ST1S03PUR - STMicroelectronics

Manufacturer Part Number

ST1S03PUR

Manufacturer

stmicroelectronics

Introduction

Step-down switching regulator for power management applications

Product Features and Performance

Adjustable output voltage from 0.8V to 13.92V

Maximum output current of 1.5A

High switching frequency of 1.5MHz for small filter size

Buck topology for efficient conversion

Active product status

Product Advantages

High efficiency step-down voltage regulation

Compact 6-VDFN package for space-sensitive applications

Wide input voltage range suitable for various applications

Key Technical Parameters

Input Voltage range: 3V to 16V

Output Voltage range: 0.8V to 13.92V

Output Current: up to 1.5A

Switching Frequency: 1.5MHz

Operating Temperature range: 0°C to 125°C

6-DFN (3x3) package

Quality and Safety Features

Designed for operation in temperatures up to 125°C ensuring reliability

Compatibility

Surface Mount type for compatibility with modern PCB technologies

Application Areas

Mobile phones, PDAs, and other portable devices

Point of Load (POL) power supplies

DSP and microcontroller power supplies

Product Lifecycle

Product is currently active and not nearing discontinuation

Future availability of replacements or upgrades

Several Key Reasons to Choose This Product

Efficient power management for prolonging battery life of devices

High-frequency operation allows for smaller external components

Versatile input voltage range compatible with many sources

Adjustable output up to 13.92V for a wide range of electronics

Thermal performance suitable for high-temperature environments

Simple integration with surface mount technology