Datasheet Texas Instruments LM5642X

ManufacturerTexas Instruments
SeriesLM5642X
Datasheet Texas Instruments LM5642X

High Voltage, Dual Synchronous Buck Converter with Oscillator Synchronization

Datasheets

LM5642/42X High V, Dual Sync Buck Converter w/Oscil Sync datasheet
PDF, 1.6 Mb, Revision: K, File published: Apr 4, 2013
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Prices

Status

LM5642XMH/NOPBLM5642XMHX/NOPBLM5642XMT/NOPBLM5642XMTX/NOPB
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityNoYesNoYes

Packaging

LM5642XMH/NOPBLM5642XMHX/NOPBLM5642XMT/NOPBLM5642XMTX/NOPB
N1234
Pin28282828
Package TypePWPPWPPWPW
Industry STD TermHTSSOPHTSSOPTSSOPTSSOP
JEDEC CodeR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-G
Package QTY482500482500
CarrierTUBELARGE T&RTUBELARGE T&R
Device MarkingLM5642XMHXMTXMT
Width (mm)4.44.44.44.4
Length (mm)9.79.79.79.7
Thickness (mm)1111
Pitch (mm).65.65.65.65
Max Height (mm)1.21.21.21.2
Mechanical DataDownloadDownloadDownloadDownload

Parametrics

Parameters / ModelsLM5642XMH/NOPB
LM5642XMH/NOPB
LM5642XMHX/NOPB
LM5642XMHX/NOPB
LM5642XMT/NOPB
LM5642XMT/NOPB
LM5642XMTX/NOPB
LM5642XMTX/NOPB
Duty Cycle(Max), %98989898
Iout(Max), A20202020
Iq(Typ), mA1.11.11.11.1
Number of Phases2222
Operating Temperature Range, C-40 to 125-40 to 125-40 to 125-40 to 125
Package GroupTSSOPTSSOPTSSOPTSSOP
RatingCatalogCatalogCatalogCatalog
Regulated Outputs2222
Special FeaturesEnable,Frequency SynchronizationEnable,Frequency SynchronizationEnable,Frequency SynchronizationEnable,Frequency Synchronization
Switching Frequency(Max), kHz500500500500
Switching Frequency(Min), kHz200200200200
TypeControllerControllerControllerController
Vin(Max), V36363636
Vin(Min), V4.54.54.54.5
Vout(Max), V34343434
Vout(Min), V1.2361.2361.2361.236

Eco Plan

LM5642XMH/NOPBLM5642XMHX/NOPBLM5642XMT/NOPBLM5642XMTX/NOPB
RoHSCompliantCompliantCompliantCompliant

Application Notes

  • 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> Step-Down (Buck)> Buck Controller (External Switch)
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