LTC3553EUD - Linear Technology

Manufacturer Part Number

LTC3553EUD

Manufacturer

Analog Devices

Introduction

The LTC3553EUD is a high-efficiency, low-quiescent current power management integrated circuit (PMIC) designed for handheld and mobile devices. It integrates a low dropout (LDO) regulator, a high-efficiency synchronous step-down (buck) regulator, and a power-path management circuit in a compact 20-pin WFQFN package.

Product Features and Performance

Low quiescent current of 12 μA

Input voltage range of 4.3V to 5.5V

Supports up to 1A output current from the buck regulator

Automatic power-path management to prioritize battery charging

Thermal regulation and overtemperature protection

Soft-start and short-circuit protection

Product Advantages

Highly efficient power management for extended battery life

Compact and space-saving design

Robust protection features for reliable operation

Key Reasons to Choose This Product

Optimized for power-constrained handheld and mobile applications

Exceptional power efficiency and low quiescent current

Comprehensive protection features for safe and reliable operation

Quality and Safety Features

Thermal regulation and overtemperature protection

Short-circuit protection

Compliant with relevant safety and quality standards

Compatibility

The LTC3553EUD is designed for use in a variety of handheld and mobile devices, including smartphones, tablets, and other portable electronics.

Application Areas

Handheld and mobile devices

Portable electronics

Battery-powered applications

Product Lifecycle

The LTC3553EUD is an obsolete product, meaning it is no longer in active production. Customers are advised to contact our website's sales team for information on available alternative or equivalent models.