A4402 Datasheet - Allegro Micro Systems

A4402 Constant On-Time Buck Converter

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. It is ideal for applications that require two regulated voltages, such as in microcontroller- or DSP-based applications req.

A4402 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 APPLICATIONS: Automotive (“

A4402_AllegroMicroSystems.pdf