ST1S40IPHR - STMicroelectronics

Manufacturer Part Number

ST1S40IPHR

Manufacturer

STMicroelectronics

Introduction

The ST1S40IPHR is a high-efficiency step-down DC DC switching regulator.

Product Features and Performance

Synchronous rectification for improved efficiency

Adjustable output from 0.8V to 18V

3A output current capability

Operating frequency of 850kHz

Buck topology for step-down voltage conversion

Single output design

Product Advantages

High integration reduces external component count

Wide input voltage range suitable for various applications

High efficiency for power-saving

Thermal shutdown and short-circuit protection enhance reliability

Operates over a wide temperature range for harsh environments

Key Technical Parameters

Input Voltage (Min): 4V

Input Voltage (Max): 18V

Output Voltage (Min/Fixed): 0.8V

Output Voltage (Max): 18V

Current - Output: 3A

Frequency - Switching: 850kHz

Operating Temperature: -40°C ~ 150°C (TJ)

Quality and Safety Features

Built-in thermal protection

Short-circuit protection

Over voltage protection

Compatibility

Surface mount compatible

Fits 8-SOIC (0.154", 3.90mm Width) Exposed Pad footprint

Supplier Device Package is 8-HSOP

Application Areas

Computing systems

Networking equipment

Portable devices

Consumer electronics

Industrial controls

Product Lifecycle

Product Status: Active

Not currently nearing discontinuation

Potential upgrades or replacements should be checked with manufacturer

Key Reasons to Choose This Product

High efficiency and low-power dissipation

Wide input range catering to a broader set of power sources

Compact package suitable for space-constrained applications

Versatile for both commercial and industrial environments

STMicroelectronics' reputation for reliability and performance