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A4490

Part Number	A4490
Manufacturer	Allegro
Description	Triple Output Step-Down Switching Regulator
Published	Dec 6, 2023
Detailed Description	A4490 Triple Output Step-Down Switching Regulator Features and Benefits ▪ Three buck converters ▪ 4.5 to 34 V input vol...
Datasheet	A4490 PDF File

Overview

A4490 Triple Output Step-Down Switching Regulator Features and Benefits ▪ Three buck converters ▪ 4.
5 to 34 V input voltage range ▪ 550 kHz fixed frequency ▪ Multiphase switching ▪ Independent control of each converter ▪ Power-on-reset flag ▪ Internal compensation ▪ 4 × 4 mm QFN Package, small PCB footprint Package: 20-contact QFN (suffix ES) Approximate size Description Designed to provide the power supply requirements of printers, office automation, industrial, and portable equipment, the A4490 provides three high current, high performance, switching regulator outputs with independent soft start.
High frequency switching allows selection of inexpensive inductors and small ceramic output ...

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