A4450

The A4450 is Buck-Boost Controller designed by Allegro.

Product Overview

Allegro

Datasheet Details

Part number	A4450
Manufacturer	Allegro
File Size	3.37 MB
Description	Buck-Boost Controller
Datasheet	A4450-Allegro.pdf
Additional preview pages of the A4450 datasheet.

Product details

Description

The A4450 is a power management IC that can implement either a buck or buck-boost regulator to efficiently convert automotive battery voltages into a tightly regulated voltage.

Features

Automotive AEC-Q100 qualified.
Wide operating range of 3 to 36 VIN, 40 VIN maximum, covers automotive stop/start, cold crank, double battery, and load dump.
Regulated output can operate up to 2 A DC.
Adjustable PWM switching frequency: 250 kHz to 2.2 MHz.
PWM frequency can be synchronized to external clock: 250 kHz to 2.4 MHz.
Frequency dithering helps reduce EMI/EMC.
Undervoltage protection.
Pin-to-pin and pin-to-ground to.

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Other Datasheets by Allegro

A4403 - Valley Current Mode Control Buck Converter
A4412 - Buck or Buck/Boost Pre-Regulator
A4480 - Automotive Regulator
A4481 - 50mA Automotive Linear Regulator
A4490 - Triple Output Step-Down Switching Regulator
A4491 - Triple Output Step-Down Switching Regulator

Published: Dec 3, 2016 |