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A80605-1 Datasheet High Power LED Driver

Manufacturer: Allegro MicroSystems

Download the A80605-1 datasheet PDF. This datasheet also includes the A80605 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (A80605-Allegro.pdf) that lists specifications for multiple related part numbers.

General Description

The A80605 is a multi-output LED driver for automotive applications such as exterior lighting, heads-up display, and mid-size LCD backlighting.

It implements a current-mode boost/SEPIC converter with gate driver for external N-channel MOSFET.

The A80605 provides six integrated current sinks driving up to 140 mA per string.

Overview

A80605 and A80605-1 High Power LED Driver with Pre-Emptive Boost for Ultra-High Dimming Ratio and Low Output.

Key Features

  • Automotive AEC-Q100 qualified.
  • Enhanced fault handling for ASIL B system compliance.
  • Wide input voltage range of 4.5 to 40 V for start/stop, cold crank, and load dump requirements.
  • Operate in Boost or SEPIC mode for flexible output.
  • Gate driver for external MOSFET to deliver higher output power.
  • Six integrated LED current sinks, up to 140 mA each.
  • Boost switching frequency synced externally or programmed from 260 kHz to 2.3 MHz.

More Datasheets from Allegro MicroSystems

Part Number Description
A80605 High Power LED Driver
A80601 High Power LED Driver
A80601-1 High Power LED Driver
A80602 High Power LED Driver
A80602-1 High Power LED Driver
A80603 LED Driver
A80603-1 LED Driver
A80604 High Power LED Driver
A80604-1 High Power LED Driver
A80606 High Power LED Driver