A5973ADTR - STMicroelectronics

Manufacturer Part Number

A5973ADTR

Manufacturer

stmicroelectronics

Introduction

The A5973ADTR is a step-down (buck) switching voltage regulator designed primarily for automotive applications. It offers an adjustable output within a wide input voltage range.

Product Features and Performance

Step-down (buck) topology

Adjustable output voltage range from 1.235V to 36V

Single output configuration

Input voltage range from 4V to 36V

Output current capacity of 1.5A

Switching frequency of 500kHz

Operational over a temperature range of -40°C to 150°C

Designed for surface mount technology

Product Advantages

Wide input and output voltage ranges

High temperature operational capability making it suitable for harsh environments

Compact 8-SOIC package suitable for space-constrained applications

Key Technical Parameters

Voltage Input (Min): 4V

Voltage Input (Max): 36V

Voltage Output (Min/Fixed): 1.235V

Voltage Output (Max): 36V

Current Output: 1.5A

Frequency Switching: 500kHz

Operating Temperature: -40°C to 150°C

Quality and Safety Features

AEC-Q100 qualification for automotive-grade reliability

Built-in thermal and short-circuit protection features

Compatibility

Compatible with various surface mount technologies due to its 8-HSOP package format

Application Areas

Automotive electronics

Power management solutions in industrial applications

Electronics requiring stable low voltage from a higher voltage supply

Product Lifecycle

Currently marked as active product status

Not indicated as nearing discontinuation, ensuring ongoing availability for use in designs

Several Key Reasons to Choose This Product

Robust temperature range and AEC-Q100 qualification make it ideal for automotive and industrial applications

Versatile input and output parameters to cater a wide range of power supply needs

Reliable performance backed by stmicroelectronics' reputation in power management solutions

Compact package suitable for designs with limited PCB space

Easy integration with existing surface mount installations without needing additional components or redesigns