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A8511

Part Number	A8511
Manufacturer	Allegro
Description	4-Channel x 150 mA WLED/RGB Driver
Published	Dec 6, 2023
Detailed Description	A8511 2 MHz, 4 Channel × 150 mA WLED/RGB Driver with Output Disconnect FEATURES AND BENEFITS ▪ Four LED sinks rated for...
Datasheet	A8511 PDF File

Overview

A8511 2 MHz, 4 Channel × 150 mA WLED/RGB Driver with Output Disconnect FEATURES AND BENEFITS ▪ Four LED sinks rated for 150 mA each (600 mA total) ▪ Boost converter with integrated 40 V DMOS switch and OVP–load-dump protection ▪ 600 kHz to 2.
2 MHz switching frequency—ability to operate above the AM band ▪ Internal bias supply for single-supply operation (VIN= 6.
8 to 21 V) ▪ 3.
5 µA shutdown current—limits battery drain ▪ Active current sharing between LED strings for 0.
8% current matching and 0.
7% accuracy ▪ PWM dimming with LED PWM duty cycle control ▪ 4000:1 dimming range ▪ Extensive fault mode protection schemes: ▫ Shorted LED protection against misconnected loads— with true output discon...

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