LTC3547BEDDB#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3547BEDDB#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3547BEDDB#TRPBF is a high-performance, dual-channel step-down DC/DC converter ideal for applications requiring low voltage and high current outputs.

Product Features and Performance

Dual output step-down (Buck) converter

Adjustable output voltage range from 0.6V to 5.5V

Input voltage range from 2.5V to 5.5V

High efficiency with 300mA output current per channel

High frequency switching at 2.25MHz allows for smaller external components

Integrated synchronous rectifier for improved efficiency

Stable with low-ESR ceramic output capacitors

Product Advantages

Dual channel output reduces component count in dual supply applications

High switching frequency minimizes the size of the external inductors and capacitors

Adjustable output enables versatility across different voltages

Compact 8-DFN package suitable for space-constrained applications

Key Technical Parameters

Number of Outputs: 2

Voltage Input (Min): 2.5V

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 0.6V

Voltage Output (Max): 5.5V

Current Output: 300mA

Frequency Switching: 2.25MHz

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Operates over a wide temperature range of -40°C to 85°C

Built-in over-temperature protection

Robust surface mount package with exposed pad for heat dissipation

Compatibility

Compatible with a wide range of input and output voltages for various battery-operated and portable applications

Application Areas

Portable electronics

Wireless and IoT devices

Battery-powered equipment

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing support and availability from Analog Devices

Several Key Reasons to Choose This Product

Highly efficient dual-channel operation minimizes power loss

Compact and flexible design suitable for tight-spaced applications

Wide input and output voltage range compatible with various digital devices

Rapid switching frequency facilitates the use of small, low-cost capacitors and inductors

Robust thermal management features ensure reliability and longevity under varying operational conditions