ST1S32 Datasheet PDF - STMicroelectronics 4A DC step-down switching regulator Specs

ST1S32 - 4A DC step-down switching regulator

Datasheet Summary

Description

The ST1S32 is an internally compensated 1.5 MHz fixed-frequency PWM synchronous stepdown regulator.

The ST1S32 operates from 2.8 V to 5.5 V input, while it regulates an output voltage as low as 0.8 V and up to VIN.

Features

4 A DC output current.
2.8 V to 5.5 V input voltage.
Output voltage adjustable from 0.8 V.
1.5 MHz switching frequency.
Internal soft-start and enable.
Integrated 60 mΩ and 45 mΩ Power MOSFETs.
All ceramic capacitor.
Power Good (POR).
Cycle-by-cycle current limiting.
Current foldback short-circuit protection.
VFDFPN 8 4x4x1.0 package.

Datasheet Details

Part number	ST1S32
Manufacturer	STMicroelectronics
File Size	783.95 KB
Description	4A DC step-down switching regulator
Datasheet	ST1S32 Datasheet
Additional preview pages of the ST1S32 datasheet.

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Full PDF Text Transcription

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ST1S32 4 A DC step-down switching regulator Datasheet — production data Features ■ 4 A DC output current ■ 2.8 V to 5.5 V input voltage ■ Output voltage adjustable from 0.8 V ■ 1.5 MHz switching frequency ■ Internal soft-start and enable ■ Integrated 60 mΩ and 45 mΩ Power MOSFETs ■ All ceramic capacitor ■ Power Good (POR) ■ Cycle-by-cycle current limiting ■ Current foldback short-circuit protection ■ VFDFPN 8 4x4x1.0 package Applications ■ µP/ASIC/DSP/FPGA core and I/O supplies ■ Point of Load for: STB, TV, DVD ■ Optical storage, hard disk drives, printers, audio/graphic cards VFDFPN 8 4x4x1.0 Description The ST1S32 is an internally compensated 1.5 MHz fixed-frequency PWM synchronous stepdown regulator. The ST1S32 operates from 2.8 V to 5.

Published: Oct 3, 2024 |