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TPS62743 - 300/400mA High Efficiency Buck Converter

Description

The TPS62743 is a high efficiency step down converter with ultra low quiescent current of typical 360 nA.

The device is optimized to operate with a 2.2-µH inductor and 10µF output capacitor.

The device uses DCS-Control™ and operates with a typical switching frequency of 1.2 MHz.

Features

  • 1 Input Voltage Range VIN from 2.15 V to 5.5 V.
  • Input Voltage Range Down to 2.0 V Once Started.
  • Output Current.
  • TPS62743 300 mA.
  • TPS627431 400mA.
  • 360 nA Operational Quiescent Current.
  • Up to 90% Efficiency at 10-µA Output Current.
  • Power Save Mode Operation.
  • Selectable Output Voltages.
  • 8 voltage options between 1.2 V to 3.3 V.
  • Output Voltage Discharge.
  • Low Output Voltage Ripple.
  • Aut.

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Other Datasheets by Texas Instruments

Part Number Description
TPS627431 300/400mA High Efficiency Buck Converter
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TPS627451 Dual-cell Ultra Low Step Down Converter

Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community TPS62743, TPS627431 SLVSCQ0A – JUNE 2015 – REVISED MAY 2016 TPS62743 TPS627431 300/400 mA High Efficiency Buck Converter with Ultra-low Quiescent Current 1 Features •1 Input Voltage Range VIN from 2.15 V to 5.5 V • Input Voltage Range Down to 2.0 V Once Started • Output Current – TPS62743 300 mA – TPS627431 400mA • 360 nA Operational Quiescent Current • Up to 90% Efficiency at 10-µA Output Current • Power Save Mode Operation • Selectable Output Voltages – 8 voltage options between 1.2 V to 3.3 V • Output Voltage Discharge • Low Output Voltage Ripple • Automatic Transition to No Ripple 100% Mode • RF Friendly DCS-Control™ • Total Solution Size <10mm2 • Small 1.6 mm × 0.
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