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ON Semiconductor is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.FDMF6704A The Xtra Small, High Performance, High Frequency DrMOS Module August 2009 TM FDMF6704A - XS DrMOS tm The Xtra Small, High Performance, High Frequency DrMOS Module Benefits General Description TM Ultra compact size - 6 mm x 6 mm MLP, 44 % space The XS DrMOS family is Fairchilds next-generation fully- saving compared to conventional MLP 8 mm x 8 mm optimized, ultra-compact, integrated MOSFET plus driver power DrMOS packages. stage solutions for high current, high frequency synchronous TM buck DC-DC applications. The FDMF6704A XS DrMOS Fully optimized system efficiency. integrates a driver IC, two power MOSFETs and a bootstrap Clean voltage waveforms with reduced ringing. Schottky diode into a thermally enhanced, ultra compact 6 mm x High frequency operation. 6 mm MLP package. With an integrated approach, the complete switching power stage is optimized with regards to driver and Features MOSFET dynamic performance, system inductance and R . This greatly reduces the package parasitics and layout DS(ON) Ultra- compact thermally enhanced 6 mm x 6 mm MLP challenges associated with conventional discrete solutions. package 84 % smaller than conventional discrete solutions. TM XS DrMOS uses Fairchild s high performance Synchronous driver plus FET multichip module. TM PowerTrench 5 MOSFET technology, which dramatically High current handling of 35 A. reduces ringing in synchronous buck converter applications. TM Over 93 % peak efficiency. PowerTrench 5 can eliminate the need for a snubber circuit in buck converter applications. The driver IC incorporates Logic level PWM input. advanced features such as SMOD for improved light load Fairchild s PowerTrench 5 technology MOSFETs for clean efficiency. A 5 V gate drive and an improved PCB interface voltage waveforms and reduced ringing. optimized for a maximum low side FET exposed pad area, Optimized for high switching frequencies of up to 1 MHz. ensure higher performance. This product is compatible with Skip mode SMOD low side gate turn off input. the new Intel 6 mm x 6 mm DrMOS specification. TM Fairchild SyncFET integrated Schottky diode technology Applications in the low side MOSFET. Integrated bootstrap Schottky diode. Compact blade servers V-core, non V-core and VTT DC-DC converters. Adaptive gate drive timing for shoot-through protection. Desktop computers V-core, non V-core and VTT DC-DC Driver output disable function DISB pin . converters. Undervoltage lockout (UVLO). Workstations V-core, non V-core and VTT DC-DC Fairchild Green Packaging and RoHS converters. compliant. Low profile SMD package. Gaming Motherboards V-core, non V-core and VTT DC-DC converters. Gaming consoles. High-current DC-DC Point of Load (POL) converters. Networking and telecom microprocessor voltage regulators. Small form factor voltage regulator modules. Power Train Application Circuit 12 V 5 V C C VDRV VIN VDRV VCIN VIN R BOOT DISB DISB BOOT C PWM Input BOOT PWM L PHASE OUT OFF SMOD VSWH OUTPUT ON C CGND PGND OUT Figure 1. Power Train Application Circuit Ordering Information Order Number Marking Temperature Range Device Package Packing Method Quantity FDMF6704A FDMF6704A 1 -55 C to 150 C 40 Pin, 3 DAP, MLP 6x6 mm Tape and Reel 3000 2008 Fairchild Semiconductor Corporation 1 www.fairchildsemi.com FDMF6704A Rev. F