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ALT80600 Datasheet Led Driver

Manufacturer: Allegro MicroSystems

Overview: ALT80600 / ALT80600-1 LED Driver with Pre-Emptive Boost for Ultra-High Dimming Ratio and Low Output.

General Description

The ALT80600 is a multi-output LED driver for small-size LCD backlighting.

It integrates a current-mode boost converter with internal power switch and four current sinks.

The boost converter can drive up to 44 white LEDs, 11 LED per string, at 120 mA (VF = 3.3 V max).

Key Features

  • Automotive AEC-Q100 qualified.
  • Wide input voltage range of 4.5 to 40 V for start/stop, cold crank, and load dump requirements.
  • Fully integrated LED current sinks and boost converter with internal power MOSFET.
  • Operate in Boost or SEPIC mode for flexible output.
  • Drives up to 11 series white LED in 4 parallel strings, at up to 120 mA per string (VF = 3.3 V max).
  • Programmable boost switching frequency or sync externally from 1 to 2.3 MHz for AL.

More Datasheets from Allegro MicroSystems

Part Number Description
ALT80600-1 LED Driver
ALT80800 Constant-Current 2.0A PWM Dimmable Synchronous Buck LED Driver
ALT80802 Buck-Boost or Buck 2 Amp LED Driver

ALT80600 Distributor