LT3645EUD#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3645EUD#PBF

Manufacturer

Analog Devices

Introduction

The LT3645EUD#PBF is a power management integrated circuit (PMIC) that combines linear and switching voltage regulators, designed for power efficiency and compactness.

Product Features and Performance

Integrated step-down (buck) converter and linear (LDO) regulator

Dual outputs for versatile power management

Switching Frequency: 750kHz for efficient power conversion

Output 1: Adjustable 0.8V to 16V, up to 500mA

Output 2: Adjustable 0.8V to 8V, up to 200mA

Wide input voltage range: 3.6V to 36V, accommodating a variety of power sources

Operating temperature range: -40°C to +125°C, suitable for harsh environments

Surface Mount technology for compact board designs

Product Advantages

Dual output capability allows for reduced component count and system cost

High switching frequency enables the use of small inductors and capacitors, reducing PCB space requirements

Wide input voltage range and operating temperature make it suitable for diverse applications

Compact 16-QFN package is ideal for space-constrained applications

Key Technical Parameters

Output Voltage (Output 1): 0.8V to 16V

Output Current (Output 1): 500mA

Output Voltage (Output 2): 0.8V to 8V

Output Current (Output 2): 200mA

Switching Frequency: 750kHz

Voltage Supply Range: 3.6V to 36V

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Built with Analog Devices' rigorous quality standards

Thermal protection safeguards the device and system from overheating

Overcurrent protection enhances safety and longevity

Compatibility

Suited for use with a wide range of input voltages and load conditions

Compatible with various microcontrollers and digital systems

Application Areas

Portable and battery-powered devices

Industrial controls and automation

Automotive systems

Telecom infrastructure

Product Lifecycle

Status: Active

This product is not nearing discontinuation, ensuring long-term availability for designs and applications.

Several Key Reasons to Choose This Product

High integration of buck and LDO regulators reduces overall system cost and PCB footprint

Flexible power solution with dual adjustable outputs to meet specific application requirements

High-efficiency operation at 750kHz switching frequency minimizes heat generation

Robust quality and safety features ensure reliability in varied applications and environments

Supported by Analog Devices' commitment to quality and long-term availability, providing peace of mind for product development and lifecycle.