LTC3546IUFD#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3546IUFD#PBF

Manufacturer

Analog Devices

Introduction

The LTC3546 is a high-efficiency, dual-channel, synchronous step-down DC-DC voltage regulator.

Product Features and Performance

Dual-channel output

Adjustable output voltage

Synchronous rectification for improved efficiency

High switching frequency up to 4MHz

Capable of operating with a minimum input voltage of 2.3V

Over-temperature and over-current protection

Product Advantages

High efficiency for energy-saving

Low-dropout operation supports a wide range of input voltages

Small footprint due to high switching frequency allowing for small external components

Independent channels offer design flexibility

Key Technical Parameters

Voltage - Input (Min): 2.3V

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 0.6V

Voltage - Output (Max): 5V

Current - Output: 1A, 2A

Frequency - Switching: 2.25MHz, 750kHz ~ 4MHz

Number of Outputs: 2

Quality and Safety Features

Includes thermal shutdown

Built-in current limiting

Over-temperature protection

Compatibility

Surface mount compatible

28-WFQFN Exposed Pad package allows for heat dissipation

Application Areas

Portable electronics

Battery-powered devices

Power supply modules

Embedded systems

Product Lifecycle

Product Status: Active

Not indicated as nearing discontinuation

Replacements or upgrades should be checked with the manufacturer

Several Key Reasons to Choose This Product

Highly integrated solution reduces external component count

Dual-channel allows for powering multiple devices

High-frequency operation allows for the use of small, low-cost capacitors and inductors

Flexible power management with adjustable outputs

Reliable operation in extended temperature ranges from -40°C to 125°C

Energy-efficient synchronous rectification

Manufactured by Analog Devices, a trusted leader in power management technology