LTC3780EUH#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3780EUH#TRPBF

Manufacturer

Analog Devices

Introduction

High-efficiency, synchronous buck-boost DC/DC controller ideal for fluctuating power sources

Product Features and Performance

Wide input voltage range from 4V to 30V

Adjustable switching frequency between 200kHz and 400kHz

High 99% maximum duty cycle for efficient operation at low dropouts

Integrated synchronous rectifier for reduced power loss

Capability to deliver output in buck or boost mode

Current mode operation for excellent line and load transient response

Product Advantages

Versatile power solution for diverse voltage environments

Continuous transition between step-up and step-down modes without performance loss

High efficiency suitable for portable and battery-powered devices

Thermal shutdown and overcurrent protection enhance product reliability

Supports multiple types of loads with a single device

Key Technical Parameters

Output type is Transistor Driver

Topology utilized is Buck-Boost

One output phase

Supply voltage (Vcc/Vdd) supports a range of 4V to 30V

Duty cycle can reach up to 99%

Built-in synchronous rectification

Features current limit, enable, power good, and soft start controls

32-WFQFN Exposed Pad for surface mount

Quality and Safety Features

Thermal shutdown and current protection

High-quality manufacturing standards of Analog Devices

Compatibility

Supports a variety of load types due to the flexible buck-boost topology

Compatible with a wide range of supply voltages

Application Areas

Battery-powered systems

Portable devices

Automotive power systems

Industrial power supplies

Telecommunications equipment

Product Lifecycle

Product status is Active

No indication of nearing discontinuation

Replacements or upgrades are available as technology advances

Several Key Reasons to Choose This Product

Efficient power utilization adaptable to varying input voltages

Supports high-step-up and step-down voltage ratios

Enables compact power design with QFN package

Stable operation in both light and heavy load conditions

Analog Devices' reputation for quality and reliability