DC/DC switching regulators

Maximize efficiency with our scalable and precise DC/DC power solutions for all applications.

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TI's comprehensive DC/DC switching regulator portfolio—spanning buck, boost, buck-boost, and inverting topologies—delivers optimized voltage conversion solutions, enabling engineers to maximize power efficiency and performance across diverse applications.

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Related categories
Power modules

Explore the ways power modules can reduce design costs and the benefits TI power modules bring to your next project.

AC/DC switching regulators

Achieve higher power density at lower cost with TI's AC/DC portfolios, leveraging options from highly integrated GaN devices to flexible PWM controllers

TPS61253F
DC/DC converters

采用 1.2mm x 1.3mm WCSP-9 封装的 3.8MHz、5V、4.5A 升压转换器

价格约为 (USD) 1ku | 0.375

LM25190-Q1
DC/DC controllers

Automotive, 42V synchronous buck controller with constant current and constant voltage regulations

价格约为 (USD) 1ku | 1.455

TPS62881-Q1
DC/DC converters

汽车级 2.7V 至 6V 输入、20A 可堆叠双相同步降压转换器

价格约为 (USD) 1ku | 3.062

LM25137F
DC/DC controllers

支持 100% 占空比的 42V 双通道功能安全同步降压控制器

价格约为 (USD) 1ku | 1.529

TPS62882-Q1
DC/DC converters

汽车级 2.7V 至 6V 输入、24A 可堆叠双相同步降压转换器

价格约为 (USD) 1ku | 3.387

LM51261A-Q1
DC/DC controllers

具有 VOUT 跟踪和 I2C 的汽车级 42V 输入电压、2.2MHz 单相升压控制器

价格约为 (USD) 1ku | 1.652

Why choose a TI DC/DC switching regulator?

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Trusted and wide portfolio of devices

An extensive portfolio including buck, boost, buck-boost, multiphase and programmable solutions all in a single supplier to streamline your time to market.

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Low EMI

Our switching regulators minimize EMI in automotive and industrial applications, reducing design complexity and solution costs across critical frequency bands.

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Low noise

Our low-noise switching regulators deliver ultra-clean power with high efficiency, enabling precision performance in medical and audio applications.

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Small size

High switching efficiency enables compact, high-density designs critical for space-constrained applications.

技术资源

应用手册
应用手册
Switching regulator fundamentals (Rev. C)
Switching regulators are increasing in popularity because they offer the advantages of higher power conversion efficiency and increased design flexibility. Learn fundamentals in this paper. 
document-pdfAcrobat PDF
视频系列
视频系列
DC/DC switching regulators video series
Learn how to achieve light-load efficiency, understand DC/DC-specific IQ specs, and see how buck-boost regulators can be used in small, battery-hungry applications like true wireless stereo headphones and hearing aids.
视频系列
视频系列
Achieving low noise and low EMI performance with DC/DC switching regulators
Mitigating switching regulator EMI and noise is seen by engineers as challenging. This training series illustrates how engineers can achieve superior efficiency of a switcher while also overcoming the challenges of EMI and noise. 

Design & development resources

Design tool
WEBENCH® Power Designer
WEBENCH® Power Designer creates customized power-supply circuits based on your requirements. The environment gives you end-to-end power-supply design capabilities that save you time during all phases of the design process.
模拟工具
PSpice® for TI 设计和仿真工具
PSpice® for TI 可提供帮助评估模拟电路功能的设计和仿真环境。此功能齐全的设计和仿真套件使用 Cadence® 的模拟分析引擎。PSpice for TI 可免费使用,包括业内超大的模型库之一,涵盖我们的模拟和电源产品系列以及精选的模拟行为模型。

借助 PSpice for TI 的设计和仿真环境及其内置的模型库,您可对复杂的混合信号设计进行仿真。创建完整的终端设备设计和原型解决方案,然后再进行布局和制造,可缩短产品上市时间并降低开发成本。 

在 PSpice for TI 设计和仿真工具中,您可以搜索 TI (...)
设计工具
适用于常用开关模式电源的 Power Stage Designer™ 软件工具

Power Stage Designer 是一款基于 Java 的工具,可根据用户输入计算 21 种拓扑的电压和电流,有助于加快电源设计。另外,Power Stage Designer 包含波特图绘图工具和具有各种功能的实用工具箱,让电源设计更简单。这款工具可以非常快速地开始全新的电源设计,因为所有计算都是实时执行的。

  • “Topology”窗口 – 根据输入参数提供拓扑信息和元件波形
  • Loop Calculator – 有助于确定不同拓扑的补偿网络
  • Load Step Calculator – 估算指定负载瞬变所需的最小输出电容
  • Filter Designer – 可帮助开始设计差模滤波器
  • FET (...)

与DC/DC switching regulators相关的参考设计

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