LT3645IMSE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3645IMSE#PBF

Manufacturer

analog-devices

Introduction

The LT3645IMSE#PBF is a versatile, high-efficiency power management integrated circuit (PMIC) combining both step-down (Buck) and linear (LDO) voltage regulators. Designed for a wide range of applications, it offers dual output channels in a compact 12-TSSOP package.

Product Features and Performance

Integrated step-down (Buck) regulator and linear (LDO) regulator

Dual outputs: 0.8V ~ 16V at 500mA and 0.8V ~ 8V at 200mA

High switching frequency of 750kHz

Wide supply voltage range from 3.6V to 36V

Operates over a broad temperature range of -40°C to 125°C

Compact 12-TSSOP package with an exposed pad for enhanced thermal performance

Product Advantages

Combined Buck and LDO functionality reduces component count and system complexity

High-efficiency design for energy saving

Supports a broad range of input voltages, facilitating use in varied applications

High operating temperature range makes it suitable for industrial environments

Compact footprint for space-constrained applications

Key Technical Parameters

Number of Outputs: 2

Frequency Switching: 750kHz

Voltage/Current Output 1: 0.8V ~ 16V, 500mA

Voltage/Current Output 2: 0.8V ~ 8V, 200mA

Voltage Supply: 3.6V ~ 36V

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Built to adhere to high-quality standards of analog-devices

Thermal pad design for improved heat dissipation

Compatibility

Suited for surface mount technology (SMT) on printed circuit boards (PCBs)

Compatible with a wide range of input voltages

Application Areas

Power management for embedded systems

Consumer electronics

Industrial equipment

Automotive systems

Battery-powered devices

Product Lifecycle

Status: Active

The product is currently active with no immediate plan for discontinuation, ensuring long-term availability.

Several Key Reasons to Choose This Product

Dual regulator configuration simplifies power system design

High-efficiency operation reduces thermal footprint and improves system reliability

Flexible input voltage range supports applications from battery-powered devices to industrial equipment

High-frequency operation allows for smaller external components, saving board space

Robust operating temperature range makes it suitable for challenging environments

Long product lifecycle ensures stability for future designs without the need for immediate redesigns due to part obsolescence