LTC3355EUF#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3355EUF#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3355 is a backup power controller that provides ride-through energy storage when main power is lost.

Product Features and Performance

Integrated low loss PowerPath

Seamless switchover to backup power

Adjustable input current limit

Power good output

Programmable input UVLO with wide range hysteresis

Product Advantages

Provides reliable backup power

Minimizes the need for external components

Prolongs battery life with its efficient charging algorithm

Ideal for space-constrained applications

Key Technical Parameters

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Output Type: Adjustable

Number of Outputs: 1

Voltage Input (Min): 3V

Voltage Input (Max): 20V

Voltage Output (Min/Fixed): 2.7V

Voltage Output (Max): 5V

Current Output: 1A

Frequency Switching: 1MHz

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

Mounting Type: Surface Mount

Package / Case: 20-WFQFN Exposed Pad

Supplier Device Package: 20-QFN (4x4)

Quality and Safety Features

Overvoltage protection

Thermal shutdown

Compatibility

Suitable for various battery chemistries

Compatible with multiple system voltages

Application Areas

Portable instruments

Automotive telematics

Industrial monitoring systems

Product Lifecycle

Product Status: Active

Not nearing discontinuation

Replacement or upgrade options will be available according to market demand

Several Key Reasons to Choose This Product

High-efficiency step-down voltage regulation

Wide input voltage range suitable for diverse applications

Compact 20-QFN package ideal for space-constrained designs

High reliability and prolonged operational lifespan under extreme temperatures

Feature rich to minimize external component count

Analog Devices' reputation for quality and performance