LT8390AEUFD#PBF - Analog Devices Inc.

Manufacturer Part Number

LT8390AEUFD#PBF

Manufacturer

Analog Devices

Introduction

The LT8390AEUFD#PBF is a high-performance, power management integrated circuit (PMIC) for DC-DC switching controllers, suitable for a wide range of voltage regulation applications.

Product Features and Performance

High-efficiency buck-boost operation

Wide input voltage range from 4V to 60V

Adjustable frequency from 645kHz to 2.1MHz

Maximum 95% duty cycle for increased power range

Integrated transistor driver for step-up/step-down functionality

Synchronous rectification for improved efficiency

Capable of clock synchronization

Product Advantages

Versatility in handling various input voltages

High power efficiency for energy savings

Suitable for compact designs due to small form factor

Minimized external components requirement through integrated features

Enhanced thermal performance with exposed pad package

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up/Step-Down

Output Configuration: Positive

Topology: Buck-Boost

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 4V ~ 60V

Frequency - Switching: 645kHz ~ 2.1MHz

Duty Cycle (Max): 95%

Synchronous Rectifier: Yes

Clock Sync: Yes

Control Features: Current Limit, Frequency Control, Soft Start

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Robust thermal management with exposed pad design

Overcurrent protection for increased safety

Compliance with industry safety and quality standards

Compatibility

Compatible with a diverse set of power regulation applications

Mounting Type: Surface Mount

Package / Case: 28-WFQFN Exposed Pad

Application Areas

Communications and networking equipment

Automotive electronics

Industrial power supplies

Portable devices and battery-powered equipment

Product Lifecycle

Current Status: Active

Product is not nearing discontinuation, and support is ongoing

Replacements and upgrades are available if needed

Several Key Reasons to Choose This Product

Flexible power solution for both step-up and step-down voltage requirements

Suitable for a broad range of applications due to extended input voltage and temperature ranges

Fine-tuned performance with adjustable switching frequency and soft start capability

Easier power design integration due to comprehensive control feature set

Reliable operation in harsh environments with temperature range up to 125°C

Increased power density due to high-efficiency operation and compact packaging