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A4405

Manufacturer: Allegro MicroSystems

A4405 datasheet by Allegro MicroSystems.

A4405 datasheet preview

A4405 Datasheet Details

Part number A4405
Datasheet A4405-AllegroMicroSystems.pdf
File Size 2.57 MB
Manufacturer Allegro MicroSystems
Description Constant On-Time Buck Regulator
A4405 page 2 A4405 page 3

A4405 Overview

The A4405 is an automotive power management IC that uses a high frequency constant on-time 5.45 V pre-regulator to supply two internal 5 V linear.

A4405 Key Features

  • AEC-Q100 Grade 0 qualified
  • Internal buck pre-regulator followed by LDO outputs
  • 5.5 to 36 V VIN operating range (50 V maximum)
  • 2.2 MHz constant on-time buck regulator
  • Valley current sensing achieves shortest buck on-times
Allegro MicroSystems logo - Manufacturer

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A4401 Automotive Quasi-Resonant Flyback Controller
A4402 Constant On-Time Buck Converter
A4406 Constant On-Time Buck Regulator
A4407 2.2 MHz Constant On-Time Buck Regulator
A4408 Adjustable Frequency Buck or Buck-Boost Pre-Regulator
A4409 Adjustable Frequency Buck or Buck-Boost Pre-Regulator
A4410 Adjustable Frequency Buck or Buck/Boost Pre-Regulator
A4411 Adjustable Frequency Buck or Buck-Boost Pre-Regulator
A4447 High Voltage Step Down Regulator

A4405 Distributor

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