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LM8801 - 600mA Synchronous Step-Down DC-DC Converter

General Description

The LM8801 step-down DC-DC converter is optimized for powering ultra-low voltage circuits from a single Li-Ion cell and input voltage rails from 2.3V to 5.5V.

It provides up to 600 mA load current over the entire input voltage range.

Key Features

  • 1.
  • 2 Over 90% Efficiency at 6 MHz Operation.
  • 600 mA Maximum Load Capability.
  • 6 MHz PWM Fixed Switching Frequency (typ. ).
  • 27 µA (typ. ) Quiescent Current in PFM Mode.
  • Wide Input Voltage Range: 2.3V to 5.5V.
  • VOUT = 1.0V to 2.9V with 50 mV steps.
  • ±1.5% DC Output Voltage Precision Over Temperature.
  • Best-in-Class Load Transient Response.
  • Low Output Ripple in PFM Mode.
  • Automatic PFM/PWM Mode Switching.
  • Cur.

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📁 Similar Datasheet

Part Number Description Manufacturer
LM8801 600 mA Synchronous Step-Down DC-DC Converter National Semiconductor

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
LM8801 www.ti.com SNVS597H – APRIL 2009 – REVISED MAY 2013 LM8801 High Precision 6MHz, 600 mA Synchronous Step-Down DC-DC Converter for Mobile Applications Check for Samples: LM8801 FEATURES 1 •2 Over 90% Efficiency at 6 MHz Operation • 600 mA Maximum Load Capability • 6 MHz PWM Fixed Switching Frequency (typ.) • 27 µA (typ.) Quiescent Current in PFM Mode • Wide Input Voltage Range: 2.3V to 5.5V • VOUT = 1.0V to 2.9V with 50 mV steps • ±1.5% DC Output Voltage Precision Over Temperature • Best-in-Class Load Transient Response • Low Output Ripple in PFM Mode • Automatic PFM/PWM Mode Switching • Current Overload and Thermal Shutdown Protection • Internal Soft-Start • 6-bump DSBGA Package – (1.065 x 1.265 , 0.6 mm or 0.