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A80605

Part Number	A80605
Manufacturer	Allegro
Description	High Power LED Driver
Published	Dec 6, 2023
Detailed Description	A80605 and A80605-1 High Power LED Driver with Pre-Emptive Boost for Ultra-High Dimming Ratio and Low Output Ripple FE...
Datasheet	A80605 PDF File

Overview

A80605 and A80605-1 High Power LED Driver with Pre-Emptive Boost for Ultra-High Dimming Ratio and Low Output Ripple FEATURES AND BENEFITS • 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 • Programmable boost frequency dithering to reduce EMI • Advanced control allows minimum PWM on-time down to 0.
3 µs, and...

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