Datasheet Texas Instruments LM25119PSQ/NOPB — 数据表

制造商Texas Instruments
系列LM25119
零件号LM25119PSQ/NOPB
Datasheet Texas Instruments LM25119PSQ/NOPB

4.5-42V宽输入电压,电流模式双同步降压控制器32-WQFN -40至125

数据表

LM25119, LM25119-Q1 Wide Input Range, Dual Synchronous Buck Controller datasheet
PDF, 1.5 Mb, 修订版: H, 档案已发布: May 17, 2016
从文件中提取

价格

状态

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

打包

Pin32
Package TypeRTV
Industry STD TermWQFN
JEDEC CodeS-PQFP-N
Package QTY1000
CarrierSMALL T&R
Device MarkingL25119P
Width (mm)5
Length (mm)5
Thickness (mm).75
Pitch (mm).5
Max Height (mm).8
Mechanical Data下载

参数化

Control ModeCurrent Mode
Duty Cycle(Max)98 %
Iout(Max)40 A
Iq(Typ)6 mA
Number of Phases2
Operating Temperature Range-40 to 125 C
Package GroupWQFN
RatingCatalog
Regulated Outputs2
Special FeaturesAdjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,UVLO Adjustable
Switching Frequency(Max)750 kHz
Switching Frequency(Min)50 kHz
TypeController
Vin(Max)42 V
Vin(Min)4.5 V
Vout(Max)41.3 V
Vout(Min)0.8 V

生态计划

RoHSCompliant

设计套件和评估模块

  • Evaluation Modules & Boards: LM25119EVAL
    Evaluation Board for the LM25119 Wide Vin Dual Synchronous Buck Controller
    Lifecycle Status: Active (Recommended for new designs)

应用须知

  • 1Q 2012 Issue Analog Applications Journal
    PDF, 2.4 Mb, 档案已发布: Jan 31, 2012
  • Benefits of a multiphase buck converter
    PDF, 868 Kb, 档案已发布: Jan 31, 2012
  • 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

系列: LM25119 (3)

制造商分类

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