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DC-DC Buck Converter Extra Small High-Performance DrMOS Package Generation III XS TM DrMOS Portfolio

DC-DC Buck Converter Extra Small High-Performance DrMOS Package Generation III XS TM  DrMOS Portfolio

DC-DC Buck Converter Extra Small High-Performance DrMOS Package Generation III XS TM DrMOS Portfolio

Product catalog summary
Overview
The document introduces the Generation III XSTM DrMOS portfolio by Fairchild Semiconductor, highlighting its high efficiency and compact design. This new generation offers a 3% efficiency improvement over its predecessor and is designed for high switching frequencies, allowing for reduced output capacitors and inductor sizes, thus minimizing PCB space and lowering BOM costs.

Key Advantages
  • Peak efficiency of 93% at 500 KHz and 90% at 1 MHz with 12 VIN and 1 VOUT.
  • Handles high current up to 60A at 100°C junction temperature.
  • Operates up to 1.5 MHz switching frequency, eliminating the need for a heat sink.

Applications
  • High current DC-DC synchronous Buck converters.
  • High-performance servers, workstations, telecom, and networking modules.
  • High-end notebooks and game consoles.

Features
  • Compliant with Intel® DrMOS v4.0 specifications.
  • Supports 5 V and 3.3 V Tri-state PWM input.
  • 150°C thermal warning protection.
  • Reduces PCB space by over 50% compared to discrete solutions.
  • PQFN 6 mm x 6 mm packaging reduces loop inductance.
  • PowerTrench® with Shielded Gate Technology reduces power losses.

Performance Data
The document includes performance data such as module power loss, efficiency, and maximum temperature versus output current (IOUT) for various models at 12 VIN, 1 VOUT, and 500 KHz.

Contact Information
Fairchild Semiconductor provides contact details for their headquarters and regional offices in the USA, Singapore, and Germany.

Conclusion
The Generation III XSTM DrMOS portfolio offers significant improvements in efficiency and space-saving, making it suitable for a wide range of high-performance applications.
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Catalog excerpts

DC-DC Buck Converter Extra Small High-Performance DrMOS Package Generation III XS TM  DrMOS Portfolio-1

Generation III XSTM DrMOS Portfolio Fairchild Solution Delivers the Highest Efficiency in the Industry The new DrMOS delivers 3% more efficiency than the Generation II DrMOS. And, because it’s designed for high switching frequency, engineers can reduce the output capacitors and the size of inductor to minimize the PCB space, lower the BOM cost and increase the power density. Additionally, Generation III is compatible to any analog and digital PWM controller in the industry. Features • 100% compliant to Intel DrMOS v4.0 specifications ® • Supports 5 V and 3.3 V Tri-state PWM input • 150°C thermal warning protection feature • 93% at peak and 91% at 30A, 500 KHz Freq. 12 VIN, 1 VOUT • 90% at peak and 88% at 30A, 1 MHz Freq. 12 VIN, 1 VOUT • Saving more than 50% PCB space compare to discrete solutions • High current handling: 60A at 100°C TJ • PQFN 6 mm x 6 mm chip packaging reduces VCC-to-GND and VIN-to-GND loop inductance • Helps designers to remove the heat sink • Implemented 30 K shunt resistor between gate-source, prevents C x dv/dt turn-on of the MOSFET during VIN charging • PowerTrench® with Shielded Gate Technology reduces power losses an delimates the need for a snubber circuit DC-DC Buck Converter • Capable of operating up to 1.5 MHz switching frequency Applications • High current DC-DC synchronous Buck converters • High performance servers and workstations • Telecom and networking DC-DC modules • High-end notebook PC and game consoles Extra

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DC-DC Buck Converter Extra Small High-Performance DrMOS Package Generation III XS TM  DrMOS Portfolio-2

Generation III XSTM DrMOS Portfolio Part Number Module Power(V) vs IOUT, 12 VIN, 1 VOUT12 VINKHz OUT, 500 KHz VIN Range Loss Efficiency at 30 A, , 500 , 1 V Thermal Protection Module Efficiency, 12 VIN, 1 VOUT, 500 KHz 96 Module Maximum Temperature vs IOUT Module Efficiency, 12 VIN, 1 VOUT, 500 KHz Module Power Loss vs IOUT, 12 VIN, 1 VOUT, 500 KHz 8 Module Power Loss vs IOUT, 12 VIN, 1 VOUT, 500 KHz 8 7 For more information on the complete DrMOS portfolio, please visit fairchildsemi.com/drmos Silicon Valley Headquarters Module Maximum Temperature vs IOUT Corporate Offices Fairchild Semiconductor...

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