LT8390AHFE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT8390AHFE#PBF

Manufacturer

Analog Devices

Introduction

The LT8390AHFE#PBF is a versatile power management integrated circuit (PMIC) specifically designed for DC-DC switching with capabilities to step-up or step-down voltage efficiently.

Product Features and Performance

Buck-Boost topology allowing voltage increase or decrease

Supports a wide input voltage range from 4V to 60V

High switching frequency range from 645kHz to 2.1MHz

Maximum duty cycle of 95%

Integrated synchronous rectifier for improved efficiency

Clock synchronization feature to minimize interference

Features like current limit, frequency control, and soft start enhance control and safety

Product Advantages

High efficiency and flexibility in voltage regulation

Suitable for high-temperature operations up to 150°C

Compact 28-TSSOP surface mount package facilitates reduced space usage on PCBs

Key Technical Parameters

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%

Quality and Safety Features

Operates efficiently across a wide temperature range of -40°C to 150°C

Embedded features like current limit and soft start ensure device and application safety

Compatibility

The device is designed in a standard 28-TSSOP (0.173", 4.40mm Width) Exposed Pad, making it compatible with typical surface mount processes and layouts

Application Areas

Used in mobile devices, automotive applications, portable electronics, and power regulation modules for industrial use

Product Lifecycle

Currently active with no indications of discontinuation

Continual support for replacements and potential upgrades is available

Several Key Reasons to Choose This Product

Flexible voltage management capabilities suitable for various applications

High switching frequency enabling compact and efficient designs

Robust construction suitable for high-temperature environments

Easy integration into existing designs due to standard packaging and size

Reliable operation ensured by advanced control features and safety mechanisms