LTC3780IUH#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3780IUH#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3780IUH#TRPBF is a high performance DC DC switching controller designed for power management and conversion.

Product Features and Performance

Step-Up/Step-Down functionality

Operates from 4V to 30V Supply Voltage

Frequency - Switching adjustable from 200kHz to 400kHz

High Duty Cycle up to 99%

Positive Output Configuration

Synchronous Rectification for improved efficiency

Buck-Boost Topology for a wide range of input voltages

Single Output with one Output Phase

Soft Start feature to reduce inrush current

Features Current Limit and Power Good for safe operation

Product Advantages

High efficiency due to Synchronous Rectifier

Versatility in providing Step-Up and Step-Down voltage conversion

Soft Start minimizes startup stress on the power supply

Thermal performance enhanced by 32-WFQFN Exposed Pad package

Reliable operation across a wide temperature range -40°C to 125°C

Key Technical Parameters

Voltage - Supply (Vcc/Vdd): 4V ~ 30V

Output Type: Transistor Driver

Duty Cycle (Max): 99%

Synchronous Rectifier: Yes

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

Quality and Safety Features

Built-in Current Limit for overcurrent protection

Power Good signal for voltage monitoring

Thermal protection with wide operating temperature range

Compatibility

Mounting Type: Surface Mount

Package / Case: 32-WFQFN Exposed Pad

Supplier Device Package: 32-QFN (5x5)

Application Areas

Telecommunications

Computing Systems

Industrial Power Supplies

Battery-Powered Devices

Automotive Electronics

Product Lifecycle

Product Status: Active

Not nearing discontinuation

Replacement and upgrade options available

Several Key Reasons to Choose This Product

Capable of handling a broad range of input voltages

High efficiency and low heat generation due to synchronous rectification

Stable operation in extreme temperature conditions

Flexible usage in various applications owing to the adjustable switching frequency

Ease of integration with compact surface mount package design

Robust protection features ensuring long-term reliability