Datasheet Texas Instruments LM5175

ManufacturerTexas Instruments
SeriesLM5175
Datasheet Texas Instruments LM5175

42V Wide Vin 4-Switch Synchronous Buck-Boost Controller

Datasheets

LM5175 42-V Wide VIN Synchronous 4-Switch Buck-Boost Controller datasheet
PDF, 1.7 Mb, Revision: A, File published: May 2, 2016
Extract from the document

Prices

Status

LM5175PWPRLM5175PWPTLM5175RHFRLM5175RHFT
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityNoYesYesNo

Packaging

LM5175PWPRLM5175PWPTLM5175RHFRLM5175RHFT
N1234
Pin28282828
Package TypePWPPWPRHFRHF
Industry STD TermHTSSOPHTSSOPVQFNVQFN
JEDEC CodeR-PDSO-GR-PDSO-GR-PQFP-NR-PQFP-N
Package QTY20002503000250
CarrierLARGE T&RSMALL T&RLARGE T&RSMALL T&R
Device MarkingLM5175LM5175LM5175LM5175
Width (mm)4.44.444
Length (mm)9.79.755
Thickness (mm)11.9.9
Pitch (mm).65.65.5.5
Max Height (mm)1.21.211
Mechanical DataDownloadDownloadDownloadDownload

Parametrics

Parameters / ModelsLM5175PWPR
LM5175PWPR
LM5175PWPT
LM5175PWPT
LM5175RHFR
LM5175RHFR
LM5175RHFT
LM5175RHFT
Duty Cycle(Max), %100100100100
Iout(Max), A20202020
Iq(Typ), mA1.651.651.651.65
Operating Temperature Range, C-40 to 125-40 to 125-40 to 125-40 to 125
Package GroupHTSSOPHTSSOPVQFNVQFN
RatingCatalogCatalogCatalogCatalog
Special FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO Adjustable
Switch Current Limit(Min), A20202020
Switching Frequency(Max), kHz600600600600
Switching Frequency(Min), kHz100100100100
TopologyBuck/BoostBuck/BoostBuck/BoostBuck/Boost
TypeControllerControllerControllerController
Vin(Max), V42424242
Vin(Min), V3.53.53.53.5
Vout(Max), V55555555
Vout(Min), V0.80.80.80.8

Eco Plan

LM5175PWPRLM5175PWPTLM5175RHFRLM5175RHFT
RoHSCompliantCompliantCompliantCompliant

Application Notes

  • Maintaining Output Voltage Regulation During Automotive Cold-Crank with LM5175 B
    PDF, 104 Kb, File published: May 26, 2015
  • Designing the front-end DC/DC conversion stage to withstand automotive transient
    PDF, 336 Kb, File published: Jan 18, 2017
  • Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
    PDF, 926 Kb, File published: Jul 21, 2016

Model Line

Manufacturer's Classification

  • Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Buck/Boost, Inverting or Split-Rail> Buck/Boost or Inverting Controller (External Switch)
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