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A4402 - Constant On-Time Buck Converter

General Description

The A4402 is a dual-output regulator, combining in a single package a constant on-time buck regulator and a linear regulator (LDO)

each with adjustable output voltages.

Key Features

  • 2 MHz switching frequency.
  • Adjustable soft start timer.
  • Watchdog input.
  • Power-on reset output.
  • Adjustable buck and linear regulators.
  • Enable input.
  • 6 to 50 V supply voltage range.
  • Overcurrent protection.
  • Undervoltage lockout (UVLO).
  • Thermal shutdown protection.

📥 Download Datasheet

Datasheet Details

Part number A4402
Manufacturer Allegro Micro Systems
File Size 1.52 MB
Description Constant On-Time Buck Converter
Datasheet download datasheet A4402 Datasheet

Full PDF Text Transcription for A4402 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for A4402. For precise diagrams, and layout, please refer to the original PDF.

A4402 Constant On-Time Buck Converter with Integrated Linear Regulator FEATURES AND BENEFITS ▪ 2 MHz switching frequency ▪ Adjustable soft start timer ▪ Watchdog input ▪ ...

View more extracted text
switching frequency ▪ Adjustable soft start timer ▪ Watchdog input ▪ Power-on reset output ▪ Adjustable buck and linear regulators ▪ Enable input ▪ 6 to 50 V supply voltage range ▪ Overcurrent protection ▪ Undervoltage lockout (UVLO) ▪ Thermal shutdown protection APPLICATIONS: Automotive (“K” version) • Power steering control units • Transmission control units • Lighting control units • Infotainment • Cluster • Centerstack • Other body control Commercial (“E” version) • Photo and inkjet printers • Industrial controls • Distributed power systems • Networking applications • Point-of-sale • Security systems PACKAGE: 16-pin e