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LP3367 - 1A Buck/Boost ChargePump LED Driver

Features

  • — Input Voltage Range: 2.7V to 5.5V The LP3367 buck/boost charge pump LED driver is — Adjustable FLASH Mode Current designed for powering high brightness white LEDs for — Output Current up to 1A camera flash.

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Datasheet Details

Part number LP3367
Manufacturer Lowpowersemi
File Size 651.52 KB
Description 1A Buck/Boost ChargePump LED Driver
Datasheet download datasheet LP3367 Datasheet

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Full PDF Text Transcription

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Preliminary Datasheet LP3367 1A Buck/Boost Charge Pump LED Driver General Description Features — Input Voltage Range: 2.7V to 5.5V The LP3367 buck/boost charge pump LED driver is — Adjustable FLASH Mode Current designed for powering high brightness white LEDs for — Output Current up to 1A camera flash applications. The LP3367 automatically — Up to 95% Efficiency in TORCH Mode switches modes between step-up and step-down — Automatic Buck/Boost Mode Switchover ensuring that LED current does not depend on the — Minimum External Components: No Inductors forward voltage. The LP3367 provides two current — <1uA Quiescent Current levels for TORCH and FLASH modes. In TOUCH — 2 MHz High Frequency Operation mode, The LED current sense reference voltage is — 50mV.
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