AC/DC & DC/DC converters (integrated FET)

Optimize power conversion with our portfolio of converters for a wide range of power topologies.

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Our AC/DC and DC/DC converters feature a controller with one or more integrated field-effect transistors (FETs), striking a balance between design flexibility and ease of use. Our comprehensive portfolio of converters and corresponding design tools help you design high-performance power supplies across a wide range of both nonisolated and isolated topologies.

Browse by category

Select by topology

Step-down (Buck)

Because DC/DC step-down (buck) converters feature a controller with one or more integrated FETs and an external inductor, they offer a balance of flexibility and ease of use.

Step-up (Boost)

Our low-power boost converters support your need for small solution size, low system cost and high power density.

Buck-boost, inverting & split rail

Our buck-boost, inverting and split-rail converters integrate FETs to reduce component count in your system and simplify your board design.

Isolated

Easily generate one or more isolated positive and negative supplies using a small number of external components. An optocoupler is not required, and devices can be used for isolated applications.

Charge pumps (inductorless)

Our easy-to-use charge pumps offer the industry's smallest solution size and highest performance. They are ideal for low-power industrial, personal electronics and telecommunications applications.

Integrated gallium nitride (GaN) converters

Our GaN integrated converters enable superior efficiency, power density and design simplicity for consumer and industrial power-supply applications.

Featured converters

TPS54538
AC/DC & DC/DC converters (integrated FET)

3.8-V to 28-V, 5-A, 200-kHz to 2.2-MHz, synchronous buck converter

Approx. price (USD) 1ku | 0.56

TPS62966
AC/DC & DC/DC converters (integrated FET)

17V VIN, 6A low-noise low-ripple buck converter with 0.6V VOUT

Approx. price (USD) 1ku | 1.5

LMG5126
AC/DC & DC/DC converters (integrated FET)

2.5MHz 42V wide-VIN synchronous GaN boost converter with output voltage tracking

Approx. price (USD) 1ku | 4

TPS62968
AC/DC & DC/DC converters (integrated FET)

17V VIN, 8A low-noise low-ripple buck converter with 0.6V VOUT

Approx. price (USD) 1ku | 1.65

LMR51603
AC/DC & DC/DC converters (integrated FET)

4.5V-to-65V 0.3A synchronous buck converter with 25µA quiescent current

Approx. price (USD) 1ku | 0.3

TLV61047
AC/DC & DC/DC converters (integrated FET)

20VIN, 28VOUT, 2.2A non-synchronous boost converter with SOT23-5 DDC package

Approx. price (USD) 1ku | 0.25

Technical resources

Selection guide
Selection guide
Buck Converter Quick Reference Guide (Rev. B)
Covering devices with input voltage up to 100V and output current up to 40A, this quick reference guide highlights our most popular buck converters across a wide variety of applications. 
document-pdfAcrobat PDF
Video series
Video series
Power fundamentals - buck regulator architectures
This series provides an overview of buck regulator architectures, including: multiphase, hysteretic, COT, current or emulated current mode, and voltage mode. 
Technical article
Technical article
How an auxless GaN flyback converter can solve AC/DC adapter design challenges
Recent innovations in GaN flyback converter design have made it possible to eliminate the transformer auxiliary winding to enable smaller, more efficient consumer and industrial power supplies.
document-pdfAcrobat PDF

Discover featured applications

HEV and EV
Meet system power requirements of HEVs and EVs with TI buck regulators
Infotainment and cluster
Expand functionality in automotive infotainment and cluster systems with TI buck converters and controllers
Data center and enterprise computing
Our DC/DC converters and power modules address your power-density and thermal design challenges for enterprise applications

Meet system power requirements of HEVs and EVs with TI buck regulators

Design engineers have many considerations to overcome while managing strict cost and board space targets. We designed and developed our power devices with these challenges in mind.

  • High operating temperature range.
  • Supports strict electromagnetic compatibility standards such as Comité International Spécial des Perturbations Radioélectriques Class 5.
  • Wide input-voltage capability to manage large-input transient conditions.
  •  Availability in both leaded and nonleaded packages.

Featured resources

PRODUCTS
  • TPSF12C3 – Common-mode active EMI filter (AEF) for three-phase systems
  • LMR38020-Q1 – Automotive SIMPLE SWITCHER® power converter 4.2-V to 80-V, 2-A, synchronous buck converter
  • LM5180-Q1 – Automotive 65-VIN no-opto flyback converter with 100-V, 1.5-A integrated MOSFET
DESIGN TOOLS AND SIMULATION
  • LMR38020QEVM – LMR38020-Q1 evaluation module SIMPLE SWITCHER® power converter 80-V, 2-A, synchronous buck, 40-µA IQ

Expand functionality in automotive infotainment and cluster systems with TI buck converters and controllers

Today's automotive infotainment and cluster systems inform, entertain, and connect modern drivers. As we look to the future, the amount of functionality within these systems is only expected to increase. This means more processing power within the same physical space. In order to power these next-generation systems, power converters need to excel in two key aspects. 

  • High output power-to-package size ratio without overheating.
  • Minimized conducted and radiated electromagnetic interference.

Featured resources

REFERENCE DESIGNS
  • PMP30670 – Automotive wide VIN front-end reference design for digital cockpit processing units
  • PMP22030 – Efficient, low-heat, CISPR 25 class 5-compliant power reference design for infotainment display
PRODUCTS
  • LM61495-Q1 – 10-A automotive buck converter optimized for power density and low EMI
  • TPS62813-Q1 – Automotive 2.75-V to 6-V, 3-A step-down converter with fixed Fsw and SYNC in 2x3mm wettable-flanks
  • TPS62873-Q1 – Automotive 2.7-V to 6-V input, 15-A, stackable, synchronous buck converter

Our DC/DC converters and power modules address your power-density and thermal design challenges for enterprise applications

Data centers are crucial for business continuity and reliable communications. Our power-management solutions enable high availability and efficiency when powering high-performance processors while providing regulated power. 

  • High efficiency, excellent thermal performance and PMBus with telemetry keep data centers cooler while saving energy.
  • Fast transient response for reducing output filter size.
  • High output-voltage accuracy to power the latest advanced processors.

Featured resources

PRODUCTS
  • TPS54J061 – 4-V to 16-V input, 6-A synchronous buck converter, 600-mV reference voltage and hiccup current limit
  • TPS54KB20 – 4-V to 16-V input, 25-A remote sense synchronous step-down converter
HARDWARE DEVELOPMENT
  • TPS546D24AEVM – Fixed frequency synchronous buck converter 2-phase evaluation module
  • TPS54KB20EVM – TPS54KB20 step-down converter evaluation module
  • TPS54J061EVM – 2.7-V to 16-V, 6-A, step-down converter evaluation board
DESIGN TOOLS AND SIMULATION
SOFTWARE DEVELOPMENT

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.
Simulation tool
PSpice® for TI design and simulation tool
PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Design tool
Power Stage Designer™ software tool of most commonly used switchmode power supplies

Power Stage Designer is a JAVA-based tool that helps speed up power-supply designs as it calculates voltages and currents of 21 topologies based on user inputs. Additionally, Power Stage Designer contains a Bode plotting tool and a helpful toolbox with various functions to make power supply design (...)

Reference designs related to AC/DC & DC/DC converters (integrated FET)

Use our reference design selection tool to find designs that best match your application and parameters.