Details, datasheet, quote on part number: LM5141QRGETQ1
PartLM5141QRGETQ1
CategorySemiconductors => Power Management => Non-isolated DC/DC Switching Regulator => Step-Down (Buck) => Buck Controller (External Switch)
Part familyLM5141-Q1 Wide-Input 2.2MHz Low-Iq Synchronous Buck Controller
TitleSwitching Controllers 2.2MHz low Iq Buck Controller
DescriptionWide-Input 2.2MHz Low-Iq Synchronous Buck Controller 24-VQFN -40 to 150
CompanyTexas Instruments Inc.
StatusACTIVE
ROHSY
SampleYes
DatasheetDownload LM5141QRGETQ1 datasheet
Specifications 
Vin(Max)(V)65
Package GroupVQFN
Switching Frequency(Max)(kHz)2600
Iq(Typ)(mA)0.035
Control ModeCurrent Mode
Switching Frequency(Min)(kHz)350
Number of Phases1
Duty Cycle(Max)(%)78
RatingAutomotive
Vout(Max)(V)15
Operating Temperature Range(C)-40 to 150
Regulated Outputs(#)1
Approx. Price (US$)2.24 | 1ku
TypeController
Vout(Min)(V)1.5
FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Power Good,Synchronous Rectification
Iout(Max)(A)20
Vin(Min)(V)3.8
  Mecanical Data
Pin nbPackage typeInd stdJEDEC codePackage qtyCarrierDevice markWidth (mm)Length (mm)Thick (mm)Pitch (mm)
24RGEVQFNS-PQFP-N250SMALL T&RRGEQ1 44.88.5
Application notes
• Designing the front-end DC/DC conversion stage to withstand automotive transient | Doc
• Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics | Doc
Evaluation Kits
LM5141QRGEVM: LM5141QRG Synchronous Buck Converter Evaluation Module
Spice Model
LM5141-Q1 and LM25141-Q1 PSpice Transient Model - ZIP (07/26/2016)
TINA-TI Transient Spice Model (Export from WEBENCH) (Rev. A) - PDF (11/06/2015)

Others parts numbering
LM5141RGET: Switching Controllers Wide Input Range Syn Buck Controller
LM5141QRGEVM: Power Management IC Development Tools LM5141QRG Synchronous Buck Converter Evaluation Module
LM5141RGER: Switching Controllers Low Iq, Wide Input Range Synchronous Buck Controller 24-VQFN -40 to 125
LM5141QRGERQ1: Switching Controllers Wide Input 2.2MHz low Iq Synchronous Buck Controller 24-VQFN -40 to 150
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