Download LP5550 Datasheet PDF
LP5550 datasheet preview
LP5550 page 2
Page 2
LP5550 page 3
Page 3

LP5550 Key Features

  • 2 Supports High-Efficiency PowerWise Technology Adaptive Voltage Scaling
  • PWI Open Standard Interface for System Power Management
  • Digitally Controlled Intelligent Voltage Scaling
  • 1 MHz PWM Switching Frequency
  • Auto or PWI Controlled PFM Mode Transition
  • Internal Soft Start/Startup Sequencing
  • 3 Programmable LDOs for I/O, PLL, and
  • Power OK Output

Other LP5550 Datasheets

Manufacturer Part Number Description
National Semiconductor Logo National Semiconductor LP5550 PowerWise Technology Compliant Energy Management

View all LP5550 datasheets →

LP5550 Description

The LP5550 is a PWI 1.0 pliant Energy Management System for reducing power consumption of stand-alone mobile phone processors such as base-band or applications processors. The LP5550 contains an advanced, digitally controlled switching regulator for supplying variable voltage to processor core and memory. The device also incorporates 3 programmable LDO-regulators for powering I/O, PLLs and maintaining memory...