TPS51461
SLUSAD9B – DECEMBER 2010 – REVISED SEPTEMBER 2011 www.ti.com 3.3-V/5-V Input, 6-A, D-CAP+™ Mode Synchronous Step-Down Integrated FETs Converter
With 2-Bit VID
Check for Samples: TPS51461 FEATURES DESCRIPTION The TPS51461 is a fully integrated synchronous buck
regulator employing D-CAP+в„ў. It is used for up to
5-V step-down where system size is at its premium,
performance and optimized BOM are must-haves. 1 2 Integrated FETs Converter w/TI Proprietary
D-CAP+в„ў Mode Architecture
6-A Maximum Output Current
Minimum External Parts Count
Support all MLCC Output Capacitor and
SP/POSCAP
Auto Skip Mode
Selectable 700-kHz and 1-MHz Frequency
Small 4 Г— 4, 24-Pin, QFN Package This device fully supports Intel system
applications with integrated 2-bit VID function. The TPS51461 also features two switching frequency
settings (700 kHz and 1 MHz), skip mode, pre-bias
startup, programmable external capacitor soft-start
time/voltage transition time, output discharge, internal
VBST Switch, 2-V reference (В±1%), power good and
enable. APPLICATIONS agent The TPS51461 is available in a 4 mm Г— 4 mm,
24-pin, QFN package (Green RoHs compliant and Pb
free) and is specified from -40В°C to 85В°C. Low-Voltage Applications Stepping Down from …
