Hammer power details...

Author
Aron Schatz
Posted
April 16, 2002
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Well, not really. I did find This press release detailing the use of a single chip rather than 4 MOSFETS to step down power. It will be used in Hammer systems. Find the best AMD prices

Linear Technology Corporation introduces the LTC3719, a PolyPhase™ synchronous step-down controller with integrated MOSFET drivers designed to power AMD's new 64-bit Hammer CPUs. The LTC3719 offers a 45A single-chip solution by integrating four MOSFET drivers that are capable of driving substantial gate capacitance. The IC offers two power sections that accurately balance the output power between the power components. This precision current sharing reduces thermal stress increasing the reliability of MOSFETs, inductors & capacitors, facilitates thermal management, eliminates hot spots and the need for heat sinks. Furthermore, PolyPhase operation minimizes the requirement for input and output capacitors. A design using the LTC3719 is compact, cost-effective, highly efficient and offers higher system reliability than competing solutions, which do not have precision current sensing. The IC is housed in a 36-lead SSOP package.

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