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STBB1-AXX - buck-boost DC-DC converter

Description

The STBB1-AXX is a fixed frequency, high efficiency, buck-boost DC-DC converter able to provide output voltages ranging from 1.2 V to 5.5 V and input voltages from 2.0 V to 5.5 V.

Features

  • Buck-boost DC-DC converter.
  • Operating input voltage range from 2.0 V to 5.5 V.
  • 2% DC feedback voltage tolerance.
  • Synchronous rectification.
  • Shutdown function.
  • 1.5 MHz switching frequency.
  • Power save mode at light load.
  • Typical efficiency: > 94%.
  • 2.3 A switches peak current limit at 3.3 V.
  • Shutdown current < 1 µA.
  • Available in DFN10 (3 x 3 mm).

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Full PDF Text Transcription

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STBB1-AXX Datasheet High efficiency single inductor dual mode buck-boost DC-DC converter with 2.3 A switches peak current DFN10 3 x 3 Features • Buck-boost DC-DC converter • Operating input voltage range from 2.0 V to 5.5 V • 2% DC feedback voltage tolerance • Synchronous rectification • Shutdown function • 1.5 MHz switching frequency • Power save mode at light load • Typical efficiency: > 94% • 2.3 A switches peak current limit at 3.
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