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bq25504 - ultra low-power boost converter

Description

The BQ25504 device is the first of a new family of intelligent integrated energy harvesting nano-power management solutions that are well suited for meeting the special needs of ultra low power applications.

Features

  • Ultra low-power with high-efficiency DC-DC boost converter/charger.
  • Continuous energy harvesting from low-input sources: VIN ≥ 130 mV (Typical).
  • Ultra-low quiescent current: IQ < 330 nA (Typical).
  • Cold-start voltage: VIN ≥ 600 mV (typical).
  • Programmable dynamic maximum power point tracking (MPPT).
  • Integrated dynamic maximum power point tracking for optimal energy extraction from a variety of energy generation sources.
  • Input voltage.

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Full PDF Text Transcription

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BQ25504 SLUSAH0G – OCTOBER 2011 – REVISED AUGUST 2023 BQ25504 Ultra Low-Power Boost Converter With Battery Management For Energy Harvester Applications 1 Features • Ultra low-power with high-efficiency DC-DC boost converter/charger – Continuous energy harvesting from low-input sources: VIN ≥ 130 mV (Typical) – Ultra-low quiescent current: IQ < 330 nA (Typical) – Cold-start voltage: VIN ≥ 600 mV (typical) • Programmable dynamic maximum power point tracking (MPPT) – Integrated dynamic maximum power point tracking for optimal energy extraction from a variety of energy generation sources – Input voltage regulation prevents collapsing input source • Energy storage – Energy can be stored to rechargeable li-ion batteries, thin-film batteries, super-capacitors, or conventional capacitors • Batter
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