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TPS61325 - 1.5-A to 4.1-A Multiple LED Camera Flash Driver

Description

The TPS6132x device is based on a high-frequency synchronous boost topology with constant current sinks to drive up to three white LEDs in parallel (445mA, 890-mA, 445-mA maximum flash current).

Features

  • 1 Four Operational Modes.
  • DC-Light and Flashlight.
  • Voltage Regulated Converter: 3.8 V to 5.7 V.
  • Standby: 2 μA (Typical).
  • Storage Capacitor Friendly Solution.
  • Automatic VF and ESR Calibration.
  • Power-Save Mode for Improved Efficiency at Low Output Power, Up to 95% Efficiency.
  • Output Voltage Remains Regulated When Input Voltage Exceeds Nominal Output Voltage.
  • I2C Compatible Interface up to 3.4 Mbps.
  • Dual Wire.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS61325, TPS61326 SLVS977B – FEBRUARY 2010 – REVISED JULY 2016 TPS6132x 1.5-A to 4.1-A Multiple LED Camera Flash Driver With I2C Compatible Interface 1 Features •1 Four Operational Modes – DC-Light and Flashlight – Voltage Regulated Converter: 3.8 V to 5.7 V – Standby: 2 μA (Typical) • Storage Capacitor Friendly Solution • Automatic VF and ESR Calibration • Power-Save Mode for Improved Efficiency at Low Output Power, Up to 95% Efficiency • Output Voltage Remains Regulated When Input Voltage Exceeds Nominal Output Voltage • I2C Compatible Interface up to 3.
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