Datasheet Texas Instruments TPS54122RHLR

ManufacturerTexas Instruments
SeriesTPS54122
Part NumberTPS54122RHLR
Datasheet Texas Instruments TPS54122RHLR

3A QuietSupply™ Regulator with Integrated DC-DC Converter and Low-Noise LDO 24-VQFN -40 to 150

Datasheets

TPS54122 3-A, QuietSupply Regulator With Integrated DC-DC Converter and Low-Noise LDO datasheet
PDF, 2.4 Mb, Revision: C, File published: Jul 20, 2017
Extract from the document

Prices

Status

Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityYes

Packaging

Pin24
Package TypeRHL
Industry STD TermVQFN
JEDEC CodeR-PQFP-N
Package QTY3000
CarrierLARGE T&R
Device MarkingPZFQ
Width (mm)3.5
Length (mm)5.5
Thickness (mm).9
Pitch (mm).5
Max Height (mm)1
Mechanical DataDownload

Parametrics

Control ModeCurrent Mode
Duty Cycle(Max)98 %
Iout(Max)3 A
Iq(Typ)0.36 mA
Operating Temperature Range-40 to 150 C
Package GroupVQFN
RatingCatalog
Regulated Outputs2
Special FeaturesEnable,Power Good
Switching Frequency(Max)2000 kHz
Switching Frequency(Min)300 kHz
TypeConverter
Vin(Max)6 V
Vin(Min)2.95 V
Vout(Max)4.5 V
Vout(Min)0.8 V

Eco Plan

RoHSCompliant

Design Kits & Evaluation Modules

  • Evaluation Modules & Boards: TPS54122EVM-201
    TPS54122EVM-201 EVM with a dual output regulator and a 3A switcher output and a 3A Quiet Supply
    Lifecycle Status: Active (Recommended for new designs)

Application Notes

  • Design Procedure for the TPS54122
    PDF, 386 Kb, File published: Nov 4, 2013
    This application report details the design procedure of a low-noise, 3-A power supply with the integratedswitcher and low-dropout (LDO) regulator of the TPS54122. The designer must know a few parameters inorder to start the design process and typically determines them at the system level.
  • A Topical Index of TI LDO Application Notes (Rev. F)
    PDF, 82 Kb, Revision: F, File published: Jun 27, 2019

Model Line

Series: TPS54122 (2)

Manufacturer's Classification

  • Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Converter (Integrated Switch)