L7986ATR - STMicroelectronics

Manufacturer Part Number

L7986ATR

Manufacturer

STMicroelectronics

Introduction

The L7986ATR is a highly efficient, step-down DC DC switching regulator designed for power management applications.

Product Features and Performance

Step-down (Buck) topology

Adjustable output voltage from 0.6V to 38V

Supports input voltages from 4.5V to 38V

Capable of delivering output currents up to 3A

Offers a frequency range for switching between 250kHz and 1MHz

Operates efficiently without a synchronous rectifier

Designed for surface mount technology with an 8-SOIC package, featuring an exposed pad for enhanced thermal dissipation

Operable in a wide temperature range from -40°C to 150°C (TJ)

Product Advantages

Provides a wide range of input and output voltages suitable for diverse applications

High efficiency in step-down voltage conversion

Flexible switching frequency options for optimizing efficiency or reducing external component size

High thermal performance due to exposed pad design

Robust to operate in extreme environmental conditions

Key Technical Parameters

Voltage Input (Min): 4.5V

Voltage Input (Max): 38V

Voltage Output (Min/Fixed): 0.6V

Voltage Output (Max): 38V

Current Output: 3A

Frequency Switching: 250kHz ~ 1MHz

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

Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad

Quality and Safety Features

Engineered to meet strict quality and safety standards

Incorporates protection features for overcurrent, overtemperature, and undervoltage

Compatibility

Compatible with a wide range of devices requiring adjustable power supply

Suitable for both high and low voltage applications with its broad input and output voltage range

Application Areas

Automotive electronics

Portable devices

Industrial control systems

Telecom infrastructure

Product Lifecycle

Current Status: Active

No known discontinuation, ensuring long-term availability

Options for replacements or upgrades will be provided as technology evolves

Several Key Reasons to Choose This Product

High efficiency for power-sensitive applications

Broad input and output voltage adaptability offers versatility across different use cases

Flexible switching frequency selection allows for a customizable approach to minimizing noise or optimizing efficiency

Exceptional thermal and environmental operating range enhances product reliability

Supported by STMicroelectronics, a leader in semiconductor solutions, ensuring ongoing product support and advancement