应用与设计

LTC3839 4.5V~14V 输入、0.6V/30A 输出、400kHz、Rsense、DTR 使能、降压型转换器

详情介绍

概览

产品详情

LTC3613 是一款单片式同步降压型开关稳压器,能够调节 0.6V 至 5.5V 的输出及高达 15A 的输出电流。受控接通时间恒定频率谷值电流模式架构可在稳态操作中实现快速瞬态响应和恒定频率开关动作,并不受 VIN、VOUT 和负载的影响。另外,这种架构还提供了卓越的均流能力。LTC3613 的一个典型应用是在高降压解决方案 (24V 至 1.2V) 配置 DCR 检测、并同步至一个 350kHz 外部时钟。

24Vin to 1.2Vout@15A Using Inductor DCR Sensing to Minimize Solution Size and Cost

工具及仿真模型

LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

To launch ready-to-run LTspice demonstration circuits for this part:

Step 1: Download and install LTspice on your computer.

Step 2: Click on the link in the section below to download a demonstration circuit.

Step 3: If LTspice does not automatically open after clicking the link below, you can instead run the simulation by right clicking on the link and selecting “Save Target As.” After saving the file to your computer, start LTspice and open the demonstration circuit by selecting ‘Open’ from the ‘File’ menu.

LTspice