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CSD87351Q5D
Synchronous Buck NexFET?Power Block
5 10 15 20 25Output Current (A)
Efficiency (%)
Power Loss (W)
VGS = 5V
VIN = 12V
VOUT = 1.3V
LOUT = 0.3μH
fSW = 500kHz
TA = 25ºC
P0116-01 VSW
VSW
VSW BG5TGRTG
PGND
(Pin 9)VINVIN
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CSD87351Q5DSLPS287E –MARCH 2011–REVISED FEBRUARY 2017
CSD87351Q5D Synchronous Buck NexFET™ Power Block Features Half-Bridge Power Block 90% System Efficiencyat20A Upto 32-A Operation High-Frequency Operation (upto 1.5 MHz) High-Density SON 5-mm× 6-mm Footprint Optimized for 5-V Gate Drive Low-Switching Losses Ultra-Low-Inductance Package RoHS Compliant Halogen Free Lead-Free Terminal Plating
Applications Synchronous Buck Converters High-Frequency Applications High-Current, Low-Duty Cycle Applications Multiphase Synchronous Buck Converters POL DC-DC Converters IMVP, VRM, and VRD Applications
DescriptionThe CSD87351Q5D NexFET™ power blockis an
optimized design for synchronous buck applications
offering high-current, high-efficiency, and high-
frequency capabilityina small 5-mm× 6-mm outline.
Optimized for 5-V gate drive applications, this product
offersa flexible solution capableof offeringa high-
density power supply when paired with any 5-V gate
drive froman external controller/driver.
Top View
Device Information(1)(1) Forall available packages, see the orderable addendumat
the endofthe data sheet.
Typical Circuit Typical Power Block Efficiency and Power Loss
