TPS650250RHBR Description

The TPS650250RHBR is an integrated Power Management IC for applications powered by one Li-Ion or Li-Polymer cell, which requires multiple power rails.

The TPS650250RHBR  provides three highly efficient, step-down converters targeted at providing the core voltage, peripheral, I/O and memory rails in a processor-based system.

TPS650250RHBR Features

• 1.6 A, 97% Efficient Step-Down Converter for System Voltage (VDCDC1)

  -3.3 V, 2.8 V, or Adjustable

• 0.8 A, up to 95% Efficient Step-Down Converter for Memory Voltage (VDCDC2)

  -1.8 V, 2.5 V, or Adjustable

• 0.8 A, 90% Efficient Step-Down Converter for Processor Core (VDCDC3)

• Adjustable Output Voltage on VDCDC3

• 30-mA LDO for Vdd_alive

• 2 × 200 mA General-Purpose LDOs (LDO1 and LDO2)

• Dynamic Voltage Management for Processor Core

• LDO1 and LDO2 Voltage Externally Adjustable

• Separate Enable Pins for Inductive Converters

• 2.25-MHz Switching Frequency

• 85-μA Quiescent Current

• Thermal Shutdown Protection

TPS650250RHBR Applications

• Cellular/Smart Phone

• GPS

• Digital Still Camera

• Split Supply DSP and μP Solutions

• Samsung ARM-Based Processors, etc