LTC3603IUF#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3603IUF#PBF

Manufacturer

Analog Devices

Introduction

The LTC3603IUF#PBF is a high-efficiency, synchronous step-down DC/DC regulator.

Product Features and Performance

High efficiency synchronous buck regulator

Adjustable output voltage range from 0.6V to 14.5V

Single output with 2.5A current capacity

Wide input voltage range from 4.5V to 15V

High switching frequency of 1MHz allows for small external components

Synchronous rectification for improved efficiency

Thermal performance enhanced by 20-WFQFN Exposed Pad package

Operational temperature range from -40°C to 125°C

Surface mountable with 20-QFN (4x4) package

Product Advantages

High power density and low profile

Low output ripple and noise

Stable operation with ceramic capacitors

Minimal external components required due to high switching frequency

Optimized for portable and space-conscious applications

Key Technical Parameters

Input Voltage (Min): 4.5V

Input Voltage (Max): 15V

Output Voltage (Min/Fixed): 0.6V

Output Voltage (Max): 14.5V

Output Current: 2.5A

Switching Frequency: 1MHz

Quality and Safety Features

Overtemperature protection

Overcurrent protection

High thermal performance with exposed pad package

Compatibility

Compatible with a wide range of input voltages

Suitable for multiple output voltages applications

Application Areas

Portable electronics

Communications equipment

Industrial systems

Computing devices

Product Lifecycle

Product status: Active

No near-term discontinuation, replacements or upgrades currently needed

Several Key Reasons to Choose This Product

Efficient power management for battery-operated devices

Compact and lightweight solution for power supply design

Ease of use with adjustable output settings

Low bill of materials due to high integration

Reliable operation in extreme temperatures

Quality and safety features protect end devices from damage

Consistent performance across a range of input voltages and applications