TPS65023RSBT Description

The TPS65023RSBT is an integrated power management IC designed for applications that require numerous power rails and are powered by a single Li-Ion or Li-Polymer cell. The TPS65023RSBT contains three extremely efficient step-down converters that are designed to supply the core voltage, peripheral, I/O, and memory rails in a processor-based system.

TPS65023RSBT Features

• 1.7-A, 90% Efficient Step-Down Converter for Processor Core (VDCDC1)

• 1.2-A, Up to 95% Efficient Step-Down Converter for System Voltage (VDCDC2)

• 1.0-A, 92% Efficient Step-Down Converter for Memory Voltage (VDCDC3)

• 30-mA LDO and Switch for Real Time Clock (VRTC)

• 2 × 200-mA General-Purpose LDO

• Dynamic Voltage Management for Processor Core

• Preselectable LDO Voltage Using Two Digital Input Pins

• Externally Adjustable Reset Delay Time

• Battery Backup Functionality

• Separate Enable Pins for Inductive Converters

• I2C-Compatible Serial Interface

• I2C? Setup and Hold Timing:

• -TPS65023: 300 ns

• 85-μA Quiescent Current

• Low Ripple PFM Mode

• Thermal Shutdown Protection

• 40-Pin, 5-mm × 5-mm WQFN Package

TPS65023RSBT Applications

• Industrial

• Automotive

• Personal electronics applications