L6984ATR - STMicroelectronics

Manufacturer Part Number

L6984ATR

Manufacturer

stmicroelectronics

Introduction

High-efficiency step-down voltage regulator for power management applications

Product Features and Performance

Buck topology

Adjustable output voltage

Synchronous rectification for improved efficiency

Output current capacity of 400mA

Wide input voltage range from 4.5V to 36V

Adjustable switching frequency between 250kHz and 600kHz

Suitable for high-temperature operations up to 150°C

Product Advantages

High efficiency minimizes thermal footprint

Flexible power supply solution due to wide input voltage

Suitable for battery-powered devices due to low output minimum voltage

Robust thermal performance for high reliability

Key Technical Parameters

Input Voltage (Min) 4.5V

Input Voltage (Max) 36V

Output Voltage (Min/Fixed) 0.9V (3.3V)

Output Voltage (Max) 28V

Current - Output 400mA

Frequency - Switching 250kHz ~ 600kHz

Quality and Safety Features

Operation within a wide temperature range -40°C to 150°C ensures reliability in harsh environments

Compatibility

Compatible with various surface mount technologies due to VFDFN exposed pad package

Application Areas

Power management for consumer electronics

Industrial control systems

Telecommunication equipment

Automotive applications

Product Lifecycle

Active product status

Not nearing discontinuation at the current time

Potential availability of replacements or upgrades based on base product number L6984

Several Key Reasons to Choose This Product

Wide operating voltage range suitable for several applications

Adjustable output parameters for a customized power solution

High-temperature operation capability for industrial environments

High-efficiency operation reduces power loss

Compact VFDFN package saves board space

Supportive of automated mass production due to Tape & Reel packaging