nm Process
  • 1.6V, LLP-6, Factory Preset Temperature Switch and Temperature Sensor
  • TruTherm® Hardware Monitors with PI Loop Fan Control for Server Management
  • Quad and Dual Remote Diode Temperature Sensors

 

Power Selection Guide and Tools
Power Online Education
Power Relevant Links


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