CSD87381P ,Synchronous Buck NexFET Power Block IIFeatures 3 DescriptionThe CSD87381P NexFET™ power block II is a highly1• Half-Bridge Power Blockopt ..
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CSD87381P
Synchronous Buck NexFET Power Block II
Sample & Support & Product Tools & Technical Community Buy Folder Documents Software CSD87381P SLPS405F – MARCH 2013 – REVISED MARCH 2015 CSD87381P Synchronous Buck NexFET™ Power Block II 1 Features 3 Description The CSD87381P NexFET™ power block II is a highly 1• Half-Bridge Power Block optimized design for synchronous buck applications • 90% System Efficiency at 10 A offering high current and high efficiency capability in a • Up to 15 A Operation small 3 mm × 2.5 mm outline. Optimized for 5 V gate drive applications, this product offers an efficient and • High Density – 3 × 2.5 mm LGA Footprint flexible solution capable of providing a high density • Double Side Cooling Capability power supply when paired with any 5 V gate driver • Ultra-Low Profile – 0.48 mm Max from an external controller/driver. • Optimized for 5 V Gate Drive TEXT ADDED FOR SPACING • Low Switching Losses (1) Device Information • Low Inductance Package Device Media Qty Package Ship • RoHS Compliant CSD87381P 13-Inch Reel 2500 Tape and 3 × 2.5 LGA Reel • Halogen Free CSD87381PT 7-Inch Reel 250 • Pb Free (1) For all available packages, see the orderable addendum at the end of the data sheet. 2 Applications TEXT ADDED FOR SPACING • Synchronous Buck Converters – High Current, Low Duty Cycle Applications 1 V TG • Multiphase Synchronous Buck Converters IN • POL DC-DC Converters P GND BG V SW Typical Circuit Typical Power Block Efficiency and Power Loss 100 7 V IN BOOT V VDD DD 90 6 VIN TG DRVH V = 5V 80 GS 5 GND V = 12V IN V SW V = 1.3V OUT 70 4 V LL OUT L = 0.95μH ENABLE ENABLE OUT f = 500kHz SW 60 3 BG PWM PWM T = 25ºC A DRVL P GND 50 2 CSD87381P Driver IC 40 1 30 0 0 3 6 9 12 15 Output Current (A) G001 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. Efficiency (%) Power Loss (W)
