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TEA1207T - High efficiency DC/DC converter

Description

plastic small outline package; 8 leads; body width 3.9 mm GENERAL DESCRIPTION TEA1207T Supply voltage source for low-voltage chip sets Portable computers Battery backup supplies

Cameras.

The TEA1207T is a fully integrated DC/DC converter.

Features

  • Fully integrated DC/DC converter circuit.
  • Up-or-down conversion.
  • Start-up from 1.85 V input voltage.
  • Adjustable output voltage.
  • High efficiency over large load range.
  • Power handling capability up to 0.85 A continuous average current.
  • 275 kHz switching frequency.
  • Low quiescent power consumption.
  • Synchronizing with external clock.
  • True current limit for Li-ion battery compatibility.
  • Up to 100% duty.

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Full PDF Text Transcription

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INTEGRATED CIRCUITS DATA SHEET TEA1207T High efficiency DC/DC converter Preliminary specification Supersedes data of 1999 Jan 14 File under Integrated Circuits, IC03 1999 Oct 21 Philips Semiconductors Preliminary specification High efficiency DC/DC converter FEATURES • Fully integrated DC/DC converter circuit • Up-or-down conversion • Start-up from 1.85 V input voltage • Adjustable output voltage • High efficiency over large load range • Power handling capability up to 0.85 A continuous average current • 275 kHz switching frequency • Low quiescent power consumption • Synchronizing with external clock • True current limit for Li-ion battery compatibility • Up to 100% duty cycle in down mode • Undervoltage lockout • Shut-down function • 8-pin SO package.
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