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TPS61377 - Synchronous Boost Converter

Description

The TPS61377 is a high-voltage synchronous boost converter with a 50-mΩ low-side power switch and a 40-mΩ high-side rectifier switch to provide a high efficiency and small size solution.

Features

  • Wide input voltage and output voltage range.
  • Input voltage range: 2.9 V to 23 V.
  • Output voltage range: 4.5 V to 25 V.
  • Programmable peak current limit from 1.5 A to 6 A.
  • Switching frequency.
  • TPS61377: 650 kHz.
  • TPS613771: 1.2 MHz.
  • High efficiency and power capability.
  • 6 A peak switching current limit.
  • Low-side FET: 50 mΩ, High-side FET: 40 mΩ.
  • Up to 95.3% efficiency at VIN = 9 V, VOUT = 16 V, and IO.

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Full PDF Text Transcription

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TPS61377 SLVSH38 – NOVEMBER 2023 TPS61377 23-VIN, 25-VOUT, 6-A, Synchronous Boost Converter with Programmable Peak Current Limit 1 Features • Wide input voltage and output voltage range – Input voltage range: 2.9 V to 23 V – Output voltage range: 4.5 V to 25 V • Programmable peak current limit from 1.5 A to 6 A • Switching frequency – TPS61377: 650 kHz – TPS613771: 1.2 MHz • High efficiency and power capability – 6 A peak switching current limit – Low-side FET: 50 mΩ, High-side FET: 40 mΩ – Up to 95.3% efficiency at VIN = 9 V, VOUT = 16 V, and IOUT = 2.0 A – Up to 96.0% efficiency at VIN = 12 V, VOUT = 24 V, and IOUT = 1.5 A • Extend the system operating time – Typical 70 µA quiescent current – Maximum 1.
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