Datasheet Texas Instruments LM25117 — 数据表

制造商Texas Instruments
系列LM25117
Datasheet Texas Instruments LM25117

具有跟踪功能的4.5-42V宽输入电压,电流模式同步降压控制器

数据表

LM25117/Q1 Wide Input Range Synchronous Buck Controller With Analog Current Monitor datasheet
PDF, 2.0 Mb, 修订版: F, 档案已发布: Aug 27, 2015
从文件中提取

价格

状态

LM25117PMH/NOPBLM25117PMHE/NOPBLM25117PMHX/NOPBLM25117PSQ/NOPBLM25117PSQE/NOPBLM25117PSQX/NOPB
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityYesNoNoYesNoNo

打包

LM25117PMH/NOPBLM25117PMHE/NOPBLM25117PMHX/NOPBLM25117PSQ/NOPBLM25117PSQE/NOPBLM25117PSQX/NOPB
N123456
Pin202020242424
Package TypePWPPWPPWPRTWRTWRTW
Industry STD TermHTSSOPHTSSOPHTSSOPWQFNWQFNWQFN
JEDEC CodeR-PDSO-GR-PDSO-GR-PDSO-GS-PQFP-NS-PQFP-NS-PQFP-N
Package QTY73250250010002504500
CarrierTUBESMALL T&RLARGE T&RSMALL T&RSMALL T&RLARGE T&R
Device MarkingPMHPMHPMHL25117PL25117PL25117P
Width (mm)4.44.44.4444
Length (mm)6.56.56.5444
Thickness (mm)111.75.75.75
Pitch (mm).65.65.65.5.5.5
Max Height (mm)1.21.21.2.8.8.8
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参数化

Parameters / ModelsLM25117PMH/NOPB
LM25117PMH/NOPB
LM25117PMHE/NOPB
LM25117PMHE/NOPB
LM25117PMHX/NOPB
LM25117PMHX/NOPB
LM25117PSQ/NOPB
LM25117PSQ/NOPB
LM25117PSQE/NOPB
LM25117PSQE/NOPB
LM25117PSQX/NOPB
LM25117PSQX/NOPB
Control ModeCurrent ModeCurrent ModeCurrent ModeCurrent ModeCurrent ModeCurrent Mode
Duty Cycle(Max), %989898989898
Iout(Max), A202020202020
Iq(Typ), mA4.84.84.84.84.84.8
Number of Phases111111
Operating Temperature Range, C-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125
Package GroupHTSSOPHTSSOPHTSSOPWQFNWQFNWQFN
RatingCatalogCatalogCatalogCatalogCatalogCatalog
Regulated Outputs111111
Special FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO AdjustableAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO Adjustable
Switching Frequency(Max), kHz750750750750750750
Switching Frequency(Min), kHz505050505050
TypeControllerControllerControllerControllerControllerController
Vin(Max), V424242424242
Vin(Min), V4.54.54.54.54.54.5
Vout(Max), V414141414141
Vout(Min), V0.80.80.80.80.80.8

生态计划

LM25117PMH/NOPBLM25117PMHE/NOPBLM25117PMHX/NOPBLM25117PSQ/NOPBLM25117PSQE/NOPBLM25117PSQX/NOPB
RoHSCompliantCompliantCompliantCompliantCompliantCompliant

应用须知

  • Analog Applications Journal 3Q 2015
    PDF, 7.1 Mb, 档案已发布: Jul 24, 2015
  • Ceramic or electrolytic output capacitors in DC/DC converters—Why not both?
    PDF, 2.1 Mb, 档案已发布: Jul 24, 2015
  • Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics
    PDF, 926 Kb, 档案已发布: Jul 21, 2016

模型线

制造商分类

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