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TPS65921
SWCS048G – MARCH 2010 – REVISED SEPTEMBER 2014
TPS65921 Power Management and USB Single Chip
1 Device Overview
1.1 Features
1
• Three Step-Down Converters: – Up to 1.2 A of Output Current for VDD1 • TPS65921B Supports VDD1 up to 1.2 A • TPS65921B1 Supports VDD1 up to 1.4 A (Necessary for 1-GHz Operation) – SmartReflex™ Dynamic Voltage Management – 3.2-MHz Fixed Frequency Operation – VIN Range from 2.7 to 4.5 V – Typical 30 µA Quiescent per Converter
• Four General-Purpose Configurable LDOs: – Dynamic Voltage Scaling – 220-mA Maximum Current for One LDO – VIN Range from 2.7 to 4.